Nghiên cứu chế biến bánh cookie bổ sung bã đậu nành

T R I T N G DAI H O C AN G I A N G K H O A NONG NGHIEP & TAI NGUYEN T H I E N NHIEN BO MON C O N G N G H E T H U C PHAM TRAN THI M Y TIEN N G H I E N C U U C H E B I E N BANH C O O K I E B O SUNG BA DAU NANH BAO C A O K H O A L U A N T O T N G H I E P DAI H O C TRUC3NG DAI HOC AN GIANG THUVIEN Nganh hoc: Cong Nghe Thuc PhSm Can bp huong ddn: ThS Dao Van Thanh K H O A H Q C : 2009-2013 An Giang, Thang 05 2013 L o i cam ta Qua thai gian thuc hien khoa luan tot nghiep, toi da hoan viec nghien cuu che bien san pham banh cookie bo sung ba dau nanh vdi sir giup cua cac thay co va cac ban Dau tien, toi chan cam on Thay Dao Van Thanh da nhiet tinh hudng dan va giup toi suot thoi gian thuc hien khoa luan tot nghiep Dong thoi toi cung cam on cac thay co phong thi da giup tan tinh toi thuc hien nghien cuu cac chi tieu san pham Va dac biet cam on den Bo mon Cong Nghe Thuc Pham, khoa Nong Nghiep - T N T N , da tao moi dieu kien de toi co the hoan tot de tai tot nghiep Toi cung chan cam on den cac Thay Co da giang day toi suot thoi gian hoc dai hoc, trang bi nhung kien thuc can thiet ho tro toi hoan tot de tai X i n chan cam on! Long Xuyen, thang nam 2012 Sinh vien thuc hien Tran Thi M y Tien i Muc luc Noi dung Trang L d i cam ta i Muc luc u Danh sach bang iv Danh sach hinh vi Tom luge vii Chirong Gioi thieu 1.1 Dat van de 1.2 Muc tieu nghien cuu 1.3 N p i dung nghien cuu Chirong Luoc khao tai lieu 2.1 Bot mi 2.1.1 Gioi thieu ve bot mi 2.1.2 Thanh phan hoa hoc ciia bot mi 2.1.3 Chi tieu chat lugng cua bot mi 2.2 Ba dau nanh 2.3 Cac nguyen lieu khac 2.3.1 Duong 2.3.2 Shortening 2.3.3 Bo 10 2.3.4 Nude 10 2.3.5 Trung 11 2.3.5 Mu6i 11 2.3.6 Chdttao nd 11 2.3.7 Vani 12 2.4 Cac qua trinh che bien co ban 12 2.4.1 Qua trinh nhao tron 12 2.4.2 Qua trinh tao hinh 15 2.4.3 Qua trinh nudng 15 2.5 Cac chat mau hinh qua trinh gia cong ky thuat 18 2.5.1 Gioi thieu 18 2.5.2 Sir tao mau mdi phan ung caramen 18 2.5.3 Su tao mau mdi phan ung melanoidin 19 2.6 Cac chk thorn hinh qua trinh gia cong ky thuat 20 2.7 Cac nghien cuu trudc day co lien quan 21 Chirong Phirong tien va phuong phap nghien cuu 22 3.1 Phuong tien nghien cuu 22 3.1.1 Dia diem v a t h b i gian nghien cuu 22 3.1.2 Nguyen vat lieu, thiet bi can cho thi nghiem 22 3.2 Phuong phap nghien cuu 22 3.2.1 Phuong phap thu thap va x u ly phan tich so lieu 22 3.2.2 Quy trinh che bien 23 3.2.3 Thuyet minh quy trinh 24 3.3 N p i dung bo t r i thi nghiem 25 3.3.1 Thi nghiem 1: Khao sat sir anh huong cua t i le phoi tron hot mi va ba dau nanh den cau true san pham 25 3.3.2 Thi nghiem 2: Khao sat sir anh hudng cua trung va bo den chat luong san pham 27 3.3.3 Thi nghiem 3: Khao sat sir anh hudng ciia che nudng (nhiet dp, thoi gian) den chat luong san pham 29 3.3.6 Phuong phap mo ta, danh gia cam quan 31 Chuong 4: Ket qua va thao luan 32 4.1 Thi nghiem 1: Anh hudng ciia t i le phoi tron den cau true san pham 32 4.2 Thi nghiem 2: Khao sat su anh hudng cua trung va bo den chat luong san pham 36 4.3 Thi nghiem 3: A n h hudng ciia che dp nudng (nhiet dp, thoi gian) den chat luong san pham 43 Chuong 5: Ket luan va kien nghi 48 5.1 Kk luan 48 5.2 Khuydn nghi 48 Tai lieu tham khao 49 Phu Chuong pel Phu chuong A : Mot so hinh anh thuc nghiem pel Phu chuong B: Phuong phap danh gia cam quan pc3 Phu chuong C: Phuong phap phan tich hoa ly pc5 Phu chuong D: Ket qua thong