1. Given that an alpha of 0.05,each factor with 3 levels and the number of experimental runs 8 then the test statistic is given by F statistic and the df for numerator is b.2
2.Given that an alpha of 0.05,each factor with 2 levels and the number of experimental runs at 8 with 2 replicates then the df for denominator is c.8
Given an alpha of 0.05, factors at 3 levels and the number of experimental runs at...
Which of the following is the number of treatments as result of three factors and 2 levels per factor? a) 32 b)8 c) 6 d)16
1 How many experiment runs are there in a 3 x 4 x 2 factorial design? Runs in 3x4x3x2 factorial design? 2 If 3 variables are studied using 3 levels, how to designate the design and number of experiment runs will it require? and 6 variables at 2 levels?
3. In a completely randomized design, 5 experimental units were used for each of the four levels of the factor. F Sum of Squares 385.12 Degrees of Freedom Source of Variation Treatment Error Total Mean Square 1563.71 a. Complete the ANOVA table. b. Find the critical value at the 0.05 level of significance from the F table for testing whether the population means for the three levels of the factors are different. c. Use the critical value approach and a...
Which statement given below about levels of a control factor is incorrect: a. Number of levels for a control factor in an experiment can be 2 b. Number of levels for a control factor in an experiment can be 1 c. Number of levels for a control factor in an experiment can be 4 d. Number of levels for a control factor in an experiment can be 3
At an alpha of 0.05, does someone’s age depend on whether or not they believe that vaccination for MMR (Measles, Mumps, Rubella) should be mandated for students entering pre-school and grade school. The numbers represent the count of “yes” and “no” responses for each age level. <20 20, <25 25, <30 30, <35 35, <40 >=40 Yes 10 7 14 20 16 18 No 12 5 6 4 2 1
Decrease In LDL Tukey HSD Subset for alpha 0.05 Treatment number Placebo All Standard only Once per Month Twice per Month Si Means for groups in homogeneous subsets are displayed. a. Uses Harmonic Mean Sample Size 15.000 15 15 15 15 1.13 70.47 151.73 169.53 1.000 1.000 d) (8 pts) From the Tukey summary explain your findings. MacBook Pro G Search or type URL 258 4 6
uci a S3 16 CU uellce ierval 1ol the difference in prices between the two stores 3. In a completely randomized design, 7 experimental units were used for each of the three levels of the factor. (2 points each; 6 points total) Source of Variation Sum of Squares Degrees of Freedom Mean Square F Treatment Error 432076 5 Total 675643.3 Complete the ANOVA table. b. Find the critical value at the 0.05 level of significance from the F table for...
In a completely randomized experimental design, 5 experimental units were used for each of the 3 levels of the factor (i.e., 3 treatments): 1. What is the null and alternative hypothesis for this ANOVA test? (2 Points) 2. Calculate the F test statistic. (2 Points) 3. What is the rejection rule for the F test at the 0.05 level of significance? (2 Points) 4. What is the conclusion of the F test? Please give reason. (2 Points) Source of Variation...
Given the obtained statistic is t = + 2.7 alpha a = 0.05 , 1 tail ( sample>pop) . There were 17 subjects. What is the correct answr? Retain null hypothesis? Retain alternative hypothesis? Reject null hypothesis? reject alternative hypothesis?
1. Given three factors A, B, C the highest order interaction would be ABC. (a) True; (b) False. 2. What tools can be used to determine if factors have interaction? (a) Balanced ANOVA; (b) Standardized effects; (e) Interaction Plots; (d) Fractional factorial fits; (e) All of the above. 3. What does orthogonal mean? (a) One or more effects that cannot unambiguously be at- tributed to a single factor or factor interaction; (b) Involves running the experimental runs in random order;...