Question 1

For a three-factor fixed-effects ANOVA, how many F tests will there be?

Accepted Answer

A)  3 
B)  4 
C)  6 
D)  7 
A)  3 
B)  4 
C)  6 
D)  7

Question 2

Complete the following ANOVA summary table for a two-factor fixed-effects ANOVA, where there are four levels of factor A (grade level) and three levels of factor B (textbook). Each cell includes 11 students and $\alpha$ = .05.
 $\begin{array}{ccccccc}
\hline \text { Source } & \text { SS } & \text { df } & M S & F & \text { Critical Value } & \text { Decision } \
\hline \mathrm{A} & & & 5 & & & \
\mathrm{~B} & 42 & & & & \
\mathrm{AB} & & & 25 & & \
\text { Within } & 240 & & & & \
\text { Total } & & & & &
\end{array}$

Accepted Answer

A has 4 levels, so J = 4. B has 3 levels

Question 3

A three-factor fixed-effects design always has which one of the following?

Accepted Answer

A)  Three independent variables 
B)  Three levels in each factor 
C)  Three dependent variables 
D)  A significant three-way interaction 
A)  Three independent variables 
B)  Three levels in each factor 
C)  Three dependent variables 
D)  A significant three-way interaction

Question 4

For a design with four factors, how many three-way interactions will there be?

Accepted Answer

A)  3 
B)  4 
C)  8 
D)  16 
A)  3 
B)  4 
C)  8 
D)  16

Question 5

In a two-factor ANOVA, factor A has three levels and factor B has two levels. If each cell has five observations, the FA ratio has degrees of freedom equal to?

Accepted Answer

A)  2,24 
B)  3,24 
C)  2,29 
D)  3,29 
A)  2,24 
B)  3,24 
C)  2,29 
D)  3,29

Question 6

In a three-factor fixed-effects ANOVA, FA = 3, dfA = 2, dfB = 3, dfC = 2, and dfwith = 60. The null hypothesis for factor A can be rejected

Accepted Answer

A)  at the .01 level. 
B)  at the .05 level, but not at the .01 level. 
C)  at the .10 level, but not at the .05 level. 
D)  None of the above. 
A)  at the .01 level. 
B)  at the .05 level, but not at the .01 level. 
C)  at the .10 level, but not at the .05 level. 
D)  None of the above.

Question 7

In a 2*2 factorial design, the cell means are given as follows: cell 11=10, cell 12 = 20, cell 21 = 10, cell 22 = 0. Assume that the within-cell variation is small. Which one of the following conclusions seems most probable?

Accepted Answer

A)  All effects are significant. 
B)  Only the two main effects is significant. 
C)  Only the interaction is significant. 
D)  The interaction and one of the main effects are significant. 
A)  All effects are significant. 
B)  Only the two main effects is significant. 
C)  Only the interaction is significant. 
D)  The interaction and one of the main effects are significant.

Question 8

based on the following plots of cell means. Assume that the within-cell variation is very small.
1)   2)   3)   4)  
-Which plot indicates that neither of the main effects are significant but the interaction effect is significant?

Accepted Answer

A)  plot (1) 
B)  plot (2) 
C)  plot (3) 
D)  plot (4) 
A)  plot (1) 
B)  plot (2) 
C)  plot (3) 
D)  plot (4)

Question 9

based on the following ANOVA summary table (fixed effects):
 $\begin{array}{cccc}
\hline \text { Source } & d f & \text { MS } & F \
\hline \mathrm{A} & 2 & 15 & 3.0 \
\mathrm{~B} & 3 & 10 & 2.0 \
\mathrm{AB} & 6 & 3 & 0.6 \
\text { Within } & 120 & 5 & \
\hline
\end{array}$
-The total sample size for the design is which one of the following?

Accepted Answer

A)  131 
B)  132 
C)  134 
D)  None of the above 
A)  131 
B)  132 
C)  134 
D)  None of the above

Question 10

based on the following ANOVA summary table (fixed effects):
 $\begin{array}{cccc}
\hline \text { Source } & d f & \text { MS } & F \
\hline \mathrm{A} & 2 & 15 & 3.0 \
\mathrm{~B} & 3 & 10 & 2.0 \
\mathrm{AB} & 6 & 3 & 0.6 \
\text { Within } & 120 & 5 & \
\hline
\end{array}$
-For which source of variation is the null hypothesis rejected at the .10 level of significance?

Accepted Answer

A)  A 
B)  B 
C)  AB 
D)  All of the above. 
A)  A 
B)  B 
C)  AB 
D)  All of the above.

For a three-factor fixed-effects ANOVA, how many F tests will there be?

Complete the following ANOVA summary table for a two-factor fixed-effects ANOVA, where there are four levels of factor A (grade level) and three levels of factor B (textbook). Each cell includes 11 students and $\alpha$ = .05. Source SS df MS F Critical Value Decision 5 42 25 Within 240 Total

A three-factor fixed-effects design always has which one of the following?

