Question 1

In analysis of variance,each independent variable is referred to as a ____.​

Accepted Answer

A) ​factor 
B) ​level 
C) ​comparison 
D) ​stage 
A) ​factor 
B) ​level 
C) ​comparison 
D) ​stage A

Question 2

The following table shows the results of a two-factor analysis of variance with two levels of factor A,three levels of factor B,and a separate sample of n = 5 participants in each of the treatment conditions.Note that several values are missing in the table.What is the missing value for the F-ratio for the A x B interaction? $$\begin{array} { c c c c c } 
\text { Source } & \text { SS } & d f & M S & \
\text { Between } & 80 & \mathrm { xx } & & \
\text { A } & 8 & \mathrm { xx } & \mathrm { xx } & F = x x \
\text { B } & \mathrm { xx } & \mathrm { xx } & 20 & F = x x \
\text { Ax B } & \mathrm { xx } & \mathrm { xx } & \mathrm { xx } & \mathrm { F } = \mathrm { xx } \
\text { Within } & \mathrm { xx } & \mathrm { x } & \mathrm { xx } & \
\text { Total } & 76 & \mathrm { xx } & & \
\hline
\end{array}$$

Accepted Answer

A) ?2 
B) ?4 
C) ?8 
D) ?16 
A) ?2 
B) ?4 
C) ?8 
D) ?16 B

Question 3

How many separate samples would be needed for a two-factor,independent-measures research study with 3 levels of factor A and 3 levels of factor B?​

Accepted Answer

A) ​3 
B) ​6 
C) ​9 
D) ​10 
A) ​3 
B) ​6 
C) ​9 
D) ​10 C

Question 4

If a two-factor ANOVA results in a significant main effect for factor A and a significant A x B interaction,explain why you should be cautious in interpreting the effect of factor A.

Accepted Answer

The significant interaction indicates th

Question 5

For an independent-measures two-factor analysis of variance,all of the F-ratios use the same denominator.​

Accepted Answer

A) True 
 B)False

Question 6

A researcher predicts that a special training course will be highly effective for females but will have little or no effect for males.This researcher is predicting an interaction between training and gender.

Accepted Answer

A) True 
 B)False

Question 7

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?​

Accepted Answer

A) ​5 
B) ​10 
C) ​25 
D) ​30 
A) ​5 
B) ​10 
C) ​25 
D) ​30

Question 8

How many separate F-ratios are used in a two-factor ANOVA?​

Accepted Answer

A) ​one overall F-ratio 
B) ​two overall F-ratios 
C) ​three overall F-ratios 
D) ​four overall F-ratios 
A) ​one overall F-ratio 
B) ​two overall F-ratios 
C) ​three overall F-ratios 
D) ​four overall F-ratios

Question 9

A two-factor analysis of variance with two levels of factor A and three levels of factor B involves six separate hypothesis tests.

Accepted Answer

A) True 
 B)False

Question 10

For an experiment involving three levels of factor A and three levels of factor B,with a sample of n = 8 in each treatment condition,what are the df values for the F-ratio for the AxB interaction?​

Accepted Answer

A) 2, 63​ 
B) ​4, 63 
C) ​6, 63 
D) ​8, 63 
A) 2, 63​ 
B) ​4, 63 
C) ​6, 63 
D) ​8, 63

Question 11

For the following data,what is the value of SSwithin treatment?? $$\begin{array} { c | c | c } 
& \mathrm { n } = 5 & \mathrm { n } = 5 \
\text { A1 } & \mathrm { M } = 1 & \mathrm { M } = 2 \
& \mathrm { SS } = 10 & \mathrm { SS } = 20 \
& \mathrm { n } = 5 & \mathrm { n } = 5 \
\mathrm {~A} 2 & \mathrm { M } = 1 & \mathrm { M } = 4 \
& \mathrm { SS } = 10 & \mathrm { SS } = 20
\end{array}$$

Accepted Answer

A)  10 
B)  20 
C)  40 
D)  60 
A)  10 
B)  20 
C)  40 
D)  60

Question 12

The following data represent the means for each treatment condition in a two factor experiment.Note that one mean is not given.What value for the missing mean would result in no main effect for factor B?

Accepted Answer

A) ​20 
B) ​30 
C) ​40 
D) ​50 
A) ​20 
B) ​30 
C) ​40 
D) ​50

Question 13

If the results of a two-factor experiment are presented in a line graph,then what pattern appears in the graph if there is an interaction?​

Accepted Answer

A) ​The lines in the graph are not straight (bent). 
B) ​The lines are separated by a space. 
C) ​The lines are parallel. 
D) ​The lines move toward each other or cross. 
A) ​The lines in the graph are not straight (bent). 
B) ​The lines are separated by a space. 
C) ​The lines are parallel. 
D) ​The lines move toward each other or cross.