ke cac so lieu thi nghiem pc9 iii Danh sach bang Noi dung Trang Bang 1: Thanh phan hoa hoc cua cac loai hot mi Bang 2: Thanh phan cac loai glucid bot mi Bang 3: Thanh phan cac loai duong co bot mi Bang 4: Vitamin va khoang chat bot mi Bang 5: Ham luong vitamin bot mi Bang 6: Chi tieu chk luong cua bot mi (TCVN4359H996) Bang 7: Thanh phan dinh duong cua ba dau nanh tinh tren lOOg ba tuoi Bang 8: Chi tieu c h i t luong duong dung san xuat cac loai banh ngot ( T C V N 6959:2001) Bang 9: Tieu chuan ky thuat shortening 10 Bang 10: Chi tieu chat luong cua bo 10 Bang 11: Xac dinh cac chi tieu hoa hoc 23 Bang 12: Danh gia cam quan muc dp ua thich ciia san pham 31 Bang 13: Anh huong ciia ham luong ba dau nanh den dp no ciia san pham 32 Bang 14: Anh huong cua ham luong ba dau nanh bo sung den mau sac, mui, v i , cau true, muc dp ua thich ciia san pham 33 Bang 15: Anh huong ciia ham luong ba dau nanh bo sung den dp am ciia san pham 34 Bang 16: A n h huong ciia ham luong ba dau nanh bo sung den phan protid ciia san pham 35 Bang 17: Anh huong ciia ham luong ba dau nanh bo sung den phan lipid ciia san pham 35 Bang 18: Anh huong ciia ham luong ba dau nanh bo sung den ham luong duong 36 Bang 19: Sir anh hudng ciia ty le triing den mau sac, mui, v i , cau true, muc dp ua thich banh cookie bo sung ba dau nanh 36 Bang 20: Su anh hudng ciia ty le bo den mau sac, mui, v i , cau true, muc dp ua thich banh cookie bo sung ba dau nanh 38 Bang : Ket qua danh gia cam quan san pham theo ty le trung va bo khac 39 Bang 22: Anh hudng ciia ty le triing va ty le bo den dp am ciia san pham 40 Bang 23: Anh hudng ciia ty le trung va ty le bo den dp nd ciia san pham banh cookie bo sung ba dau nanh 41 Bang 24: A n h hudng ciia ti le trung va t i le bo d£n ham luong lipid banh 42 Bang 25: Anh hudng ciia nhiet dp nudng den mau sac, mui, v i , cau true, muc dp ua thich san pham 43 iv Bang 26: A n h hudng ciia thai gian nudng den mau sac, miii, v i , cau true, muc dp ua thich san pham 45 Bang 27: Anh hudng cua che dp nudng (thai gian va nhiet dp) den mau sac, mui, v i , cau true, muc dp ua thich san pham 47 Bang 28: Phuang phap danh gia cam quan banh cookie bo sung ba dau nanh sau nudng pc3 Bang 29: Bang danh gia cam quan muc dp ua thich san pham banh cookie bo sung ba dau nanh theo thang diem Hedonic pc4 • V Danh sach hinh Noi dung Trang Hinh 1: So quy trinh c h i bien banh cookie bo sung ba dau nanh 23 Hinh 2: So bo t r i thi nghiem 26 Hinh 3: So bo tri thi nghiem 28 Hinh 4: So bo tri thi nghiem 30 Hinh 5: So dd quy trinh d l nghi c h i bien banh cookie bo sung ba dau nanh 48 Hinh 6: Ba dau nanh sau x u ly pel Hinh 7: Bo pel Hinh 8: Bot mi pel Hinh 9: Shortening pel Hinh 10: Duong xay nhuyen pel Hinh 11: Trung pel Hinh 12: Bot nhao sau da dinh hinh pc2 Hinh 13: Banh sau nudng pc2 vi Tom luoc Banh cookie la mot loai banh ngot, duoc xem nhu mot loai thuc pham tang cuong dinh duong, banh co cac phan dinh duong nhu lipid, glucid, protid, Banh cookie la mot loai banh quy, chang nhung co gia tri ve mat dinh duong ma co gia tri ve cam quan, gdp phan lam da dang ve mau ma, gia thanh, cung nhu chat luong cho san pham banh Banh cookie rat duoc nguoi tieu dung ua thich bdi tinh tien dung cung nhu cac gia tri ve dinh dudng, cam quan, gia Do vay, viec nang cao dinh dudng cung nhu giam gia cua san pham la van de can quan tarn De tai nghien cuu banh cookie bo sung ba dau san