Question 1

_______________________ is an indicator of magnitude of difference between groups.

Accepted Answer

A)  effect size 
B)  p-value 
C)  F-statistic 
D)  significance 
A)  effect size 
B)  p-value 
C)  F-statistic 
D)  significance

Question 2

After you run an ANOVA you find levene's statistics is .08. From this you will assume that the group ________________ is ____________________.

Accepted Answer

A)  variance; not significantly different 
B)  variance; significantly different 
C)  central tendency; not significantly different 
D)  central tendency; significantly different 
A)  variance; not significantly different 
B)  variance; significantly different 
C)  central tendency; not significantly different 
D)  central tendency; significantly different

Question 3

A graduate student is interested how her numerical grade is impacted based on in which department she is taking the course and the gender of the professor. What type of ANOVA would she have to run to answer this question?

Accepted Answer

A)  Factorial ANOVA 
B)  Mixed design ANOVA 
C)  One-way ANOVA 
D)  Repeated measures ANOVA 
A)  Factorial ANOVA 
B)  Mixed design ANOVA 
C)  One-way ANOVA 
D)  Repeated measures ANOVA

Question 4

A _________________ is used when the researcher is interested in the effect of one or more grouping variables on one or more repeated measures.

Accepted Answer

A)  Factorial ANOVA 
B)  Mixed design ANOVA 
C)  One-way ANOVA 
D)  Repeated measures ANOVA 
A)  Factorial ANOVA 
B)  Mixed design ANOVA 
C)  One-way ANOVA 
D)  Repeated measures ANOVA

Question 5

___________________ is calculated as the between sum of squares divided by the combined between sum of squares and the within sum of squares.

Accepted Answer

A)  degrees freedom 
B)  t-statistic 
C)  eta square 
D)  F-statistic 
A)  degrees freedom 
B)  t-statistic 
C)  eta square 
D)  F-statistic

Question 6

After Jim runs his ANOVA he finds that station 3 is significantly different from station 5. He then looks at the ______________ for each station to determine which station has significantly faster response times.

Accepted Answer

A)  F-statistic 
B)  t-statistic 
C)  mean response time 
D)  eta square 
A)  F-statistic 
B)  t-statistic 
C)  mean response time 
D)  eta square

Question 7

Calculating the variability between groups for the F-statistic is based on the comparison of the mean of each group.

Accepted Answer

A) True 
 B)False

Question 8

For Jim's case, one of his hypotheses is: Station 1 mean response time=Station 2 mean response time= (etc.) = Station 8 mean response time. This is considered his ____________ hypothesis.

Accepted Answer

A)  null 
B)  research 
C)  working 
D)  alternative 
A)  null 
B)  research 
C)  working 
D)  alternative

Question 9

What is the purpose of using an ANOVA analysis?

Accepted Answer

ANOVA, which stands for Analysis of Vari

Question 10

A post-hoc test is used to determine which specific groups are different from one another once the ANOVA is shown to be significant.

Accepted Answer

A) True 
 B)False

Question 11

The null hypothesis in ANOVA is that the mean of the samples are not equal.

Accepted Answer

A) True 
 B)False

Question 12

df is the symbol for deviance of freedom.

Accepted Answer

A) True 
 B)False

Question 13

If the F-statistic ratio produces a result of _________________, then the variability due to the within group differences and the variability due to the between group differences are the same.

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
A)  0 
B)  1 
C)  2 
D)  3

Question 14

An effect size of .21 would be considered a(n) ________________ effect size.

Accepted Answer

A)  small 
B)  medium 
C)  large 
D)  insignificant 
A)  small 
B)  medium 
C)  large 
D)  insignificant

Question 15

From the ANOVA one can determine between which groups there is a difference.

Accepted Answer

A) True 
 B)False

Question 16

The Bonferroni approach and LSD approach are examples of post hoc tests.

Accepted Answer

A) True 
 B)False

Question 17

A significance test indicates the degree of difference between two groups.

Accepted Answer

A) True 
 B)False

Question 18

A ________________ is used to compare the means of two independent groups.

