Statistics for Environmental Engineers - Part 2 pot
Statistics for Environmental Engineers - Part 2 pot
... given in Exercise 6 .2.
123 4567891011 121 31415
20 3 21 3 22 3 20 5 20 9 20 0 20 0 196 20 1 20 6 1 92 206 185 199 20 1
20 6 196 21 4 189 20 5 20 1 22 6 20 7 21 4 21 0 20 7 188 199 198 20 0
X
L15 92_ Frame_C11 Page ...
σ
b
2
σ
e
2
σ
b
2
σ
a
2
+
σ
b
2
κ
+
2
η
2
==
σ
e
2
s
e
2
y
2
.
σ
b
2
σ
b
2
y s
e
2
y s
e
2
s
= 0 .26 7 + 0.016 y
e
2...
Statistics for Environmental Engineers - Part 5 potx
... X
11
X
21
X
12
X
22
+
X
11
X
21
X
12
X
22
+ X
21
2
X
22
2
+
=
max ∆
|
X′X
|
=
∆ X
11
X
22
X
12
X
21
–()
2
=
∆
∗
max |X
11
X
22
X
12
X
21
|
–=
∆
∗
1 e
θ
2
t
1
–
–()
θ
1
t
2
e
θ
2
t
2
–
()1 e
θ
2
t
2
–
–()
θ
1
t
1
e
θ
2
t
1
–
()–[]=
θ
1
1 ... +118
12 +1 +1 −1 + 121
13 −1 −1 +1 +136
14 +1 −1 +1 + 124
15 −1 +1 +1 +133
16
+1 +1 +1 + 124
17 20 00...
Statistics for Environmental Engineers - Part 1 docx
...
133 321 625 2 120 2 926 623 1811
23 722 1 426 30113633181316 9
323 221 226 3 122 6 821 131 320 12
428 38143 028 21 322 1 8 91515
541101 327 3 121 2419 9 9 121 8
6373 423 243 527 221 922 5 121 7
723 321 520 265 822 1538 6 121 9
824 3 322 2539403 120 111039 ... 34 20 11 16
25 47 20 23 22 11 19 24 16 38 13 3 9
26 33 24 26 25 22 28 26 13 40 28 9 12
27 41 28 26 25 25 29 1...
Statistics for Environmental Engineers - Part 3 doc
... Control
νν
νν
23 45 6810
5 3.03 3 .29 3.48 3. 62 3.73 3.90 4.03
10 2. 57 2. 76 2. 89 2. 99 3.07 3.19 3 .29
15 2. 44 2. 61 2. 73 2. 82 2.89 3.00 3.08
20 2. 38 2. 54 2. 65 2. 73 2. 80 2. 90 2. 98
30 2. 32 2.47 2. 58 2. 66 2. 72 2. 82 ... 15
s
b
2
s
w
2
σ
2
(s
b
2
s
w
2
) (s
w
2
s
b
2
)
s
b
2
/s
w
2
s
b
2
s
w
2
).
s
b
2
s
w
2
s
b
2
s
b
2
/...
Statistics for Environmental Engineers - Part 4 pps
... ,
x
i
y
i
1
2
x
i
2
y
i
2
d
i
2
–+()=
r
S
∑ x
i
2
y
i
2
d
i
2
–+()
2 ∑x
i
2
∑y
i
2
∑x
i
2
∑y
i
2
∑d
i
2
–+
2 ∑x
i
2
∑y
i
2
==
∑x
i
2
∑y
i
2
==
nn
2
1–()/ 12
r
S
1
6∑d
i
2
nn
2
1–()
–=
r
s
1
6∑ ... apart so the lag 12 autocor-
relation indicates a 24 -h cycle.
BOD
t - 6
BOD
t - 1
BOD
t - 12
BOD
t - 3
BOD
t
BOD
t
50
100
150
20 0...
Statistics for Environmental Engineers - Part 6 (end) pps
... 22 19 20 69 21 79 20 24 22 15 21 57 21 00
May 20 55 20 97 1935 22 26 20 94 22 05 20 89 21 41
June 20 88 21 16 20 23 22 50 1946 23 55 21 51 20 01
July 21 38 21 31 20 41 21 76 20 20 21 52 2038 20 49
Aug. 21 54 20 82 2107 22 02 ... 22 02 1997 21 01 1988 21 04
Sept. 22 26 21 67 20 63 21 80 22 02 2179 20 67 20 01
Oct. 22 13 21 11 21 04 22 36 21 10...
Statistics for Environmental Engineers Second Edition phần 2 pot
... 3.7?
Data Set A 13 21 13 18 27 16 17 18 22 19
15 21 18 20 23 25 5 20 20 21
Data Set B 22 24 19 28 22 23 20 21 25 22
18 21 35 21 36 24 24 23 23 24
0. 02 0.18 0.34 0.50 0.65 0.81
0.04 0 .20 0.36 0.51 0.67 ... 1 .25 Spike ==
==
2. 5 Spike ==
==
1 .25 Spike ==
==
2. 5
1.1 2. 8 2. 35 5.30
2. 0 3.5 2. 86 4. 72
1.3 2. 3 2. 70 3.64
1.0 2. 7 2. 56 5.04
1.1...
Statistics for Environmental Engineers Second Edition phần 4 pot
... 4.63 4 .22 1.48
7 2. 62 3.11 3.77 4 .26 4.01 1.31
8 2. 51 2. 97 3.57 4. 02 3.88 1.18
9 2. 43 2. 86 3.43 3.85 3.78 1.09
10 2. 37 2. 79 3. 32 3. 72 3. 72 1.01
12 2 .29 2. 68 3.17 3.53 3.63 0.90
15 2. 22 2.57 3.03 ... 3.03 3.36 3.56 0.78
20 2. 14 2. 48 2. 90 3 .21 3.50 0.66
30 2. 08 2. 39 2. 78 3.06 3.48 0.53
40 2. 05 2. 35 2. 73 2. 99 3.49 0.45
60 2. 02 2.31 2. 67...
Statistics for Environmental Engineers Second Edition phần 5 pot
... 15
s
b
2
s
w
2
σ
2
(s
b
2
s
w
2
) (s
w
2
s
b
2
)
s
b
2
/s
w
2
s
b
2
s
w
2
).
s
b
2
s
w
2
s
b
2
s
b
2
/s
w
2
)
σ
2
y
A
y
B
y
C
s
A
2
s
B
2
s
C
2
y
y y
A
y
B
y
C
s
A
2
12 11–()
2
10 11–()
2
13 11–()
2
911–()
2
+++
41–
... mixed?
Lab 1 26 .1 21 .5 22 .0 22 .6 24 .9 22 .6 23 .8 23 .2
Lab 2 18.3 19.7 18.0 17.4 22 .6 11.6 11.0 15.7
Lab...
Tài liệu Statistics for Environmental Engineers P2 doc
... 6 .2 3500
21 12. 2 2. 7 1.3 42. 6 1 20 38
22 22 .2 3 .2 11.9 50 6 .2 3558
23 28 6 7 48 0.1 321 9
24 15.5 4.5 2. 5 51.5 2 2651
25 38 .2 2 7.5 30.4 6.5 3953
26 2. 2 2. 2 1.75 52. 5 1 .2 1574
27 17 2 5 43 4 26 49
28 ... 1190 18 3. 42 1143 35 2. 434 1167
2 3.08 121 1 19 3 .27 6 121 3 36 2. 484 10 42
3 4.496 1005 20 3.595 1300 37 2. 466 1116
4 3 .20 7 120 8 21 4....