pham banh cookie vua dat chat luong ve pham thich hop cho moi nguoi tieu dung, dong dinh De tai tap trung nghien cuu mot so van de nanh duoc tien hanh nham tao mot dinh dudng, vua giam gia san thoi tim quy trinh san xuat banh on sau: - Khao sat su anh hudng cua t i le phoi tron bpt mi va ba dau nanh den cau true san phdm, vdi cac t i le bpt mi : ba dau nanh 100:0: 90:10; 80:20: 70:30; 60:40; 50:50 - Khao sat su anh hudng ciia triing va bo den chat luong san pham, vdi cac ti le triing 20%; 30%; 40%; 50% va t i le bo 20%; 24%; 28%; 32% - Khao sat su anh hudng ciia che dp nudng (nhiet dp, thoi gian) den chat luong san phdm, vdi cac nhiet dp nudng 120°C, 140°C, 160°C, 180°C va cac thoi gian nudng phut, 10 phut, 15 phut, 20 phut Qua qua trinh khao sat va thuc hien de tai da thu duoc nhung ket qua sau: - V d i t i le bpt mi : ba dau nanh 90:10 la thich hop va banh cd chat luong tot - T i le triing 40% va t i le bo 28% la thich hop va banh cd gia tri cam quan tot, chat luong san pham tot - Banh duoc nudng d nhiet dp 140°C, va thoi gian nudng 20 phut la thich hop va banh cd gia tri cam quan tot vii Chuong Gioi thieu 1.1 Dat van de Banh la loai thuc pham rat phd bien doi song hang cung cap nhieu nang luong, duong chat Nganh cong nghe san xuat banh da la mot nganh xuat hien rat lau doi va rat da dang Neu ndi den banh khd tren the gioi thi co the ke den cac loai banh nhu: biscuit, cookie, da dang ve chung loai, cong nghe mans lai gia tri kinh te dang ke nham dap ung nhu cau nguoi tieu dung de co the phat trien ben vung thi truong Trong banh cookie la mot loai banh co cau true gidn, xop, thorn ngon va de duoc thuc hien, banh mang lai gia tri dinh dudng cao, lam phong phu them khau v i cua nguoi tieu dung Nguyen lieu chinh dung de che bien banh cookie la bpt mi V d i dieu kien hau nude ta thi khong the gieo lua m i , nen luong bpt mi su dung nude chu yeu la nhap khau K h i nhu cau su dung banh cookie cang cao ma gia bpt mi cang cao, thi viec tim kiem nguon nguyen lieu san cd vdi san luong doi dao, gia re de thay the mot phan bpt mi dang trd nen cap thiet Ngay t i le nguoi mac benh t i m mach, duong rupt, dang gia tang bdi nguoi tieu dung chua quan tarn nhieu den khau phan an hang ngay, nhat la t i le chat xo bo sung mdi bua an Trong do, cd nhieu nguon chat xo la phu phe pham cua cac nganh che bien thuc pham cd the duoc x u ly va su dung de bo sung vao mot so san pham thuc pham (chang han nhu banh biscuit, banh cookie, ) nhu ba dau nanh la phu pham cua viec san xuat sua dau nanh hay dau hu Ba dau nanh cd ham luong xo cao, bao gom chat xo hoa tan va chat xo khong hoa tan Chat xo khong hoa tan cd tac dung chdng tao bdn, ngan ngua ung thu rupt ket, ung thu dai trang, giam nguy co tri, chdng beo phi va benh tieu duong Chat xo hoa tan cd kha nang tan nude dung dich keo K h i di qua rupt se tao the dong lam cham qua trinh hap thu mot so chat cd hai nhu cholesterol vao mau Ngoai ra, ba dau nanh cd chat isoflavones cd kha nang phong chdng nhieu loai benh ung thu va benh tim mach Theo To chuc Y te the gioi (WHO), luong chat xo su dung mdi cho mdi nguoi nen dam bao 27 - 40g xo tdng, 16 - 27g xo khong hoa tan Tren co so do, muc tieu cua de tai nghien cuu che bien banh cookie bo sung ba dau nanh la giam bdt luong bpt mi su dung bang each tan dung phu pham ba dau nanh nang cao gia tri dinh duong ciia banh cookie, dac biet la gia tang luong chat xo, gdp