Question 1

According to the figure below, which of the following statements would most likely be true?

Accepted Answer

A)  There is no interaction effect. 
B)  There is an interaction effect. 
C)  There is both a main effect and an interaction effect. 
D)  There is a simple effect but no main effect. 
A)  There is no interaction effect. 
B)  There is an interaction effect. 
C)  There is both a main effect and an interaction effect. 
D)  There is a simple effect but no main effect.

Question 2

For a factor A with 3 levels, factor B with 3 levels, and NAB = 8, what would be dfWG?

Accepted Answer

A)  28 
B)  32 
C)  63 
D)  72 
A)  28 
B)  32 
C)  63 
D)  72

Question 3

A researcher is studying the effect of race and crime level. The first factor, race has four groups while the second factor, crime level has three groups. Which of the following would be the correct notation for these factors?

Accepted Answer

A)  a = 3 and b = 4 
B)  a = 4 and b =3 
C)  ab = 7 
D)  NAB = 7 
A)  a = 3 and b = 4 
B)  a = 4 and b =3 
C)  ab = 7 
D)  NAB = 7

Question 4

According to the following table, which type of effects are present?

Accepted Answer

A)  a main effect for gender 
B)  a main effect for crime area 
C)  main effects for both gender and crime area and an interaction effect 
D)  main effects for both gender and crime area but no interaction effect 
A)  a main effect for gender 
B)  a main effect for crime area 
C)  main effects for both gender and crime area and an interaction effect 
D)  main effects for both gender and crime area but no interaction effect

Question 5

What is the total mean for the data in the table below?

Accepted Answer

A)  3.27 
B)  3.79 
C)  4.13 
D)  6.54 
A)  3.27 
B)  3.79 
C)  4.13 
D)  6.54

Question 6

According to the following table, which type of effects are present?

Accepted Answer

A)  a main effect for gender 
B)  a main effect for crime area 
C)  main effects for both gender and crime area and an interaction effect 
D)  main effects for both gender and crime area but no interaction effect 
A)  a main effect for gender 
B)  a main effect for crime area 
C)  main effects for both gender and crime area and an interaction effect 
D)  main effects for both gender and crime area but no interaction effect

Question 7

What is the total mean for the data in the table below?

Accepted Answer

A)  25.85 
B)  12.93 
C)  6.46 
D)  6.25 
A)  25.85 
B)  12.93 
C)  6.46 
D)  6.25

Question 8

In a two-factor research design, if one independent variable has 4 levels and the other has 3 levels, what is the total number of combinations?

Accepted Answer

A)  12 
B)  7 
C)  4 
D)  3 
A)  12 
B)  7 
C)  4 
D)  3

Question 9

What is the total mean for the data in the table below?

Accepted Answer

A)  3.24 
B)  3.46 
C)  5.19 
D)  10.38 
A)  3.24 
B)  3.46 
C)  5.19 
D)  10.38

Question 10

A researcher hypothesizes a relationship between anxiety levels and one's level of fear. If she reports "F(1, 30) = 5.25, p <.05", her research hypothesis has ______ because the null hypothesis was ______.

Accepted Answer

A)  been supported; rejected 
B)  been supported; not rejected 
C)  not been supported; not rejected 
D)  not been supported; rejected 
A)  been supported; rejected 
B)  been supported; not rejected 
C)  not been supported; not rejected 
D)  not been supported; rejected

Question 11

What is the mean square for the main effect of factor B (MSB)?

Accepted Answer

A)  3.81 
B)  160.11 
C)  75.31 
D)  122.83 
A)  3.81 
B)  160.11 
C)  75.31 
D)  122.83

Question 12

What is R2A*B? SSA = .96; SSB = .34; SSA*B = 2.16; SST = 9.64.

Accepted Answer

A)  2.2 
B)  .22 
C)  .10 
D)  .01 
A)  2.2 
B)  .22 
C)  .10 
D)  .01

Question 13

For α = .05 and df = 1,58, what is the critical value?

Accepted Answer

A)  4.02 
B)  4.00 
C)  3.32 
D)  2.23 
A)  4.02 
B)  4.00 
C)  3.32 
D)  2.23

Question 14

Within the A*B design, how many different degrees of freedom are calculated to test the main and interaction effects?

Accepted Answer

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

Question 15

If FAxB = 3.12 with df = 5,85, the researcher would ______.

Accepted Answer

A)  reject the null p  .01 and .05 
A)  reject the null p  .01 and .05

Question 16

Which of the following is an advantage of using factorial designs versus single-factor designs?

Accepted Answer

A)  The interpretation of factorial research designs is simplified by the presence or absence of interaction effects. 
B)  Testing and interpreting effects in a factorial research design is less complicated than single-factor designs. 
C)  Factorial designs allow for test the significance of each dependent variable separately from the others. 
D)  Factorial designs have the ability to study multiple effects in one study. 
A)  The interpretation of factorial research designs is simplified by the presence or absence of interaction effects. 
B)  Testing and interpreting effects in a factorial research design is less complicated than single-factor designs. 
C)  Factorial designs allow for test the significance of each dependent variable separately from the others. 
D)  Factorial designs have the ability to study multiple effects in one study.

Question 17

Within a factorial research design, whether and how one interprets main effects depends on the presence or absence of simple effects.

Accepted Answer

A) True 
 B)False

Question 18

Calculate the F-ratio for main effect of factor A (FA): MSA= 458.00; MSB = 6841.00; MSAxB = 53.00; MSWG = 10.40.