Accepted Answer

A)  independent t-test 
B)  paired samples t-test 
C)  one-way ANOVA 
D)  repeated measures ANOVA 
A)  independent t-test 
B)  paired samples t-test 
C)  one-way ANOVA 
D)  repeated measures ANOVA

_______________________ is an indicator of magnitude of difference between groups.

After you run an ANOVA you find levene's statistics is .08. From this you will assume that the group is ____.

A graduate student is interested how her numerical grade is impacted based on in which department she is taking the course and the gender of the professor. What type of ANOVA would she have to run to answer this question?

A _________________ is used when the researcher is interested in the effect of one or more grouping variables on one or more repeated measures.

___________________ is calculated as the between sum of squares divided by the combined between sum of squares and the within sum of squares.

After Jim runs his ANOVA he finds that station 3 is significantly different from station 5. He then looks at the ______________ for each station to determine which station has significantly faster response times.

Calculating the variability between groups for the F-statistic is based on the comparison of the mean of each group.

For Jim's case, one of his hypotheses is: Station 1 mean response time=Station 2 mean response time= (etc.) = Station 8 mean response time. This is considered his ____________ hypothesis.

What is the purpose of using an ANOVA analysis?

A post-hoc test is used to determine which specific groups are different from one another once the ANOVA is shown to be significant.

The null hypothesis in ANOVA is that the mean of the samples are not equal.

df is the symbol for deviance of freedom.

If the F-statistic ratio produces a result of _________________, then the variability due to the within group differences and the variability due to the between group differences are the same.

An effect size of .21 would be considered a(n) ________________ effect size.

From the ANOVA one can determine between which groups there is a difference.

The Bonferroni approach and LSD approach are examples of post hoc tests.

A significance test indicates the degree of difference between two groups.

A ________________ is used to compare the means of two independent groups.

When a Practitioner Becomes a Researcher

Research Alignment

Identifying the Focus of the Research

Research Design

Sample Selection

Data Collection

Quantitative Data Preparation and Descriptive Statistics

Hypothesis Testing and Statistical Significance

Comparing Means Between Two Groups

Bivariate Correlation

Chi-Square Analysis

Regression Analysis

Qualitative Data Analysis

Writing Reports

Using Research Methods for Continuous Improvement

Filters

Exam 10: Comparing Means of More Than Two Groups

_______________________ is an indicator of magnitude of difference between groups.

After you run an ANOVA you find levene's statistics is .08. From this you will assume that the group ________________ is ____________________.

A graduate student is interested how her numerical grade is impacted based on in which department she is taking the course and the gender of the professor. What type of ANOVA would she have to run to answer this question?

A _________________ is used when the researcher is interested in the effect of one or more grouping variables on one or more repeated measures.

___________________ is calculated as the between sum of squares divided by the combined between sum of squares and the within sum of squares.

After Jim runs his ANOVA he finds that station 3 is significantly different from station 5. He then looks at the ______________ for each station to determine which station has significantly faster response times.

Calculating the variability between groups for the F-statistic is based on the comparison of the mean of each group.

For Jim's case, one of his hypotheses is: Station 1 mean response time=Station 2 mean response time= (etc.) = Station 8 mean response time. This is considered his ____________ hypothesis.

What is the purpose of using an ANOVA analysis?

A post-hoc test is used to determine which specific groups are different from one another once the ANOVA is shown to be significant.

The null hypothesis in ANOVA is that the mean of the samples are not equal.

df is the symbol for deviance of freedom.

If the F-statistic ratio produces a result of _________________, then the variability due to the within group differences and the variability due to the between group differences are the same.

An effect size of .21 would be considered a(n) ________________ effect size.

From the ANOVA one can determine between which groups there is a difference.

The Bonferroni approach and LSD approach are examples of post hoc tests.

A significance test indicates the degree of difference between two groups.

A ________________ is used to compare the means of two independent groups.

When a Practitioner Becomes a Researcher

Research Alignment

Identifying the Focus of the Research

Research Design

Sample Selection

Data Collection

Quantitative Data Preparation and Descriptive Statistics

Hypothesis Testing and Statistical Significance

Comparing Means Between Two Groups

Bivariate Correlation

Chi-Square Analysis

Regression Analysis

Qualitative Data Analysis

Writing Reports

Using Research Methods for Continuous Improvement

Filters

After you run an ANOVA you find levene's statistics is .08. From this you will assume that the group is ____.