phan lam giam nguy co mac cac benh ve tim mach tieu hoa, dong thoi lam da dang hda san pham banh 1.2 Muc tieu nghien cuu Tim ti le phoi trpn toi uu giua bpt m i va ba dau nanh de chat luong san pham tdt nhat T i m t i le trung va bo sii dung de san pham cd chat luong tdt Dong thoi tim cac thong so toi uu ve nhiet dp va thoi gian nudng banh de san pham cd chat luong tdt, tao san pham banh cookie mdi cd bo sung ba dau nanh gdp phan lam giam gia va nang cao gia tri dinh duong cua banh l 1.3 Npi dung nghien cuu Khao sat sir anh hudng cua t i le phoi tron bot m i va ba dau nanh den cau true san pham Khao sat su anh hudng cua trung va bo den chat luong san pham Khao sat su anh hudng ciia che nudng (nhiet do, thoi gian) den chat luong san pham I Multiple Range Tests for mau sac by trung:bo Method: 95.0 percent LSD trung: bo Count Mean Homogeneous Groups 3.33333 X 3.33333 X XX 3.55556 XX 3.55556 3.66667 XXX 12 XXX 3.66667 14 3.66667 XXX 3.66667 XXX 9 10 XXX 3.77778 XXX 3.77778 15 3.88889 XXX XXX 13 3.88889 XXX 3.88889 XX 4.0 16 4.11111 X 11 4.11111 X 2.2 Ket qua danh gia cam quan ve mui ciia san pham thi nghiem Analysis of Variance for mui - Type I I I Sums of Squares Mean Square F-Ratio Source Sum of Squares Df M A I N EFFECTS A : t i le trung 1.69444 0.564815 2.58 B d i le bo 1.63889 0.546296 2.50 RESIDUAL 29.9722 137 0.218775 T O T A L (CORRECTED) 33.3056 143 Multiple Range Tests for mui by ti le bo Method: 95.0 percent L S D ti le bo Count LS Mean LS Sigma 20 36 3.19444 0.0779557 24 36 3.25 0.0779557 32 36 3.36111 0.0779557 28 36 3.47222 0.0779557 Multiple Range Tests for mui by ti le trung Method: 95.0 percent LSD ti le trung Count LS Mean 20 36 3.16667 30 36 3.30556 50 36 3.33333 40 36 3.47222 LS Sigma 0.0779557 0.0779557 0.0779557 0.0779557 Homogeneous X X XX X P-Value 0.0560 0.0624 Groups Homogeneous Groups X XX XX X pcl4 A N O V A Table for mui by trung:bo Source Sum of Squares Df Mean Square Between groups 3.97222 15 0.264815 Within groups 29.3333 128 0.229167 Total (Corr.) 33.3056 143 Multiple Range Tests for mui by trungibo Method: 95.0 percent LSD trung:bo Count 14 13 10 15 12 16 1 Mean 3.0 3.11111 3.22222 3.22222 3.22222 3.22222 3.33333 3.33333 3.33333 3.33333 3.33333 3.33333 3.44444 3.44444 3.44444 3.77778 Homogeneous X X X X X X Groups XX XX XX XX XX XX XX XX XX X 2.3 Ket qua danh gia cam quan ve vi san pham ciia thi nghiem Analysis of Variance for vi - Type I I I Sums of Squares Source Sum of Squares Df Mean Square M A I N EFFECTS A : t i le bo 1.74306 0.581019 Bdi le trung 4.52083 1.50694 28.1736 RESIDUAL 137 0.205647 T O T A L (CORRECTED) 34.4375 143 Multiple Range Tests for vi by ti le bo Method: 95.0 percent LSD ti le bo Count LS Mean 20 36 3.13889 24 36 3.19444 32 36 3.33333 28 36 3.41667 LS Sigma 0.0755805 0.0755805 0.0755805 0.0755805 P- Value 0.3151 F-Ratio 1.16 F-Ratio 2.83 7.33 Homogeneous X X XX X P-Value 0.0410 0.0001 Groups pcl5 Multiple Range Tests for vi by ti le trung Method: 95.0 percent LSD ti le lrung Count LS Sigma LS Mean 20 0.0755805 36 3.05556 30 0.0755805 3.13889 36 50 36 3.41667 0.0755805 40 36 3.47222 0.0755805 A N O V A Table for vi by trungibo Source Mean Square Sum of Squares Df , Between groups 8.4375 15 0.5625 26.0 Within groups 128 0.203125 Total (Corr.) 34.4375 143 Multiple Range Tests for vi by trungibo Homogeneous X X X X F-Ratio 2.77 Groups P- Value 0.0010 Method: 95.0 percent LSD