Question 1

In a study examining the effects of time of day (morning or afternoon)  and temperature (cool, normal, warm)  on worker productivity, the factorial notation would be

Accepted Answer

A)  2 x 2
B)  2 x 3
C)  2 x 5
D)  1 x 6E) B) and C)
F) C) and D)

Question 2

In a study examining the effects of gender (male or female)  and major (psychology, computer science, philosophy, or biology)  on college students' willingness to perform community service work, how many main effects are possible?

Accepted Answer

A)  3
B)  6
C)  5
D)  2E) None of the above
F) All of the above

Question 3

A factorial design involves

Accepted Answer

A)  measuring more than one dependent factor (variables) .
B)  manipulating more than one independent factor (variable) .
C)  both a and b.
D)  none of the aboveE) A) and D)
F) A) and C)

Question 4

In a study with three levels of factor A, three levels of factor B, and six participants in each condition, the df for the interaction of A x B would be

Accepted Answer

A)  9​
B)  6
C)  4
D)  3E) B) and C)
F) A) and C)

Question 5

In a two-way factorial ANOVA, the formula for calculating SSFactor A is

Accepted Answer

A)    ∑(X−XˉG) 2 \sum(X-\bar{X} G) ^{2} ∑(X−XˉG) 2 
B)    ∑(X−Xˉg) 2 \sum\left(X-\bar{X}_{g}\right) ^{2} ∑(X−Xˉg​) 2 
C)    ∑[(XˉA−XˉG) 2nA] \sum\left[\left(\bar{X}_{A}-\bar{X}_{G}\right) ^{2} n_{A}\right] ∑[(XˉA​−XˉG​) 2nA​] 
D)    ∑[(XˉA−Xˉg) 2] \sum\left[\left(\bar{X}_{A}-\bar{X}_{g}\right) ^{2}\right] ∑[(XˉA​−Xˉg​) 2]E) None of the above
F) All of the above

Question 6

In a study examining the effects of time of day (morning or afternoon)  and temperature (cool, normal, warm)  on worker productivity, how many interaction effect(s)  are possible?

Accepted Answer

A)  1
B)  2
C)  6
D)  5E) C) and D)
F) B) and D)

Question 7

A two-way ANOVA means that the experimental design includes

Accepted Answer

A)  two independent variables
B)  two dependent variables
C)  two types of variance
D)  all of the aboveE) A) and D)
F) All of the above A

Question 8

In a two-way factorial ANOVA, the formula for calculating SSError is

Accepted Answer

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F) B) and D)

Question 9

A factorial design has two levels of factor A and three levels of factor B with six participants in each condition. The F-ratio for the interaction of A x B would have _____ degrees of freedom.

Accepted Answer

A)  2, 35
B)  2, 30
C)  6, 35
D)  6, 30E) C) and D)
F) A) and B)

Question 10

Two variables interact when

Accepted Answer

A)  the effect of one independent variable depends on the level of the other independent variable
B)  both variables are affected equally by some third factor.
C)  there are no main effects
D)  there are main effectsE) A) and C)
F) A) and D) A

Question 11

In a two-way factorial ANOVA, the formula for calculating dfFactor B is

Accepted Answer

A)  N - 1
B)  B - 1
C)  k - 1
D)  (k - 1) (N - 1) E) A) and C)
F) A) and B)

Question 12

For a 2 x 4 factorial design, there is the possibility of _____ main effect(s)  and _____ interaction effect(s) .

Accepted Answer

A)  2; 4
B)  2; 1
C)  4; 8
D)  8; 8E) None of the above
F) A) and D)

Question 13

A 3 x 3 x 3 x 3 design has _____ potential main effects.

Accepted Answer

A)  3
B)  4
C)  12
D)  81E) A) and B)
F) None of the above

Question 14

Researchers often use factorial designs because:

Accepted Answer

A)  they allow us to see the interaction of factors.
B)  they more closely approximate the real world
C)  both a and b
D)  none of the aboveE) A) and B)
F) A) and C)

Question 15

A main effect indicates

Accepted Answer

A)  the mean differences among the levels of one variable
B)  the mean differences among the levels of all variables
C)  the mean difference between the two variables
D)  none of the aboveE) B) and C)
F) None of the above

Question 16

A 2 x 3 x 4 factorial design has _____ potential main effects

Accepted Answer

A)  2
B)  3
C)  4
D)  24E) None of the above
F) C) and D) B

Question 17

How many main effects and interaction effects could you have in a 4 x 6 factorial design?

