Question 1

Repeating a t-test multiple times to compare more than two groups results in raising the chance of a ____________________.

Accepted Answer

A)  type I error 
B)  type II error 
C)  type III error 
D)  type IV error 
A)  type I error 
B)  type II error 
C)  type III error 
D)  type IV error A

Question 2

_______________________ is used when you are comparing more than two related groups.

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 D

Question 3

The within-group sum of squares is the difference between the mean of all scores and the mean of each group's score, squared

Accepted Answer

A) True 
 B)False  False

Question 4

The dependent variable in a repeated measure ANOVA is what type of variable?

Accepted Answer

A)  grouping 
B)  continuous 
C)  ordinal 
D)  nominal 
A)  grouping 
B)  continuous 
C)  ordinal 
D)  nominal

Question 5

What is the minimum recommended number of cases for each group in ANOVA?

Accepted Answer

A)  45 
B)  15 
C)  30 
D)  5 
A)  45 
B)  15 
C)  30 
D)  5

Question 6

What does the p-value and effect size tell you about the hypothesized relationship?

Accepted Answer

The p-value and effect size are two impo

Question 7

What statistic does an ANOVA produce?

Accepted Answer

A)  t-statistic 
B)  ANOVA value 
C)  F-statistic 
D)  t-value 
A)  t-statistic 
B)  ANOVA value 
C)  F-statistic 
D)  t-value

Question 8

A(n) ____________________ is needed to determine between which groups there is a significant difference.

Accepted Answer

A)  post-hoc test 
B)  beta test 
C)  alpha test 
D)  omnibus test 
A)  post-hoc test 
B)  beta test 
C)  alpha test 
D)  omnibus test

Question 9

A group of researchers is interested in if there is a statistically significant difference in the average number of clients served in four different departments. To answer this question, what type of ANOVA should they use?

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 10

Jim will be using a one-way ANOVA to compare the response time during the years 2009, 2010, and 2011.

Accepted Answer

A) True 
 B)False

Question 11

If your research includes more than two groups and you perform multiple t-tests rather than an ANOVA, there is a chance of _________________.

Accepted Answer

A)  alpha inflation 
B)  beta inflation 
C)  sampling error 
D)  sample error
True/False 
A)  alpha inflation 
B)  beta inflation 
C)  sampling error 
D)  sample error
True/False

Question 12

The ANOVA is known as a(n) _____________________ because it only indicates whether or not there is a significant difference between the groups, not between which groups the difference lies.

Accepted Answer

A)  post-hoc test 
B)  beta test 
C)  alpha test 
D)  omnibus test 
A)  post-hoc test 
B)  beta test 
C)  alpha test 
D)  omnibus test

Question 13

In Emily's case she will be utilizing a ____________________ to evaluate the difference in cultural competence between departments.

Accepted Answer

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

Question 14

A researcher conducts an ANOVA and finds a significant result, what should be done next?

Accepted Answer

A)  post-hoc test 
B)  beta test 
C)  alpha test 
D)  omnibus test 
A)  post-hoc test 
B)  beta test 
C)  alpha test 
D)  omnibus test

Question 15

An assumption of the ___________________ is that the observations are independent of one another.

Accepted Answer

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

Question 16

The __________________ is a ratio of the amount of variability between groups compared to the amount of variability within each group.

Accepted Answer

A)  t-statistic 
B)  ANOVA value 
C)  F-statistic 
D)  t-value 
A)  t-statistic 
B)  ANOVA value 
C)  F-statistic 
D)  t-value

Question 17

What is the difference between a one-way ANOVA and a repeated measures ANOVA?

Accepted Answer

The answer of What is the difference between a one-way...

Question 18

Classroom A scores an average of 89 on an exam, classroom B scores an average of 85 on the exam, and classroom C scores an average of 94 on the exam. You run an ANOVA test and find a p-value of .50. What is the next step you would take?