trung: bo Count Homogeneous Groups Mean X 2.77778 3.11111 XX 9 3.11111 XX : 3.11111 XX 9 3.11111 XX 3.11111 XX 14 3.22222 XX 9 3.22222 XX 9 3.22222 XX 3.22222 XX 10 3.33333 XX 13 3.44444 XX 12 3.44444 XX 16 3.44444 XX 15 3.55556 XX 11 3.88889 X 2.4 Ket qua danh gia cam quan ve cau true san pham ciia thi ng hiem Analysis of Variance for cau true - Type III Sums of Squares Source Sum of Squares Df Mean Square / \-Ratio M A I N EFFECTS A : t i le bo 2.38889 0.796296 4.02 Bdi le trung 7.05556 2.35185 1.88 RESIDUAL 27.1111 137 0.197891 T O T A L (CORRECTED) 36.5556 143 P- Value 0.0088 0.0000 pcl6 Multiple Range Tests for cau true by ti le trung Method: 95.0 percent LSD ti le trung Count LS Mean 20 2.97222 36 30 3.27778 36 50 3.38889 36 40 3.58333 36 Multiple Range Tests for cau true by ti LS Sigma 0.0741416 0.0741416 0.0741416 0.0741416 le bo Homogeneous X X XX X Method: 95.0 percent LSD ti le bo Count LS Mean LS Sigma Homogeneous 24 3.13889 0.0741416 X 36 20 3.22222 0.0741416 36 XX 3.41667 0.0741416 28 36 XX 3.44444 0.0741416 36 X 32 A N O V A Table for cau true by trungibo Source Sum of Sq uares Df Mean Square F-Ratic Between groups 10.7778 15 0.718519 3.57 Within groups 25.7778 128 0.201389 Total (Corr.) 36.5556 143 Multiple Range Tests for cau true by trungibo Method: 95.0 percent LSD trung: bo Count 9 9 9 14 9 9 15 13 10 16 9 12 11 Mean 2.88889 2.88889 3.0 3.0 3.11111 3.22222 3.22222 3.33333 3.33333 3.44444 3.44444 3.44444 3.44444 3.55556 3.66667 3.88889 Homogeneous X X XX XX XXX xxxx xxxx xxxx xxxx XXX XXX XXX XXX XXX XX X Groups Groups P- Value 0.0000 Groups pcl7 2.5 Ket qua danh gia cam quan ve ua thich chung san pham ciia thi nghiem Analysis of Variance for 11a thich chung - Type I I I Sums of Squares Source Mean Square F-Ratio P-Value Sum of Sq uares Df M A I N EFFECTS A : t i le trung 26.1875 8.72917 13.32 0.0000 Bdi le bo 13.0208 4.34028 6.62 0.0003 RESIDUAL 89.7847 137 0.655363 T O T A L (CORRECTED) 128.993 143 Multiple Range Tests for ua thich chung by ti le bo Method: 95.0 percent LSD ti le bo Count LS Mean LS Sigma Homogeneous 0.134924 X 20 36 5.5 0.134924 XX 24 36 5.77778 0.134924 X 32 36 5.91667 0.134924 X 28 36 6.33333 Multiple Range Tests for ua thich chung by ti le trung Method: 95.0 percent LSD ti le trung Count LS Mean LS Sigma 20 36 5.36111 0.134924 30 36 5.69444 0.134924 50 36 5.94444 0.134924 40 36 6.52778 0.134924 A N O V A Table for ua thich chung by trungibo Source Sum of Squares Df Mean Square Between groups 56.1042 15 3.74028 Within groups 72.8889 128 0.569444 Total (Corr.) 128.993 143 Homogeneous X XX X X F-Ratio 6.57 Groups Groups P-Value 0.0000 pcl8 Multiple Range Tests for ua thich chung by trungibo Method: 95.0 percent LSD Homogene trung: bo Count Mean 5.0 X 5.33333 XX 5.33333 XX 5.44444 XXX 14 5.55556 xxxx 5.66667 xxxxx 5.66667 xxxxx xxxx 5.77778 13 xxxx 5.88889 xxxx 5.88889 xxxx 5.88889 15 6.11111 XXX 12 XXX 6.11111 6.22222 XX 10 16 X 6.33333 7.88889 X 11 2.6 Anh huong cua ty le trirng va ty le bo* den am cua nghiem Analysis of Variance for am - Type I I I Sums of Squares Source Sum of Squares Df Mean Square M A I N EFFECTS A : t i le trung 5.13239 1.7108 Bdilebo 3.15259 1.05086 RESIDUAL 49.3185 41 1.20289 T O T A L (CORRECTED) 57.6034 47 Multiple Range Tests for am chung by trungibo Method: 95.0 percent LSD ti le trung Count 20 12 30 12 40 12 50 12 LS Mean 12.1908 12.4592 12.7492 13.0683 LS