Question 1

A single-factor research design can be defined as ______.

Accepted Answer

A)  a research design consisting of all possible combinations of two or more independent variables 
B)  the effect of one independent variable on the dependent variable that changes at the different levels of another independent variable 
C)  a research design consisting of one independent variable 
D)  the ability to test interaction effects and the ability to test main effects 
A)  a research design consisting of all possible combinations of two or more independent variables 
B)  the effect of one independent variable on the dependent variable that changes at the different levels of another independent variable 
C)  a research design consisting of one independent variable 
D)  the ability to test interaction effects and the ability to test main effects

Question 2

An effect of one independent variable at one of the levels of another independent variable is known as a ______.

Accepted Answer

A)  main effect 
B)  interaction effect 
C)  dependent effect 
D)  simple effect 
A)  main effect 
B)  interaction effect 
C)  dependent effect 
D)  simple effect

Question 3

Factorial research design offers the ability to study multiple main effects in one study.

Accepted Answer

A) True 
 B)False

Question 4

Use the following table for the next five questions 
  
-What is the marginal mean for the high crime area?

Accepted Answer

A)  3.10 
B)  3.70 
C)  3.40 
D)  2.55 
A)  3.10 
B)  3.70 
C)  3.40 
D)  2.55

Question 5

Which of the following is a disadvantage of using factorial designs versus single-factor designs?

Accepted Answer

A)  Factorial designs allow for the opportunity to determine whether independent variables combine or interact to influence the dependent variable. 
B)  Testing and interpreting effects in a factorial research design is more complicated than single-factor designs. 
C)  Factorial designs allow researchers to determine whether interaction effects are present among independent variables. 
D)  Factorial designs have the ability to study multiple effects in one study. 
A)  Factorial designs allow for the opportunity to determine whether independent variables combine or interact to influence the dependent variable. 
B)  Testing and interpreting effects in a factorial research design is more complicated than single-factor designs. 
C)  Factorial designs allow researchers to determine whether interaction effects are present among independent variables. 
D)  Factorial designs have the ability to study multiple effects in one study.

Question 6

If FA = 47.71 > 3.40, the researcher would ______.

Accepted Answer

A)  reject H0 (p  .05) 
C)  reject H0 (p < .01) 
D)  not reject H0 (p < .05) 
A)  reject H0 (p  .05) 
C)  reject H0 (p < .01) 
D)  not reject H0 (p < .05)

Question 7

Which is the proper way to state the alternative hypothesis for a main effect?

Accepted Answer

A)  H0: an interaction effect does not exist 
B)  H1: not all µs are equal 
C)  H1: an interaction effect exists 
D)  H0: all µs are equal 
A)  H0: an interaction effect does not exist 
B)  H1: not all µs are equal 
C)  H1: an interaction effect exists 
D)  H0: all µs are equal

Question 8

For α = .05 and df = 2,40, what is the critical value?

Accepted Answer

A)  4.08 
B)  3.31 
C)  3.23 
D)  2.23 
A)  4.08 
B)  3.31 
C)  3.23 
D)  2.23

Question 9

Calculate the F-ratio for main effect of factor B (FB).

Accepted Answer

A)  42.02 
B)  32.23 
C)  3.23 
D)  1.63 
A)  42.02 
B)  32.23 
C)  3.23 
D)  1.63

Question 10

Calculate the F-ratio for main effect of factor A (FA).

Accepted Answer

A)  19.77 
B)  32.23 
C)  42.02 
D)  1.30 
A)  19.77 
B)  32.23 
C)  42.02 
D)  1.30

Question 11

The degrees of freedom for factor A is the number of ______.

Accepted Answer

A)  levels minus one 
B)  levels for factor A 
C)  cases for factor A 
D)  cases for factor A minus one 
A)  levels minus one 
B)  levels for factor A 
C)  cases for factor A 
D)  cases for factor A minus one

Question 12

If FA = 4.73 with df = 3,40, the researcher would ______.

Accepted Answer

A)  reject the null p  .05 
D)  not reject the null p > .01 and .05 
A)  reject the null p  .05 
D)  not reject the null p > .01 and .05

Question 13

Factorial research design can contain both ______.

Accepted Answer

A)  main effects and interaction effects 
B)  main effects and major effects 
C)  simple effects and complex effects 
D)  main effects and dependent effects 
A)  main effects and interaction effects 
B)  main effects and major effects 
C)  simple effects and complex effects 
D)  main effects and dependent effects

Question 14

Calculate the F-ratio for the A* B interaction effect (FA * B).

