advanced analysis of variance

... product) # phân tích phương sai aov cho vào object analysis > analysis anova (analysis) 199 Analysis of Variance Table Response: product Df Sum Sq Mean Sq ... anova(model6, model7, model8) Analysis of Variance Table Model 1: height ~ group + age + group:age Model 2: height ~ group + age 195 Model 3: height ~ age Res.Df RSS Df Sum of Sq F 28 1270.44 29 1338.02 ... (b) Kết phân tích phương sai Bây dùng lệnh anova để biết kết phân tích: > anova (analysis) Analysis of Variance Table Response: galactose Df Sum Sq Mean Sq F value Pr(>F) group 5683620 2841810...

Ngày tải lên: 30/07/2014, 03:21

... sum of squares measure variability The variance of a set of n values (x1, x2 … xn) is given by the following (i.e sum of squares divided by the degrees of freedom): n ∑ (x i The degrees of freedom ... partitioning of the total sum of squares is presented in an analysis of variance table (Table 3) The mean squares (MS), which correspond to variance estimates, are obtained by dividing the sums of squares ... treatment sum of squares into separate components according to the number of degrees of freedom The analysis of variance for the SAPS II data shown in Table gives a between infection state, sum of squares...

Ngày tải lên: 12/08/2014, 20:20

... MEANS WITH ANALYSIS OF VARIANCE OU BAOLIN (B.Economics, USTC) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE DEPARTMENT OF STATISTICS AND APPLIED PROBABILITY NATIONAL UNIVERSITY OF SINGAPORE ... averages of (sub)groups This measure is surprisingly associated with the sample variance, in a way that leads to a new interpretation of the notion of variance but also to a measure of divergence of ... When the F-test is significant, the practitioner of the analysis of variance often want to draw as many conclusions as possible about the relation of the true means between individual treatment...

Ngày tải lên: 16/09/2015, 14:04

... cases we shall use analysis of variance (ANOVA) and in the last multivariate analysis of variance (MANOVA) method for the analysis of this data Both Tables 5.1 and 5.2 are examples of factorial designs, ... populations having the same variance The multivariate analysis of variance, or MANOVA, is an extension of the univariate analysis of variance to the situation where a set of variables are measured ... 53 50 49 51 47 53 82 ANALYSIS OF VARIANCE Downloaded by [King Mongkut's Institute of Technology, Ladkrabang] at 01:53 11 September 2014 5.2 Analysis of Variance For each of the data sets described...

Ngày tải lên: 09/04/2017, 12:11

... the amounts of DMPO-OH were analyzed as a function of the concentration of ozone and humic acids The amount of DMPO-OH depended both of the amounts of ozone and humic acid The origin of humic acid ... condition of ESR measurement was described in the legend of Fig According to elemental analysis reported by the companies, Aldrich humic acid consisted of 39.03 % of carbon, 4.43 % hydrogen, 0.68 % of ... spectrometer operated with homemade software The condition of ESR measurement was 10 mW of microwave (9.44 GHz) and 0.20 mT of field modulation (100 kHz) Mathematical analysis of OH radical generation enhanced...

Ngày tải lên: 05/09/2013, 08:40

... Section where In the presence of CFO, the received signal, after DFT demodulation, is given by OFDM SYSTEMS OFDM is a form of mutlicarrier modulation and consists of a number of narrowband orthogonal ... Performance analysis of the MOV estimator For the MOV estimator, we need to obtain the expected value of |dk | for each trial value of φe The expectation of |dk | is approximated by the average value of ... the effect of CFO effectively CONCLUSION In this paper, we have examined the performance of the minimum output variance (MOV) estimator in OFDM systems The variance and the expectation of the output...

Ngày tải lên: 22/06/2014, 23:20

... equalities of sums of squares To summarize, when we decide to speak of families only, instead of provenances and families (within provenances), we obtain the following changes in variance components: ... the following values for the new variance components in terms of those of the original full model: The total variance and the locality and block (within locality) variance components remain unaffected ... the new number of trees per element of the experiment and the new degrees of freedom for the error term become: now Following the same procedure as befo- re, we obtain new values of variance com-...

Ngày tải lên: 09/08/2014, 03:24

... occurred in 45% and 37% of patients with MLD of more than 15 Gy and NTCP of 50% or more, respectively, whereas it occurred in 0% of patients with a MLD of 10 Gy or less and NTCP of less than 17%, respectively ... keep the value of V10 below 50%, so as to keep the incidence of SARP lower than 5.7% In conclusion, NTCP and V10 are useful indicators of risk for development of SARP in locally advanced NSCLC ... volume of normal lung receiving 10 Gy or more is large with IMRT Table 4: Observed rates of SARP as a function of dosimetric parameters (NTCP/V10) Varibale Median(Range) Group No of patients No of...

Ngày tải lên: 09/08/2014, 08:23

... calculated for analysis of survival Survival was calculated from date of diagnosis to date of death or date of last contact Pair wise log-rank test was employed for comparison of the differences ... http://www.ro-journal.com/content/6/1/88 Page of follow-up time at analysis was 11.7 months At the time of analysis patients were alive (6%) The baseline patient characteristics are summarised in Table The majority of the patients ... based on biological hypotheses One of the strengths of this retrospective comparison is the homogeneity of the treatment variables and of the selection process of the patients for definitive chemoradiotherapy...

Ngày tải lên: 09/08/2014, 09:20

... through crossing of lines, have received much attention over the whole of this century [10, 31] Nevertheless, the interpretation of these phenomena in terms of genetic variances and covariances has ... too intensive or the testing of them empirically too demanding to be of practical use In this paper we report the results of a complete variance component analysis of an experiment carried out ... the sum of ,,, A dr l ’ * ) the per locus variances and covariances (given earlier) over an arbitrary number of loci In the case of the squared inbreeding depression effects, we have sum of the...