Sigma 0.316608 0.316608 0.316608 0.316608 san pham ciia thi F-Ratio 1.42 0.87 Homogeneous X X X X P-Value 0.2501 0.4626 Groups Multiple Range Tests for am by ti le bo Method: 95.0 percent LSD ti le bo Count LS Mean 20 12 12.3092 32 12 12.4708 24 12 12.6958 28 12 12.9917 LS Sigma 0.316608 0.316608 0.316608 0.316608 Homogeneous X X X X Groups pcl9 A N O V A Table for am by trungibo Source Sum of Squares Df Mean Square Between groups 21.3288 15 1.42192 Within groups 36.2746 32 1.13358 Total (Corr.) 57.6034 47 Multiple Range Tests for am by trungibo F-Ratio 1.25 P-Value 0.2855 Method: 95.0 percent LSD Hon trung: bo Count Mean Homogeneous Groups 11.0933 X 11.79 XX XX 11.9 11.95 XX 10 XX 12.0 12.5167 XX 3 12.5567 XX 12.7933 XX 11 12 12.8333 XX 14 12.9667 X 13 12.9833 X 15 X 13.1233 X 16 13.2 X 13.26 13.37 X -J X 13.5333 2.7 Anh huong ciia ty le trung va ty le bo den no1 ciia san pham banh cookie bo sung ba dau nanh A N O V A Table for no by trungibo Source Sum of Squares Df Mean Square F-Ratio P- Value Between groups 1080.6 15 72.0398 20.08 0.0000 Within groups 57.398 16 3.58737 Total (Corr.) 1137.99 31 pc20 Multiple Range Tests for no by trungibo Method: 95.0 percent LSD Homogeneous C r roups trung: bo Count Mean 21.4286 X 21.4286 X 2 XX 23.2143 XXX 25.0 XXX 26.7857 28.5714 XXX XXX 30.3571 XXX 30.3571 XXX 32.1429 XXX 33.9286 12 XXX 33.9286 11 10 XXX 35.7143 14 37.5 XX XX 13 37.5 37.5 XX 16 39.2857 X 15 2.8 Anh huong cua ty le triing va ty le bo den ham luong lipid ciia banh cookie bo sung ba dau nanh Analysis of Variance for lipid - Type I I I Sums of Squares Source Sum of Squares Df Mean Square F -Ratio M A I N EFFECTS 29.41 A : t i le trung 811.834 270.611 B:ti le bo 12.3288 4.10961 0.45 RESIDUAL 377.314 41 9.20279 T O T A L (CORRECTED) 1201.48 47 Multiple Range Tests for lipid by ti le trung Method: 95.0 percent LSD ti le trung Count LS Mean 20 12 23.5631 30 12 25.5034 40 12 27.1834 50 12 34.4416 Multiple Range Tests for lipid by ti le LS Sigma 0.875728 0.875728 0.875728 0.875728 bo Method: 95.0 percent LSD ti le bo Count LS Mean 20 12 27.0844 24 12 27.2771 32 12 28.0236 28 12 28.3064 LS Sigma 0.875728 0.875728 0.875728 0.875728 san pham P-Value 0.0000 0.7210 Homogenei ius Groups X XX X X Homogeneo us Groups X X X X pc21 A N O V A Table for lipid by trungibo Source Sum of Squares Df Mean Square Between groups 888.12 15 59.208 Within groups 313.357 32 9.79242 Total (Corr.) 1201.48 47 Multiple Range Tests for lipid by trungibo Method: 95.0 percent LSD trung:bo Count " 11 10 Mean 21.9344 22.8204 24.638 24.8596 24.955 25.1123 25.3669 26.5794 27.0306 27.0842 27.2557 27.363 31.0769 34.2487 36.2176 36.2233 P-Value 0.0000 F-Ratio 6.05 Homogeneous X XX XX XX XX XX XX XXX XXX XXX XX XX XX X X X Groups 12 13 14 16 15 I I I Ket qua thi nghiem 3.1 Ket qua danh gia cam quan ve mau sac san pham cua thi nghiem Analysis of Variance for mau sac - Type I I I Sums of Squares Source Sum of Squares Df Mean Square F -Ratio P- Value M A I N EFFECTS A:nhietdo 10.5 3.5 4.73 0.0036 Bdhoigian 24.8333 8.27778 18.69 0.0000 RESIDUAL 110.222 137 0.804542 T O T A L (CORRECTED) 145.556 143 Multiple Range Tests for mau sac by thoi gian Method: 95.0 thoi gian 20 15 10 percent LSD Count LS Mean 36 1.75 36 2.60122 36 2.66667 36 2.69444 LS Sigma 0.149494 0.149494 0.149494 0.149494 Homogeneous X X X X Groups pc22 Multiple Range Tests for mau sac by nhiet Method: 95.0 