Question 14

For the following data,what is the value of SSB?? $$\begin{array} { c c c } 
& \mathrm { B } 1 & \mathrm {~B} 2 \
\text { A1 } & \mathrm { n } = 5 & \mathrm { n } = 5 \
& \mathrm { M } = 1 & \mathrm { M } = 2 \
& \mathrm { SS } = 10 & \mathrm { SS } = 20 \
\mathrm {~A} 2 & \mathrm { n } = 5 & \mathrm { n } = 5 \
& \mathrm { M } = 1 & \mathrm { M } = 4 \
& \mathrm { SS } = 10 & \mathrm { SS } = 20
\end{array}$$

Accepted Answer

A)  0 
B)  10 
C)  20 
D)  40 
A)  0 
B)  10 
C)  20 
D)  40

Question 15

For a two-factor analysis of variance,the significance of any specific F-ratio is completely independent of the significance of the other F-ratios.

Accepted Answer

A) True 
 B)False

Question 16

A new laundry detergent is supposed to be equally superior to the leading brand in both hot and cold water.If the new detergent works as predicted,then there should be an interaction between the brand of detergent and the temperature of the water.

Accepted Answer

A) True 
 B)False

Question 17

A two-factor study compares 2 levels of factor A and 2 levels of factor B with a sample of n = 20 participants in each treatment condition.If the results are evaluated with a two-factor ANOVA,all the F-ratios will have df = 1,76.

Accepted Answer

A) True 
 B)False

Question 18

If a two-factor study has two levels of factor A,and three levels of factor B,then dfbetween.treatments = 5.

Accepted Answer

A) True 
 B)False

Question 19

A two-factor study compares two levels of factor A and three levels of factor B with a sample of n = 5 participants in each treatment condition.This study will use a total of 25 participants.

Accepted Answer

A) True 
 B)False

Question 20

Two variables are said to interact when ____.​

Accepted Answer

A) ​the effect of one independent variable depends on the levels of the second variable 
B) ​both variables are equally influenced by a third factor 
C) ​the two variables are differentially affected by a third variable 
D) ​both variables produce a change in the subjects' scores 
A) ​the effect of one independent variable depends on the levels of the second variable 
B) ​both variables are equally influenced by a third factor 
C) ​the two variables are differentially affected by a third variable 
D) ​both variables produce a change in the subjects' scores

In analysis of variance,each independent variable is referred to as a ____.

How many separate samples would be needed for a two-factor,independent-measures research study with 3 levels of factor A and 3 levels of factor B?

If a two-factor ANOVA results in a significant main effect for factor A and a significant A x B interaction,explain why you should be cautious in interpreting the effect of factor A.

For an independent-measures two-factor analysis of variance,all of the F-ratios use the same denominator.

A researcher predicts that a special training course will be highly effective for females but will have little or no effect for males.This researcher is predicting an interaction between training and gender.

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?

How many separate F-ratios are used in a two-factor ANOVA?

A two-factor analysis of variance with two levels of factor A and three levels of factor B involves six separate hypothesis tests.

For an experiment involving three levels of factor A and three levels of factor B,with a sample of n = 8 in each treatment condition,what are the df values for the F-ratio for the AxB interaction?

For the following data,what is the value of SS_{within treatment}?? =5 =5 A1 =1 =2 =10 =20 =5 =5 2 =1 =4 =10 =20

The following data represent the means for each treatment condition in a two factor experiment.Note that one mean is not given.What value for the missing mean would result in no main effect for factor B?

If the results of a two-factor experiment are presented in a line graph,then what pattern appears in the graph if there is an interaction?

For the following data,what is the value of SS_B?? 1 2 A1 =5 =5 =1 =2 =10 =20 2 =5 =5 =1 =4 =10 =20

For a two-factor analysis of variance,the significance of any specific F-ratio is completely independent of the significance of the other F-ratios.

A new laundry detergent is supposed to be equally superior to the leading brand in both hot and cold water.If the new detergent works as predicted,then there should be an interaction between the brand of detergent and the temperature of the water.

A two-factor study compares 2 levels of factor A and 2 levels of factor B with a sample of n = 20 participants in each treatment condition.If the results are evaluated with a two-factor ANOVA,all the F-ratios will have df = 1,76.

If a two-factor study has two levels of factor A,and three levels of factor B,then df_{between.treatments} = 5.

A two-factor study compares two levels of factor A and three levels of factor B with a sample of n = 5 participants in each treatment condition.This study will use a total of 25 participants.

