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Engagement Exercise: Repeated Measures ANOVA

Practice Exercise: Repeated Measures ANOVA

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Question 1 of 11

What was the research question being examined in the video tutorial?

A

Is there a difference in marital satisfaction scores at the 5, 10, and 15 year marks?

B

Is there a difference in marital satisfaction between 10 and 15 years?

C

Is there a difference in marital satisfaction scores among the three time periods?

D

option a and c

Question 2 of 11

Based on the video, which of the following is the independent variable?

A

time 1, time 2, time 3

B

time

C

marital satisfaction

D

option a and b

Question 3 of 11

When comparing a continuous measure across three or more time periods, the independent variable is...

A

nominal or interval scale

B

ordinal or ratio scale

C

nominal or ordinal scale

D

ratio or nominal scale

Question 4 of 11

When comparing a continuous measure across three or more time periods, the dependent variable is...

A

nominal or interval scale

B

interval or ratio scale

C

ratio or ordinal scale

D

ratio or nominal scale

Question 5 of 11

The statistical test used to compare three or more time periods on a continuous variable is...

A

independent samples t-test

B

Repeated Measures ANOVA

C

one-way ANOVA

D

options B and C

Question 6 of 11

The null hypothesis for this for the Repeated Measures ANOVA states that...  

A

there is no significant difference among any of the time periods

B

there is a significant difference between time periods

C

the group are statistically nonequivalent

D

options a and c

Question 7 of 11

The alternative hypothesis states that...

A

there is no significant difference between groups

B

the group are statistically equivalent

C

there is a significant difference between at least two of the time periods

D

all of the above

Question 8 of 11

In a within-groups design, we are...

A

assessing differences between different groups of subjects

B

assessing differences between and within different groups of subjects

C

assessing differences across time within the same group of subjects

D

all of the above

The remaining questions are based on the video you just viewed.

Question 10 of 11

Which of the following is the dependent variable?

A

time 1, time 2, time 3

B

marital satisfaction scores

C

time

D

option a and c

Question 11 of 11

If the results of the repeated measures ANOVA reveal a statistically significant differences in marital satisfaction scores among at least two of the time periods, then...

A

we reject the null

B

we fail to reject the null

C

we accept the null

D

options a and c

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