Question 1

A repeated-measures ANOVA has SSwithin treatments = 26 and SSbetween subjects = 12.For this analysis, what is the value for SSerror?

Accepted Answer

A)  12
B)  14
C)  26
D)  38 B

Question 2

The repeated-measures ANOVA begins the same way as the independent-measures ANOVA with the total variability partitioned into between-treatment and within-treatment components.

Accepted Answer

A) True 
 B)False  True

Question 3

What is the correct denominator for the repeated-measures F-ratio?

Accepted Answer

A)  MSerror
B)  MSwithin
C)  MSbetween subjects
D)  MSbetween treatments A

Question 4

A repeated-measures study uses a sample of n = 10 participants to evaluate the mean differences among four treatment conditions.In the analysis of variance for this study, what is the value for dfbetween subjects?

Accepted Answer

A)  9
B)  27
C)  36
D)  39

Question 5

In a repeated-measures ANOVA the variability caused by systematic individual differences must be measured and subtracted out of the between-treatments variability in the numerator of the F-ratio.

Accepted Answer

A) True 
 B)False

Question 6

The first stage of a repeated-measures ANOVA is identical to the analysis in an independent-measures ANOVA.

Accepted Answer

A) True 
 B)False

Question 7

A repeated-measures ANVOA produces SSbetween treatments = 30 and SStotal = 60.For this study, the percentage of variance accounted for by the treatments is η2 = 30/60 = 0.50.

Accepted Answer

A) True 
 B)False

Question 8

A researcher is using a repeated-measures design to test for mean differences among four treatment conditions.If the data for this study consist of 10 scores in each treatment, then how many subjects participated in the study?

Accepted Answer

A)  4
B)  10
C)  40
D)  none of the other options is correct

Question 9

The F-ratio for a repeated-measures ANOVA has df = 2, 16.The research study compared 3 treatments with a sample of n = 8 participants.

Accepted Answer

A) True 
 B)False

Question 10

The result of a repeated-measures ANOVA stated that F(3, 21) = 4.57, p < .05.The study used a sample of n = 7 participants.

Accepted Answer

A) True 
 B)False

Question 11

A repeated-measures study has n = 8 subjects and k = 3 treatments.For this study, dferror= 21.

Accepted Answer

A) True 
 B)False

Question 12

For the following data, what are the df values for the repeated-measures F-ratio?

Accepted Answer

A)   2,4
B)   2,6
C)   3,4
D)   3,6

Question 13

For the repeated ANOVA, SSwithin treatments = SSbetween subjects + SSerror.

Accepted Answer

A) True 
 B)False

Question 14

For the repeated?measures analysis, the F-ratio, on average, is expected to be zero when H0 is true.

Accepted Answer

A) True 
 B)False

Question 15

For the following data, SSbetween subjects is equal to 6.What is the SS value for the error term?

Accepted Answer

A)   4
B)   6
C)   12
D)   16

Question 16

A repeated-measures ANOVA produced an F-ration of F = 4.00 with df = 1, 14.If the same data were analyzed with a repeated-measures t test, what would be the df value for the t statistic?

Accepted Answer

A)  1
B)  14
C)  15
D)  Cannot determine without more information.

Question 17

For a repeated-measures study comparing three treatment conditions with a sample of n = 4 participants, the participant totals (the P values) are 3, 6, 9, and 6.What is the value for SSbetween subjects?

Accepted Answer

A)  2
B)  3
C)  6
D)  10

Question 18

A repeated-measures study uses a sample of n = 8 participants to evaluate the mean differences between two treatment conditions.The analysis of variance for this study will have dferror = 7.

Accepted Answer

A) True 
 B)False

Question 19

A repeated-measures analysis of variance for a study comparing three treatment conditions with a sample of n = 10 participants, produces an F-ratio of F = 5.40.For this result, which of the following is the correct statistical decision?

Accepted Answer

A)  Reject the null hypothesis with  α\alphaα  = .05 but not with  α\alphaα  = .01.
B)  Reject the null hypothesis with either  α\alphaα  = .05 or  α\alphaα  = .01.
C)  Fail to reject the null hypothesis with either  α\alphaα  = .05 or  α\alphaα  = .01.
D)  There is not enough information to determine the correct decision.

Question 20

In the first stage of a repeated-measures ANOVA, total degrees of freedom is partitioned into

Accepted Answer

A)  error df and between subjects df
B)  within treatments df and between subjects df
C)  between treatments df and between subjects df
D)  between treatments df and within treatments df

Exam 13: Repeated-Measures Anova

A repeated-measures ANOVA has SS_{within treatments}= 26 and SS_{between subjects} = 12.For this analysis, what is the value for SS_error?

The repeated-measures ANOVA begins the same way as the independent-measures ANOVA with the total variability partitioned into between-treatment and within-treatment components.

What is the correct denominator for the repeated-measures F-ratio?

A repeated-measures study uses a sample of n = 10 participants to evaluate the mean differences among four treatment conditions.In the analysis of variance for this study, what is the value for df_{between subjects}?

In a repeated-measures ANOVA the variability caused by systematic individual differences must be measured and subtracted out of the between-treatments variability in the numerator of the F-ratio.

The first stage of a repeated-measures ANOVA is identical to the analysis in an independent-measures ANOVA.

A repeated-measures ANVOA produces SS_{between treatments} = 30 and SS_total = 60.For this study, the percentage of variance accounted for by the treatments is η² = 30/60 = 0.50.

A researcher is using a repeated-measures design to test for mean differences among four treatment conditions.If the data for this study consist of 10 scores in each treatment, then how many subjects participated in the study?

The F-ratio for a repeated-measures ANOVA has df = 2, 16.The research study compared 3 treatments with a sample of n = 8 participants.

The result of a repeated-measures ANOVA stated that F(3, 21) = 4.57, p < .05.The study used a sample of n = 7 participants.

A repeated-measures study has n = 8 subjects and k = 3 treatments.For this study, df_error= 21.

For the following data, what are the df values for the repeated-measures F-ratio?

For the repeated ANOVA, SS_{within treatments} = SS_{between subjects} + SS_error.

For the repeated?measures analysis, the F-ratio, on average, is expected to be zero when H₀ is true.

For the following data, SS_{between subjects} is equal to 6.What is the SS value for the error term?

A repeated-measures ANOVA produced an F-ration of F = 4.00 with df = 1, 14.If the same data were analyzed with a repeated-measures t test, what would be the df value for the t statistic?

For a repeated-measures study comparing three treatment conditions with a sample of n = 4 participants, the participant totals (the P values) are 3, 6, 9, and 6.What is the value for SS_b_{etween subjects}?

A repeated-measures study uses a sample of n = 8 participants to evaluate the mean differences between two treatment conditions.The analysis of variance for this study will have df_error = 7.

A repeated-measures analysis of variance for a study comparing three treatment conditions with a sample of n = 10 participants, produces an F-ratio of F = 5.40.For this result, which of the following is the correct statistical decision?

In the first stage of a repeated-measures ANOVA, total degrees of freedom is partitioned into