Two variables are said to interact when ____.

Introduction to Statistics

Frequency Distributions

Central Tendency

Variability

Z-Scores: Location of Scores and Standardized Distributions

Probability

Probability and Samples: the Distribution of Sample Means

Introduction to Hypothesis Testing

Introduction to the T Statistic

The T Test for Two Independent Samples

The T Test for Two Related Samples

Introduction to Analysis of Variance

Repeated-Measures Analysis of Variance Anova

Correlation

Introduction to Regression

The Chi-Square Statistic: Tests for Goodness of Fit and Independence

The Binomial Test

Filters

Exam 14: Two-Factor Analysis of Variance Independent Measures

In analysis of variance,each independent variable is referred to as a ____.​

How many separate samples would be needed for a two-factor,independent-measures research study with 3 levels of factor A and 3 levels of factor B?​

If a two-factor ANOVA results in a significant main effect for factor A and a significant A x B interaction,explain why you should be cautious in interpreting the effect of factor A.

For an independent-measures two-factor analysis of variance,all of the F-ratios use the same denominator.​

A researcher predicts that a special training course will be highly effective for females but will have little or no effect for males.This researcher is predicting an interaction between training and gender.

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?​

How many separate F-ratios are used in a two-factor ANOVA?​

A two-factor analysis of variance with two levels of factor A and three levels of factor B involves six separate hypothesis tests.

For an experiment involving three levels of factor A and three levels of factor B,with a sample of n = 8 in each treatment condition,what are the df values for the F-ratio for the AxB interaction?​

For the following data,what is the value of SSwithin treatment?? =5 =5 A1 =1 =2 =10 =20 =5 =5 2 =1 =4 =10 =20

The following data represent the means for each treatment condition in a two factor experiment.Note that one mean is not given.What value for the missing mean would result in no main effect for factor B?

If the results of a two-factor experiment are presented in a line graph,then what pattern appears in the graph if there is an interaction?​

For the following data,what is the value of SSB?? 1 2 A1 =5 =5 =1 =2 =10 =20 2 =5 =5 =1 =4 =10 =20

For a two-factor analysis of variance,the significance of any specific F-ratio is completely independent of the significance of the other F-ratios.

A new laundry detergent is supposed to be equally superior to the leading brand in both hot and cold water.If the new detergent works as predicted,then there should be an interaction between the brand of detergent and the temperature of the water.

A two-factor study compares 2 levels of factor A and 2 levels of factor B with a sample of n = 20 participants in each treatment condition.If the results are evaluated with a two-factor ANOVA,all the F-ratios will have df = 1,76.

If a two-factor study has two levels of factor A,and three levels of factor B,then dfbetween.treatments = 5.

A two-factor study compares two levels of factor A and three levels of factor B with a sample of n = 5 participants in each treatment condition.This study will use a total of 25 participants.

Two variables are said to interact when ____.​

Introduction to Statistics

Frequency Distributions

Central Tendency

Variability

Z-Scores: Location of Scores and Standardized Distributions

Probability

Probability and Samples: the Distribution of Sample Means

Introduction to Hypothesis Testing

Introduction to the T Statistic

The T Test for Two Independent Samples

The T Test for Two Related Samples

Introduction to Analysis of Variance

Repeated-Measures Analysis of Variance Anova

Correlation

Introduction to Regression

The Chi-Square Statistic: Tests for Goodness of Fit and Independence

The Binomial Test

Filters

In analysis of variance,each independent variable is referred to as a ____.

How many separate samples would be needed for a two-factor,independent-measures research study with 3 levels of factor A and 3 levels of factor B?

For an independent-measures two-factor analysis of variance,all of the F-ratios use the same denominator.

A two-factor study with two levels of factor A and three levels of factor B uses a separate group of n = 5 participants in each treatment condition.How many participants are needed for the entire study?

How many separate F-ratios are used in a two-factor ANOVA?

For an experiment involving three levels of factor A and three levels of factor B,with a sample of n = 8 in each treatment condition,what are the df values for the F-ratio for the AxB interaction?

For the following data,what is the value of SS_{within treatment}?? =5 =5 A1 =1 =2 =10 =20 =5 =5 2 =1 =4 =10 =20

If the results of a two-factor experiment are presented in a line graph,then what pattern appears in the graph if there is an interaction?

For the following data,what is the value of SS_B?? 1 2 A1 =5 =5 =1 =2 =10 =20 2 =5 =5 =1 =4 =10 =20

If a two-factor study has two levels of factor A,and three levels of factor B,then df_{between.treatments} = 5.

Two variables are said to interact when ____.