Accepted Answer

A)  44.04 
B)  8.64 
C)  4.58 
D)  4.04 
A)  44.04 
B)  8.64 
C)  4.58 
D)  4.04

Question 19

A ______ is a research design consisting of one independent variable; a ______ is a research design consisting of all possible combination of two or more independent variables.

Accepted Answer

A)  factorial research design; single-factor research design 
B)  factorial research design; interaction effect 
C)  single-factor research design; factorial research design 
D)  single-factor research design; interaction effect 
A)  factorial research design; single-factor research design 
B)  factorial research design; interaction effect 
C)  single-factor research design; factorial research design 
D)  single-factor research design; interaction effect

Question 20

The number of degrees of freedom for an A*B interaction effect is ______.

Accepted Answer

A)  the number of factors minus one 
B)  based on the number of levels for factor A 
C)  based on the number of levels for factor B 
D)  based on the number of levels for factors A and B 
A)  the number of factors minus one 
B)  based on the number of levels for factor A 
C)  based on the number of levels for factor B 
D)  based on the number of levels for factors A and B

According to the figure below, which of the following statements would most likely be true?

For a factor A with 3 levels, factor B with 3 levels, and NAB = 8, what would be dfWG?

A researcher is studying the effect of race and crime level. The first factor, race has four groups while the second factor, crime level has three groups. Which of the following would be the correct notation for these factors?

According to the following table, which type of effects are present?

What is the total mean for the data in the table below?

According to the following table, which type of effects are present?

What is the total mean for the data in the table below?

In a two-factor research design, if one independent variable has 4 levels and the other has 3 levels, what is the total number of combinations?

What is the total mean for the data in the table below?

A researcher hypothesizes a relationship between anxiety levels and one's level of fear. If she reports "F(1, 30) = 5.25, p <.05", her research hypothesis has because the null hypothesis was .

What is the mean square for the main effect of factor B (MS_B)?

What is R2A_B? SSA = .96; SSB = .34; SSA_B = 2.16; SST = 9.64.

For α = .05 and df = 1,58, what is the critical value?

Within the A*B design, how many different degrees of freedom are calculated to test the main and interaction effects?

If FAxB = 3.12 with df = 5,85, the researcher would ______.

Which of the following is an advantage of using factorial designs versus single-factor designs?

Within a factorial research design, whether and how one interprets main effects depends on the presence or absence of simple effects.

Calculate the F-ratio for main effect of factor A (FA): MSA= 458.00; MSB = 6841.00; MSAxB = 53.00; MSWG = 10.40.

A is a research design consisting of one independent variable; a is a research design consisting of all possible combination of two or more independent variables.

The number of degrees of freedom for an A*B interaction effect is ______.

Introduction to Statistics

Examining Data: Tables and Figures

Measures of Central Tendency

Measures of Variability

Normal Distributions

Probability and Hypothesis Testing

Testing One Sample Mean

Estimating the Mean of a Population

Testing the Difference Between Two Means

Errors in Hypothesis Testing, Statistical Power, and Effect Size

One-Way Analysis of Variance Anova

Correlation

Linear Regression and Multiple Correlation

Chi-Square

Filters

Exam 12: Two-Way Analysis of Variance Anova

According to the figure below, which of the following statements would most likely be true?

For a factor A with 3 levels, factor B with 3 levels, and NAB = 8, what would be dfWG?

A researcher is studying the effect of race and crime level. The first factor, race has four groups while the second factor, crime level has three groups. Which of the following would be the correct notation for these factors?

According to the following table, which type of effects are present?

What is the total mean for the data in the table below?

According to the following table, which type of effects are present?

What is the total mean for the data in the table below?

In a two-factor research design, if one independent variable has 4 levels and the other has 3 levels, what is the total number of combinations?

What is the total mean for the data in the table below?

A researcher hypothesizes a relationship between anxiety levels and one's level of fear. If she reports "F(1, 30) = 5.25, p <.05", her research hypothesis has ______ because the null hypothesis was ______.

What is the mean square for the main effect of factor B (MSB)?

What is R2A*B? SSA = .96; SSB = .34; SSA*B = 2.16; SST = 9.64.

For α = .05 and df = 1,58, what is the critical value?

Within the A*B design, how many different degrees of freedom are calculated to test the main and interaction effects?

If FAxB = 3.12 with df = 5,85, the researcher would ______.

Which of the following is an advantage of using factorial designs versus single-factor designs?

Within a factorial research design, whether and how one interprets main effects depends on the presence or absence of simple effects.

Calculate the F-ratio for main effect of factor A (FA): MSA= 458.00; MSB = 6841.00; MSAxB = 53.00; MSWG = 10.40.

A ______ is a research design consisting of one independent variable; a ______ is a research design consisting of all possible combination of two or more independent variables.

The number of degrees of freedom for an A*B interaction effect is ______.

Introduction to Statistics

Examining Data: Tables and Figures

Measures of Central Tendency

Measures of Variability

Normal Distributions

Probability and Hypothesis Testing

Testing One Sample Mean

Estimating the Mean of a Population

Testing the Difference Between Two Means

Errors in Hypothesis Testing, Statistical Power, and Effect Size

One-Way Analysis of Variance Anova

Correlation

Linear Regression and Multiple Correlation

Chi-Square

Filters

A researcher hypothesizes a relationship between anxiety levels and one's level of fear. If she reports "F(1, 30) = 5.25, p <.05", her research hypothesis has because the null hypothesis was .

What is the mean square for the main effect of factor B (MS_B)?

What is R2A_B? SSA = .96; SSB = .34; SSA_B = 2.16; SST = 9.64.

A is a research design consisting of one independent variable; a is a research design consisting of all possible combination of two or more independent variables.