Accepted Answer

A)  Run a post-hoc test 
B)  Reject the null hypothesis 
C)  Reject the research hypothesis 
D)  Determine the F-statistic 
A)  Run a post-hoc test 
B)  Reject the null hypothesis 
C)  Reject the research hypothesis 
D)  Determine the F-statistic

Question 19

In ANOVA, a small sample size increases the likelihood of violating the homogeneity of variance assumption.

Accepted Answer

A) True 
 B)False

Question 20

Regardless of which ANOVA test is performed, there is an assumption that the data is __________________.

Accepted Answer

A)  leptokurtic 
B)  normally distributed 
C)  platykurtic 
D)  skewed 
A)  leptokurtic 
B)  normally distributed 
C)  platykurtic 
D)  skewed

Repeating a t-test multiple times to compare more than two groups results in raising the chance of a ____________________.

_______________________ is used when you are comparing more than two related groups.

The within-group sum of squares is the difference between the mean of all scores and the mean of each group's score, squared

The dependent variable in a repeated measure ANOVA is what type of variable?

What is the minimum recommended number of cases for each group in ANOVA?

What does the p-value and effect size tell you about the hypothesized relationship?

What statistic does an ANOVA produce?

A(n) ____________________ is needed to determine between which groups there is a significant difference.

A group of researchers is interested in if there is a statistically significant difference in the average number of clients served in four different departments. To answer this question, what type of ANOVA should they use?

Jim will be using a one-way ANOVA to compare the response time during the years 2009, 2010, and 2011.

If your research includes more than two groups and you perform multiple t-tests rather than an ANOVA, there is a chance of _________________.

The ANOVA is known as a(n) _____________________ because it only indicates whether or not there is a significant difference between the groups, not between which groups the difference lies.

In Emily's case she will be utilizing a ____________________ to evaluate the difference in cultural competence between departments.

A researcher conducts an ANOVA and finds a significant result, what should be done next?

An assumption of the ___________________ is that the observations are independent of one another.

The __________________ is a ratio of the amount of variability between groups compared to the amount of variability within each group.

What is the difference between a one-way ANOVA and a repeated measures ANOVA?

Classroom A scores an average of 89 on an exam, classroom B scores an average of 85 on the exam, and classroom C scores an average of 94 on the exam. You run an ANOVA test and find a p-value of .50. What is the next step you would take?

In ANOVA, a small sample size increases the likelihood of violating the homogeneity of variance assumption.

Regardless of which ANOVA test is performed, there is an assumption that the data is __________________.

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

Repeating a t-test multiple times to compare more than two groups results in raising the chance of a ____________________.

_______________________ is used when you are comparing more than two related groups.

The within-group sum of squares is the difference between the mean of all scores and the mean of each group's score, squared

The dependent variable in a repeated measure ANOVA is what type of variable?

What is the minimum recommended number of cases for each group in ANOVA?

What does the p-value and effect size tell you about the hypothesized relationship?

What statistic does an ANOVA produce?

A(n) ____________________ is needed to determine between which groups there is a significant difference.

A group of researchers is interested in if there is a statistically significant difference in the average number of clients served in four different departments. To answer this question, what type of ANOVA should they use?

Jim will be using a one-way ANOVA to compare the response time during the years 2009, 2010, and 2011.

If your research includes more than two groups and you perform multiple t-tests rather than an ANOVA, there is a chance of _________________.

The ANOVA is known as a(n) _____________________ because it only indicates whether or not there is a significant difference between the groups, not between which groups the difference lies.

In Emily's case she will be utilizing a ____________________ to evaluate the difference in cultural competence between departments.

A researcher conducts an ANOVA and finds a significant result, what should be done next?

An assumption of the ___________________ is that the observations are independent of one another.

The __________________ is a ratio of the amount of variability between groups compared to the amount of variability within each group.

What is the difference between a one-way ANOVA and a repeated measures ANOVA?

Classroom A scores an average of 89 on an exam, classroom B scores an average of 85 on the exam, and classroom C scores an average of 94 on the exam. You run an ANOVA test and find a p-value of .50. What is the next step you would take?

In ANOVA, a small sample size increases the likelihood of violating the homogeneity of variance assumption.

Regardless of which ANOVA test is performed, there is an assumption that the data is __________________.

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