Question 1
[removed] 
a. 
mean difference between the two factors 
[removed] 
b. 
difference between the largest treatment mean and the smallest treatment mean 
[removed] 
c. 
mean differences among all treatment conditions 
[removed] 
d. 
mean differences among the levels of one factor 
Question 2
[removed] 
a. 
4 
[removed] 
b. 
5 
[removed] 
c. 
3 
[removed] 
d. 
59 
Question 3
[removed] 
a. 
within treatments df and between subjects df 
[removed] 
b. 
between treatments df and between subjects df 
[removed] 
c. 
between treatments df and within treatments df 
[removed] 
d. 
error df and between subjects df 
Question 4
[removed] 
a. 
60 
[removed] 
b. 
20 
[removed] 
c. 
10 
[removed] 
d. 
30 
Question 5
[removed] 
a. 
There is not enough information to determine the correct decision. 
[removed] 
b. 
Reject the null hypothesis with a = .05 but not with a = .01. 
[removed] 
c. 
Reject the null hypothesis with either a = .05 or a = .01. 
[removed] 
d. 
Fail to reject the null hypothesis with either a = .05 or a= .01. 
Question 6
[removed] 
a. 
to determine whether or not the sample is normally distributed 
[removed] 
b. 
to determine which treatments are significantly different 
[removed] 
c. 
to determine how much difference exists between the treatments 
[removed] 
d. 
to determine whether or not a Type I error was committed 
Question 7
[removed] 
a. 
SS_{within} 
[removed] 
b. 
df_{within} 
[removed] 
c. 
df_{between} 
[removed] 
d. 
SS_{between} 
Question 8
[removed] 
a. 
6 
[removed] 
b. 
2 
[removed] 
c. 
10 
[removed] 
d. 
4 
Question 9
[removed] 
a. 
The researcher made a mistake; the value of the chisquare cannot be negative. 
[removed] 
b. 
The observed frequencies are consistently larger than the expected frequencies. 
[removed] 
c. 
There are large differences between the observed and expected frequencies. 
[removed] 
d. 
The expected frequencies are consistently larger than the observed frequencies. 
An analysis of variance produces SS_{between} = 40 and MS_{between} = 20. In this analysis, how many treatment conditions are being compared?
[removed] 
a. 
3 
[removed] 
b. 
20 
[removed] 
c. 
2 
[removed] 
d. 
4 
Question 11
[removed] 
a. 
10 
[removed] 
b. 
6 
[removed] 
c. 
4 
[removed] 
d. 
5 
Question 12
[removed] 
a. 
12 
[removed] 
b. 
20 
[removed] 
c. 
60 
[removed] 
d. 
40 
Question 13

[removed] 
a. 
between 5.99 and 7.81 



[removed] 
b. 
less than 5.99 



[removed] 
c. 
greater than 7.81 



[removed] 
d. 
less than 7.81 


Question 14 

Source 
SS 
df 
MS 
F 

Between 
12 
1 
12 
4 

Within 
68 
22 

Bet. Sub 
35 
11 

error 
33 
11 
3 

Total 
23 

Question 15
[removed] 
a. 
The two variables have different frequency distributions. 
[removed] 
b. 
There is no relationship between the two variables. 
[removed] 
c. 
Both variables have the same frequency distribution. 
[removed] 
d. 
There is a relationship between the two variables. 
Question 16
[removed] 
a. 
3 
[removed] 
b. 
99 
[removed] 
c. 
100 
[removed] 
d. 
4 
Question 17
[removed] 
a. 
The lines are separated by a space. 
[removed] 
b. 
The lines in the graph are not straight (bent). 
[removed] 
c. 
The lines move toward each other or cross. 
[removed] 
d. 
The lines are parallel. 
Question 18
Source SS df MS
Between 20 xx xx F = xx
Within xx xx 2
Total xx xx
[removed] 
a. 
54 
[removed] 
b. 
30 
[removed] 
c. 
74 
[removed] 
d. 
22 
Question 19
B1 B2
A1 
20 
10 

A2 
40 
? 