For a design with four factors, how many three-way interactions will there be?

In a two-factor ANOVA, factor A has three levels and factor B has two levels. If each cell has five observations, the F_A ratio has degrees of freedom equal to?

In a three-factor fixed-effects ANOVA, F_A = 3, df_A = 2, df_B = 3, df_C = 2, and df_with = 60. The null hypothesis for factor A can be rejected

In a 2*2 factorial design, the cell means are given as follows: cell 11=10, cell 12 = 20, cell 21 = 10, cell 22 = 0. Assume that the within-cell variation is small. Which one of the following conclusions seems most probable?

based on the following plots of cell means. Assume that the within-cell variation is very small. 1) 2) 3) 4) -Which plot indicates that neither of the main effects are significant but the interaction effect is significant?

based on the following ANOVA summary table (fixed effects): Source df MS F 2 15 3.0 3 10 2.0 6 3 0.6 Within 120 5 -The total sample size for the design is which one of the following?

based on the following ANOVA summary table (fixed effects): Source df MS F 2 15 3.0 3 10 2.0 6 3 0.6 Within 120 5 -For which source of variation is the null hypothesis rejected at the .10 level of significance?

Introduction

Data Representation

Univariate Population Parameters and Sample Statistics

Normal Distribution and Standard Scores

Introduction to Probability and Sample Statistics

Inferences About a Single Mean

Inferences About the Difference Between Two Means

Inferences About Proportions

Inferences About Variances

Bivariate Measures of Association

One-Factor Anova: Fixed-Effects Model

Multiple Comparison Procedures

One-Factor Fixed-Effects Ancova With Single Covariate

Random- and Mixed-Effects Analysis of Variance Models

Hierarchical and Randomized Block Analysis of Variance Models

Simple Linear Regression

Multiple Regression

Logistic Regression

Filters

Exam 13: Factorial Anova: Fixed-Effects Model

For a three-factor fixed-effects ANOVA, how many F tests will there be?

Complete the following ANOVA summary table for a two-factor fixed-effects ANOVA, where there are four levels of factor A (grade level) and three levels of factor B (textbook). Each cell includes 11 students and α\alphaα = .05. Source SS df MS F Critical Value Decision 5 42 25 Within 240 Total

A three-factor fixed-effects design always has which one of the following?

For a design with four factors, how many three-way interactions will there be?

In a two-factor ANOVA, factor A has three levels and factor B has two levels. If each cell has five observations, the FA ratio has degrees of freedom equal to?

In a three-factor fixed-effects ANOVA, FA = 3, dfA = 2, dfB = 3, dfC = 2, and dfwith = 60. The null hypothesis for factor A can be rejected

In a 2*2 factorial design, the cell means are given as follows: cell 11=10, cell 12 = 20, cell 21 = 10, cell 22 = 0. Assume that the within-cell variation is small. Which one of the following conclusions seems most probable?

based on the following plots of cell means. Assume that the within-cell variation is very small. 1) 2) 3) 4) -Which plot indicates that neither of the main effects are significant but the interaction effect is significant?

based on the following ANOVA summary table (fixed effects): Source df MS F 2 15 3.0 3 10 2.0 6 3 0.6 Within 120 5 -The total sample size for the design is which one of the following?

based on the following ANOVA summary table (fixed effects): Source df MS F 2 15 3.0 3 10 2.0 6 3 0.6 Within 120 5 -For which source of variation is the null hypothesis rejected at the .10 level of significance?

Introduction

Data Representation

Univariate Population Parameters and Sample Statistics

Normal Distribution and Standard Scores

Introduction to Probability and Sample Statistics

Inferences About a Single Mean

Inferences About the Difference Between Two Means

Inferences About Proportions

Inferences About Variances

Bivariate Measures of Association

One-Factor Anova: Fixed-Effects Model

Multiple Comparison Procedures

One-Factor Fixed-Effects Ancova With Single Covariate

Random- and Mixed-Effects Analysis of Variance Models

Hierarchical and Randomized Block Analysis of Variance Models

Simple Linear Regression

Multiple Regression

Logistic Regression

Filters

Complete the following ANOVA summary table for a two-factor fixed-effects ANOVA, where there are four levels of factor A (grade level) and three levels of factor B (textbook). Each cell includes 11 students and $\alpha$ = .05. Source SS df MS F Critical Value Decision 5 42 25 Within 240 Total

In a two-factor ANOVA, factor A has three levels and factor B has two levels. If each cell has five observations, the F_A ratio has degrees of freedom equal to?

In a three-factor fixed-effects ANOVA, F_A = 3, df_A = 2, df_B = 3, df_C = 2, and df_with = 60. The null hypothesis for factor A can be rejected