Accepted Answer

In a 4 x 6 design there are tw...

Question 18

In a two-way factorial ANOVA, the formula for calculating dfError is

Accepted Answer

A)  AB(n - 1) 
B)  n - AB
C)  (A - 1) (B - 1) 
D)  (AB - 1) (N - 1) E) A) and B)
F) All of the above

Question 19

In a two-way factorial ANOVA, to calculate MSFactor A we divide _____ by _____.

Accepted Answer

A)  SSTotal; dfTotal
B)  SSFactor A; dfFactor A
C)  SSWithin; dfWithin
D)  SSFactor A; dfErrorE) C) and D)
F) A) and D)

Question 20

How many conditions (cells) are there in a 3 x 5 design?

Accepted Answer

There are 15 cells o...

Exam 12: Experimental Design and Analysis Iv

In a study examining the effects of time of day (morning or afternoon) and temperature (cool, normal, warm) on worker productivity, the factorial notation would be

Correct AnswerverifiedShow Answer

In a study examining the effects of gender (male or female) and major (psychology, computer science, philosophy, or biology) on college students' willingness to perform community service work, how many main effects are possible?

Correct AnswerverifiedShow Answer

A factorial design involves

Correct AnswerverifiedShow Answer

In a study with three levels of factor A, three levels of factor B, and six participants in each condition, the df for the interaction of A x B would be

Correct AnswerverifiedShow Answer

In a two-way factorial ANOVA, the formula for calculating SSFactor A is

Correct AnswerverifiedShow Answer

In a study examining the effects of time of day (morning or afternoon) and temperature (cool, normal, warm) on worker productivity, how many interaction effect(s) are possible?

Correct AnswerverifiedShow Answer

A two-way ANOVA means that the experimental design includes

Correct AnswerverifiedA

In a two-way factorial ANOVA, the formula for calculating SSError is

Correct AnswerverifiedShow Answer

A factorial design has two levels of factor A and three levels of factor B with six participants in each condition. The F-ratio for the interaction of A x B would have _____ degrees of freedom.

Correct AnswerverifiedShow Answer

Two variables interact when

Correct AnswerverifiedA

In a two-way factorial ANOVA, the formula for calculating dfFactor B is

Correct AnswerverifiedShow Answer

For a 2 x 4 factorial design, there is the possibility of _____ main effect(s) and _____ interaction effect(s) .

Correct AnswerverifiedShow Answer

A 3 x 3 x 3 x 3 design has _____ potential main effects.

Correct AnswerverifiedShow Answer

Researchers often use factorial designs because:

Correct AnswerverifiedShow Answer

A main effect indicates

Correct AnswerverifiedShow Answer

A 2 x 3 x 4 factorial design has _____ potential main effects

Correct AnswerverifiedB

How many main effects and interaction effects could you have in a 4 x 6 factorial design?

Correct AnswerverifiedIn a 4 x 6 design there are tw...View AnswerShow Answer

In a two-way factorial ANOVA, the formula for calculating dfError is

Correct AnswerverifiedShow Answer

In a two-way factorial ANOVA, to calculate MSFactor A we divide _____ by _____.

Correct AnswerverifiedShow Answer

How many conditions (cells) are there in a 3 x 5 design?

Correct AnswerverifiedThere are 15 cells o...View AnswerShow Answer

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In a two-way factorial ANOVA, the formula for calculating SS_{Factor A} is

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A

In a two-way factorial ANOVA, the formula for calculating SS_Error is

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A

In a two-way factorial ANOVA, the formula for calculating df_{Factor B} is

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For a 2 x 4 factorial design, there is the possibility of _ main effect(s) and _ interaction effect(s) .

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B

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In a 4 x 6 design there are tw...
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In a two-way factorial ANOVA, the formula for calculating df_Error is

Correct Answer
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In a two-way factorial ANOVA, to calculate MS_Factor A we divide _ by _.

Correct Answer
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Correct Answer
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There are 15 cells o...
View Answer