percent LSD nhiet Count LS Mean LS Sigma Homogeneous OA OA —l^C A A 0*70 A "V 180 36 2.25 X OA A AAAA A 0.128789 T A n lOOTOn V 120 3o 2.44444 0.128/89 A Groups 160 36 2.55556 0.128789 X 140 36 tor mau 2.91667 0.128789 X AiNUVA I able sac by nhiet tnoi gian Source Sum of Squares Df Mean Square F-Ratio Between groups 116.0 15 7.73333 33.49 Within groups 29.5556 128 0.230903 Total (Corr.) 145.556 143 Multiple Range Tests for mau sac by nhiet thoi gian Method: 95.0 percent LSD Level Count 180-20 140-5 160-20 180-15 120-5 180-5 160-5 120-10 140-10 120-15 160-15 120-20 180-10 140-15 160-10 140-20 Mean 1.22222 1.55556 1.66667 1.77778 1.77778 1.88889 2.22222 2.22222 2.22222 2.66667 3.0 Homogeneous X XX XX XX XX XX XX XX XX XX X 3.55556 3.66667 3.66667 3.66667 4.11111 X XX XX XX X P- Value 0.0000 Groups 3.2 Ket qua danh gia cam quan ve miii san pham ciia thi nghiem Analysis of Variance for mui - Type H I Sums of Squares Source Sum of Squares Df Mean Square F-Ratio M A I N EFFECTS A:nhiet 5.52083 1.84028 3.10 B:thoi gian 12.0764 4.02546 6.79 RESIDUAL 81.2292 137 0.592914 T O T A L (CORRECTED) 98.8264 143 P-Value 0.0287 0.0003 pc23 Multiple Range Tests for mui by thoi gian thoi gian Count 36 15 36 20 36 10 36 Multiple Range Tests for LS Mean LS Sigma 2.13889 0.128335 2.6111 0.128335 2.66667 0.128335 2.94444 0.128335 mui by nhiet Method: 95.0 percent LSD nhiet Count LS Mean 180 36 2.33333 120 36 2.5 160 36 2.66667 140 36 2.861 11 LS Sigma 0.128335 0.128335 0.128335 0.128335 A N O V A Table for mui by nhiet thoi gian Source Sum of Squares Df Mean Square Between groups 66.6042 15 4.44028 Within groups 32.2222 128 0.251736 Homogeneous X X X X Groups Homogeneous X X XX X Groups F-Ratio 17.64 P- Value 0.0000 Total (Corr.) 98.8264 143 Multiple Range Tests for mui by nhiet thoi gian Method: 95.0 percent LSD Level Count 180-20 120-5 180-15 140-5 160-20 160-5 120-10 140-10 180-5 120-15 160-15 140-15 120-20 180-10 160-10 140-20 Mean 1.44444 1.77778 2.0 2.0 2.0 2.33333 2.33333 2.44444 2.44444 2.55556 2.77778 3.11111 3.33333 3.44444 3.55556 3.88889 Homogeneous X XX XX XX XX XX XX XX XX X XX XX X XX XX X pc24 3.3 Ket qua danh gia cam quan ve vj san pham cua thi nghiem Analysis of Variance for vi - Type I I I Sums of Squares Source Sum of Squares Df Mean Square M A I N EFFECTS A:nhiet 1.94444 5.83333 B:thoi gian 12.7222 4.24074 RESIDUAL 79.6667 137 0.581509 T O T A L (CORRECTED) 98.2222 143 Multiple Range Tests for vi by thoi gian Method: 95.0 percent LSD thoi gian Count LS Mean 2.16667 36 36 2.52778 20 10 36 2.80556 15 36 2.94444 Multiple Range Tests for vi by nhiet LS Sigma 0.127095 0.127095 0.127095 0.127095 F-Ratio P- Value 3.34 7.29 0.0211 0.0001 Homogeneous X X XX X Method: 95.0 percent LSD nhiet Count LS Mean LS Sigma 120 36 2.41667 0.127095 180 36 2.5 0.127095 160 36 2.58333 0.127095 140 36 2.94444 0.127095 A N O V A Table for vi by nhiet thoi gian Source Sum of Squares Df Mean Square F-Ratio Between groups 64.2222 15 4.28148 16.12 Within groups 34.0 128 0.265625 Total (Corr.) 98.2222 143 Homogeneous X X X X Groups Groups P-Value 0.0000 Multiple Range Tests for vi by nhiet thoi gian Method: 95.0 percent LSD Homo/ Level Count Mean X 160-20 1.55556 180-20 1.66667 X X 120-5 1.66667 X 140-5 2.22222 X 160-5 2.22222 X 120-10 2.22222 X 140-10 2.33333 X 180-15 2.55556 X 180-5 2.55556 X 120-15 2.55556 X 160-15 3.11111 3.22222 XX 120-20 3.22222 XX 180-10 