[removed] 
a. 
50 


[removed] 
b. 
30 


[removed] 
c. 
20 


[removed] 
d. 
40 

Question 20
[removed] 
a. 
Fail to reject the null hypothesis with either α = .05 or α = .01. 
[removed] 
b. 
Reject the null hypothesis with α = .05 but not with α = .01. 
[removed] 
c. 
Fail to reject the null hypothesis with α = .10. 
[removed] 
d. 
Reject the null hypothesis with either α = .05 or α = .01. 
1 points
Question 22
[removed] 
a. 
Both of the main effects must also be significant. 
[removed] 
b. 
At least one of the main effects must also be significant. 
[removed] 
c. 
Neither of the two main effects can be significant. 
[removed] 
d. 
The significance of the interaction has no implications for the main effects. 
Question 23
[removed] 
a. 
12 
[removed] 
b. 
40 
[removed] 
c. 
42 
[removed] 
d. 
28 
Question 24
[removed] 
a. 
Yes. The analysis of variance is more likely to detect a treatment effect. 
[removed] 
b. 
No. There is no advantage to using an analysis of variance rather than several t tests. 
[removed] 
c. 
Yes. Using several t tests increases the risk of a Type I error. 
[removed] 
d. 
Yes. Using several t tests increases the risk of a Type II error. 
Question 25
[removed] 
a. 
MS_{within treatments} 
[removed] 
b. 
MS_{between treatments} 
[removed] 
c. 
MS_{AxB} 
[removed] 
d. 
MS_{A} 
Question 26
[removed] 
a. 
MS_{between} should be about the same size as MS_{total}. 
[removed] 
b. 
MS_{between} should be about the same size as MS_{within}. 
[removed] 
c. 
SS_{between} should be about the same size as SS_{within}. 
[removed] 
d. 
SS_{between} should be about the same size as SS_{total}. 
Question 27
[removed] 
a. 
Either the main effect for factor A or the main effect for factor B is also significant. 
[removed] 
b. 
Neither the main effect for factor A nor the main effect for factor B is significant. 
[removed] 
c. 
The significance of the main effects is not related to the significance of the interaction. 
[removed] 
d. 
Both the main effect for factor A and the main effect for factor B are significant. 
Question 28
[removed] 
a. 
They can contain both positive and negative values. 
[removed] 
b. 
They can contain fractions or decimal values. 
[removed] 
c. 
They are always the same value. 
[removed] 
d. 
They are always whole numbers. 
Question 29
[removed] 
a. 
The researcher made a mistake because chisquare can never be close to zero. 
[removed] 
b. 
There is a good fit between the sample data and the null hypothesis. 
[removed] 
c. 
There is a large discrepancy between the sample data and the null hypothesis. 
[removed] 
d. 
All of the expected frequencies must also be close to zero. 
Question 30
[removed] 
a. 
3.88 
[removed] 
b. 
3.74 
[removed] 
c. 
3.49 
[removed] 
d. 
3.34 
Question 31
[removed] 
a. 
5 
[removed] 
b. 
20 
[removed] 
c. 
3 
[removed] 
d. 
4 
Question 32
Source SS df MS
Between 22 2 11 F = 5.50
Within 58 21
Bet. Sub. 0 7
Error 28 14 2
Total 80 23
[removed] 
a. 
22/50 
[removed] 
b. 
22/58 
[removed] 
c. 
22/80 
[removed] 
d. 
22/30 
Question 33
[removed] 
a. 
30 
[removed] 
b. 
29 
[removed] 
c. 
24 
[removed] 
d. 
20 
Question 34
[removed] 
a. 
They all have the same df values but they may have different denominators. 
[removed] 
b. 
They may have different df values but they all have the same denominator. 
[removed] 
c. 
They all have the same df values and they all have the same denominator. 
[removed] 
d. 
They may have different df values and may have different denominators. 
Question 35
[removed] 
a. 
df_{between. treatments} – df_{A} – df_{B} 
[removed] 
b. 
df_{between. treatments} – df_{within treatments} 
[removed] 
c. 
df_{A} – df_{B} 
[removed] 
d. 
df_{within} – (df_{A} + df_{B}) 
Question 36
[removed] 
a. 
level 

[removed] 
b. 
comparison 

[removed] 
c. 
factor 

[removed] 
d. 
stage 

Question 37

Question 38
Source SS df MS
Between xx xx 14 F = xx
Within xx xx xx
Total 154 xx
[removed] 
a. 
2 
[removed] 
b. 
7 
[removed] 
c. 
14 
[removed] 
d. 
28 
Question 39
[removed] 
a. 
You cannot make any conclusion about the significance of the interaction. 
[removed] 
b. 
There probably is a significant interaction. 
[removed] 
c. 
The interaction cannot be significant. 
[removed] 
d. 
There must be a significant interaction. 
Question 40
[removed] 
a. 
The observations must be independent. 
[removed] 
b. 
The population distribution(s) must be normal. 
[removed] 
c. 
The sample size is less than 30. 
[removed] 
d. 
The scores must come from an interval or ratio scale. 
Question 41
[removed] 
a. 
1.00 
[removed] 
b. 
k – 1 
[removed] 
c. 
N – k 
[removed] 
d. 
0 
Question 42
[removed] 
a. 
36 
[removed] 
b. 
4 
[removed] 
c. 
48 
[removed] 
d. 
3 
Question 43
Source SS df MS
Between 28 xx xx F = xx
Within xx xx
Bet. Sub. 16 xx
Error xx xx xx
Total 80 xx
[removed] 
a. 
4 
[removed] 
b. 
10 
[removed] 
c. 
14 
[removed] 
d. 
7 
Question 44
[removed] 
a. 
36 
[removed] 
b. 
9 
[removed] 
c. 
39 
[removed] 
d. 
18 
Question 45
[removed] 
a. 
The test for independence has the larger value. 
[removed] 
b. 
The goodness of fit has the larger value. 
[removed] 
c. 
The df value depends on the sizes of the samples that are used. 
[removed] 
d. 
Both tests have the same df value. 
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