Ngày tải lên: 09/08/2014, 18:21

... al.: Magnitude of risks and benefits of the addition of bevacizumab to chemotherapy for advanced breast cancer patients: Meta-regression analysis of randomized trials Journal of Experimental ... regard to the overall safety profile of bevacizumab have been recently released [41,42]: in the context of a literature based meta -analysis Page of evaluating the addition of bevacizumab to chemotherapy ... definition of the outcomes (definition of the question the analysis was designed to answer), definition of the trial selection criteria, definition of the search strategy, and a detailed description of...

Ngày tải lên: 10/08/2014, 10:21

... Characteristics of the trials included in the present analysis Thirty-five trials were included in the present analysis, with a total of 9, 979 patients accrued Characteristics of the eligible ... al Journal of Hematology & Oncology 2011, 4:11 http://www.jhoonline.org/content/4/1/11 Page of 15 Table Characteristics of the eligible trials included in the meta -analysis Trial No of pts Gong ... Therefore, the analysis is limited in that the use of published data may have led to an overestimation of the treatment effects Although the risk of publication bias exists in any meta -analysis, we...

Ngày tải lên: 10/08/2014, 21:23

... installation of RM2000 and GP2000 Please always uninstall old program versions before installing a new program release! 1.2 Unit dependency of Import/Export of RM2000 Export and Import of RM2000 ... upgraded or the validity of a time limited version has expired New RM2000/GP2000 users as well as existing RM7 users must get a licence file from Tdv or one of the support offices in order to run ... calculation is numerically extended to cover more exactly “creep of creep” effects ( it is possible to decrease number of time steps ) Extensions of British Standard live load calculation Added possibility...

Ngày tải lên: 06/09/2012, 15:18

... Ownership of the program and the documentation remain with TDV Austria Use of the program and the documentation is restricted to the licensed users Unlicensed use of the program or reproduction of the ... point’ arrow at the top of the screen and the insert symbol Accept the default name Define the Connection Points Click on the intersection point of the CL’s at the bottom of each beam in the position ... load sets and the two loading cases (e.g.: L.C is a UDL of 10kN/m from Elem to Elem 20 and L.C is a Settlement of 0.001m at the beginning of element 1200.) Choose AddCon and insert the ‘Additional...

Ngày tải lên: 06/09/2012, 15:55

... 5-1 MATERIAL OF PRE-STRESSING TENDONS 5-2 DEFINITION OF TENDONS (TENDON PROFILES) 5-4 Creating New Tendon Profiles 5-4 Assignment of Structural Elements ... side of the screen #NODE Definition of nodes and their attributes #ELEMENT Definition of elements and their attributes #TENDON Definition of tendons and their attributes #SPECIAL Comparison of ... re-generate it A typical example of the application of macros is the generation of the Finite Element mesh for the computation of the cross-section properties of cross-sections with standard shapes...

Ngày tải lên: 06/09/2012, 15:55

... because of activity against key pathogens Consideration of the influence of appropriateness of empiric therapy against subsequently identified pathogens was beyond the scope of this economic analysis ... LLC Role of the sponsor SM, AQ, and NK of Johnson and Johnson met authorship criteria by participating in the study design, analysis of results, interpretation of findings, and drafting of the ... Independent statistical analysis The accuracy of the data analysis was independently verified by William Shannon, PhD, Associate Professor of Biostatistics in Medicine, Department of Medicine, Washington...

Ngày tải lên: 25/10/2012, 10:02

... cut-off value 15 for strain of –6.5 % a sensitivity of 23 % and specificity of 87 % was calculated for the detection of infarcted segments (AUC 0.6, confidence interval 0.53 – 0.64) A 111 cut-off ... analysis of variance (ANOVA) If the ANOVA test results were significant we followed up with the post hoc Scheffé procedure ROC analysis was performed as previously described 23 Coefficients of ... cut-off value of –10.34% resulted in a sensitivity of 54 % and specificity of 59 % (see Table 6) The intra- and inter-observer variation of our data is congruent with the data of Jarnert et al...

Ngày tải lên: 25/10/2012, 11:15

... crux of individualism is the ethnic diversity of various individuals It is not the particular view of the individual that makes them an individualist, but it is the differing views of a group of ... childhood asthma Journal of Asthma 1998; 35: 213–7 Sarafino EP, Gates M, DePaulo D The role of age at asthma diagnosis in the development of triggers of asthma episodes Journal of Psychosom Res, 2001; ... School of Laughter Yoga, described laughter as a “powerful form of exercise that gives you more of a cardiovascular workout than many ‘regular’ aerobic activities (7) Similarly, two stages of laughter...

Ngày tải lên: 26/10/2012, 09:57

... same type of credit This kind of L/C allows the seller to transfer all or part of the proceeds of the original letter of credit to a second beneficiary, usually the ultimate supplier of the goods ... set of rules on the issuance and use of letters of credit The UCP is utilised by bankers and commercial parties in more than 175 countries About 11-15% of international trade utilises letters of ... the beneficiary of the issuance of letter of credit, it just processes the documents and has no direct liability on the letter of credit; besides, it might “confirm” the letter of credit, in which...

Ngày tải lên: 27/10/2012, 16:40

... According to statistics of the IT Industry Department, the US is a big software exporter but its import of software accounts for 30% of the total spending for software of the world and its payment ... because of some difficulties 2.5.1 Scale of operation In general, most software outsourcing companies are of small scale and facing up with dispersed, unprofessional development The scope of software ... 40% of the local enterprises interviewed said they spend money on software application About 20% of software applications by local enterprises are simple, mainly Office software Only 1.1% of the...

Ngày tải lên: 27/10/2012, 16:41