Accepted Answer

A)  32.23 
B)  26.80 
C)  19.77 
D)  9.77 
A)  32.23 
B)  26.80 
C)  19.77 
D)  9.77

Question 15

For α = .05, dfA = 2, dfB = 3, and dfWG = 24, what is the critical value for the interaction effect?

Accepted Answer

A)  3.40 
B)  2.78 
C)  2.51 
D)  2.49 
A)  3.40 
B)  2.78 
C)  2.51 
D)  2.49

Question 16

In a two-factor research design, if one independent variable has 3 levels and the other has 2 levels, what is the total number of combinations?

Accepted Answer

A)  2 
B)  3 
C)  5 
D)  6 
A)  2 
B)  3 
C)  5 
D)  6

Question 17

If FB = 3.25 < 3.40, the researcher would ______.

Accepted Answer

A)  reject H0 (p  .05) 
A)  reject H0 (p  .05)

Question 18

An advantage of a factorial research design over a single-factor research design is the ability to ______.

Accepted Answer

A)  examine the effects of a single independent variable 
B)  examine a non-effect between the independent and dependent variables 
C)  eliminate main effects between the single independent variables 
D)  examine interaction effects between independent variables 
A)  examine the effects of a single independent variable 
B)  examine a non-effect between the independent and dependent variables 
C)  eliminate main effects between the single independent variables 
D)  examine interaction effects between independent variables

Question 19

Use the following table for the next nine questions 
  
-What is the marginal mean for women?

Accepted Answer

A)  1.25 
B)  1.33 
C)  1.45 
D)  1.51 
A)  1.25 
B)  1.33 
C)  1.45 
D)  1.51

Question 20

For α = .05 and df = 4, 15, what is the critical value?

Accepted Answer

A)  3.68 
B)  3.28 
C)  3.06 
D)  2.90 
A)  3.68 
B)  3.28 
C)  3.06 
D)  2.90

A single-factor research design can be defined as ______.

An effect of one independent variable at one of the levels of another independent variable is known as a ______.

Factorial research design offers the ability to study multiple main effects in one study.

Use the following table for the next five questions -What is the marginal mean for the high crime area?

Which of the following is a disadvantage of using factorial designs versus single-factor designs?

If FA = 47.71 > 3.40, the researcher would ______.

Which is the proper way to state the alternative hypothesis for a main effect?

For α = .05 and df = 2,40, what is the critical value?

Calculate the F-ratio for main effect of factor B (FB).

Calculate the F-ratio for main effect of factor A (FA).

The degrees of freedom for factor A is the number of ______.

If FA = 4.73 with df = 3,40, the researcher would ______.

Factorial research design can contain both ______.

Calculate the F-ratio for the A* B interaction effect (FA _* B).

For α = .05, dfA = 2, dfB = 3, and dfWG = 24, what is the critical value for the interaction effect?

In a two-factor research design, if one independent variable has 3 levels and the other has 2 levels, what is the total number of combinations?

If FB = 3.25 < 3.40, the researcher would ______.

An advantage of a factorial research design over a single-factor research design is the ability to ______.

Use the following table for the next nine questions -What is the marginal mean for women?

For α = .05 and df = 4, 15, what is the critical value?

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

A single-factor research design can be defined as ______.

An effect of one independent variable at one of the levels of another independent variable is known as a ______.

Factorial research design offers the ability to study multiple main effects in one study.

Use the following table for the next five questions -What is the marginal mean for the high crime area?

Which of the following is a disadvantage of using factorial designs versus single-factor designs?

If FA = 47.71 > 3.40, the researcher would ______.

Which is the proper way to state the alternative hypothesis for a main effect?

For α = .05 and df = 2,40, what is the critical value?

Calculate the F-ratio for main effect of factor B (FB).

Calculate the F-ratio for main effect of factor A (FA).

The degrees of freedom for factor A is the number of ______.

If FA = 4.73 with df = 3,40, the researcher would ______.

Factorial research design can contain both ______.

Calculate the F-ratio for the A* B interaction effect (FA * B).

For α = .05, dfA = 2, dfB = 3, and dfWG = 24, what is the critical value for the interaction effect?

In a two-factor research design, if one independent variable has 3 levels and the other has 2 levels, what is the total number of combinations?

If FB = 3.25 < 3.40, the researcher would ______.

An advantage of a factorial research design over a single-factor research design is the ability to ______.

Use the following table for the next nine questions -What is the marginal mean for women?

For α = .05 and df = 4, 15, what is the critical value?

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

Calculate the F-ratio for the A* B interaction effect (FA _* B).