XX 3.44444 160-10 XX 3.55556 140-15 X 140-20 3.66667 3.4 Ket qua danh gia cam quan cau true san pham ciia thi nghiem Analysis of Variance for cau true - Type I I I Sums of Squares Source Sum of Squares Df Mean Square F-Ratio M A I N EFFECTS A:nhiet 4.85417 1.61806 2.86 9.96 B:thoi gian 16.9097 5.63657 RESIDUAL 77.5625 137 0.56615 T O T A L (CORRECTED) 99.3264 143 Multiple Range Tests for cau true by thoi gian Method: 95.0 percent LSD thoi gian Count LS Mean LS Sigma 36 2.13889 0.125405 20 36 2.77778 0.125405 10 36 2.94444 0.125405 15 36 3.0 0.125405 Multiple Range Tests for cau true by nhiet Method: 95.0 percent LSD nhiet Count LS Mean 120 36 2.52778 180 36 2.58333 36 160 2.75 140 36 3.0 LS Sigma 0.125405 0.125405 0.125405 0.125405 Homogeneous X X X X Homoget 7eous X X XX X P- Value 0.0394 0.0000 Groups Groups pc26 A N O V A Table for cau true by nhiet thoi gian Source Sum of Squares Df Mean Square 15 4.35509 Within groups 34.0 128 0.265625 Total (Corr.) 99.3264 143 Multiple Range Tests for cau true by nhiet thoi gian F-Ratio 6.40 P- Value 0.0000 Method: 95.0 percent LSD \ tf Homogeneous Groups Level Count Mean 140-5 1.77778 X XX 120-5 l 88889 XX 160-20 1.88889 180-20 2.0 XXX 2.22222 xxxx 120-10 XXX 160-5 2.33333 180-15 2.44444 XX X 180-5 2.55556 X 140-10 2.66667 X 120-15 2.66667 X 160-15 3.22222 X 120-20 3.33333 X 180-10 3.33333 160-10 3.55556 XX 140-15 3.66667 XX 140-20 3.88889 X 3.5 Ket qua danh gia cam quan ve muc ua thich san pham cua thi nghiem Analysis of Variance for ua thich chung - Type I I I Sums of Squares Source Sum of Squares Df Mean Square F-Ratio P-Value M A I N EFFECTS A:nhiet 40.0764 13.3588 4.40 0.0055 B:thoi gian 114.743 0.0000 38.2477 12.60 RESIDUAL 415.84 137 3.03533 T O T A L (CORRECTED) 570.66 143 Multiple Range Tests for ua thich chung by thoi gian Method: 95.0 percent LSD thoi gian Count 36 20 36 15 36 10 36 LS Mean 2.30556 4.13889 4.27778 4.58333 LS Sigma 0.29037 0.29037 0.29037 0.29037 Homogeneous X X X X Groups pc27 Multiple Range Tests for ua thich chung by nhiet Method: 95.0 percent LSD nhiet Count LS Mean LS Sigma Homogeneous 180 36 3.30556 0.29037 X 120 36 3.36111 0.29037 X 160 36 4.05556 0.29037 XX 140 36 4.58333 0.29037 X A N O V A Table for ua thich chung by nhiet thoi gian Source Sum of Squares Df Mean Square F-Ratic; Between groups 500.437 15 33.3625 60.81 Within groups 70.2222 128 0.548611 Total (Corr.) 570.66 143 Multiple Range Tests for ua thich chung by nhiet thoi gian Method: 95.0 percent LSD Level Count 180-20 120-5 140-5 160-20 180-5 120-10 180-15 120-15 160-5 140-10 160-15 120-20 180-10 140-15 160-10 140-20 Mean 1.55556 1.55556 1.66667 1.88889 2.77778 2.88889 3.0 3.11111 3.22222 3.22222 4.77778 5.88889 5.88889 6.22222 6.33333 7.22222 Groups P-Value 0.0000 Homog X X X X X X X X X X X X X X X X pc28 ... cau true, muc dp ua thich banh cookie bo sung ba dau nanh 36 Bang 20: Su anh hudng ciia ty le bo den mau sac, mui, v i , cau true, muc dp ua thich banh cookie bo sung ba dau nanh 38 Bang : Ket... 28: Phuang phap danh gia cam quan banh cookie bo sung ba dau nanh sau nudng pc3 Bang 29: Bang danh gia cam quan muc dp ua thich san pham banh cookie bo sung ba dau nanh theo thang diem Hedonic... banh cookie bo sung ba dau nanh 23 Hinh 2: So bo t r i thi nghiem 26 Hinh 3: So bo tri thi nghiem 28 Hinh 4: So bo tri thi nghiem 30 Hinh 5: So dd quy trinh d l nghi c h i bien banh cookie bo sung