Question 1

Which of the following is the most common nonparametric test?

Accepted Answer

A)  T-test 
B)  Analysis of variance (ANOV
A)  
C)  Chi-square test 
D)  Standard deviation 
A)  T-test 
B)  Analysis of variance (ANOV
A)  
C)  Chi-square test 
D)  Standard deviation C

Question 2

Which type of sampling prevents the possibility of selection bias by the researcher?

Accepted Answer

A)  Purposive sampling 
B)  Convenience sampling 
C)  Systematic sampling 
D)  Random sampling 
A)  Purposive sampling 
B)  Convenience sampling 
C)  Systematic sampling 
D)  Random sampling D

Question 3

Which term is used when discussing numeric characteristics of samples?

Accepted Answer

A)  Calibrated 
B)  Statistic 
C)  Inferential 
D)  Variable 
A)  Calibrated 
B)  Statistic 
C)  Inferential 
D)  Variable B

Question 4

Another name for t-test for dependent samples is which of the following?

Accepted Answer

A)  Paired samples 
B)  Matched samples 
C)  Repeated measures t-test 
D)  Paired samples, matched samples, and repeated measure t-tests 
A)  Paired samples 
B)  Matched samples 
C)  Repeated measures t-test 
D)  Paired samples, matched samples, and repeated measure t-tests

Question 5

The first step in beginning a research study is which of the following?

Accepted Answer

A)  The formulation of a hypothesis 
B)  The formulation of an idea 
C)  Gathering data 
D)  Testing the null hypothesis 
A)  The formulation of a hypothesis 
B)  The formulation of an idea 
C)  Gathering data 
D)  Testing the null hypothesis

Question 6

A type II beta ($\beta$) error means which of the following?

Accepted Answer

A)  The conclusion states that no relationship exists when one actually does. 
B)  The conclusion states that a relationship exists when it does not. 
C)  The null hypothesis is accepted but is actually false. 
D)  a and c 
A)  The conclusion states that no relationship exists when one actually does. 
B)  The conclusion states that a relationship exists when it does not. 
C)  The null hypothesis is accepted but is actually false. 
D)  a and c

Question 7

The first step in the research process is which of the following?

Accepted Answer

A)  Gather data. 
B)  Review the literature. 
C)  Assess the need. 
D)  Determine partner opportunities. 
A)  Gather data. 
B)  Review the literature. 
C)  Assess the need. 
D)  Determine partner opportunities.

Question 8

The research statement which assumes that there is no statistically significant difference among the groups being studied is a __________________.

Accepted Answer

A)  random sample 
B)  target population 
C)  null hypothesis 
D)  independent variable 
A)  random sample 
B)  target population 
C)  null hypothesis 
D)  independent variable

Question 9

A normally acceptable P value is which of the following?

Accepted Answer

A)  P < 0.99 
B)  P < 0.95 
C)  P < 0.05 
D)  P < 0.01 
A)  P < 0.99 
B)  P < 0.95 
C)  P < 0.05 
D)  P < 0.01

Question 10

The P value indicates which of the following?

Accepted Answer

A)  A range of values within which the parameters of the population have a probability of lying 
B)  How likely it is that the study could have come to a false scientific conclusion 
C)  How many subjects are needed to provide significance 
D)  The rejection of a null hypothesis when it is true 
A)  A range of values within which the parameters of the population have a probability of lying 
B)  How likely it is that the study could have come to a false scientific conclusion 
C)  How many subjects are needed to provide significance 
D)  The rejection of a null hypothesis when it is true

Question 11

A normal distribution assumes that approximately what percentage of the population falls within one standard deviation (SD) of the mean?

Accepted Answer

A)  50% 
B)  68% 
C)  75% 
D)  90% 
A)  50% 
B)  68% 
C)  75% 
D)  90%

Question 12

Discrete data are _________________.

Accepted Answer

A)  measurements made from a particular value within a defined range 
B)  quantitative in nature 
C)  qualitative in nature 
D)  measurements made from a particular value and defined range that are quantitative in nature 
A)  measurements made from a particular value within a defined range 
B)  quantitative in nature 
C)  qualitative in nature 
D)  measurements made from a particular value and defined range that are quantitative in nature

Question 13

Systematic sampling is best described by which of the following?

Accepted Answer

A)  The random selection of subjects from two or more strata of the population 
B)  Involves the selection of subjects by including every nth person in a list 
C)  Provides a sample, through personal judgment, of subjects who would be most representative of the population 
D)  Provides a group of individuals who are most readily available to be subjects in the study 
A)  The random selection of subjects from two or more strata of the population 
B)  Involves the selection of subjects by including every nth person in a list 
C)  Provides a sample, through personal judgment, of subjects who would be most representative of the population 
D)  Provides a group of individuals who are most readily available to be subjects in the study

Question 14

A reputable journal is commonly affiliated with a professional group or society, a specialty group, or a reputable scientific publisher. A reputable scientific journal may be a journal that is a popular magazine or published by a commercial firm.

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second statement is false. 
D)  The first statement is false; the second statement is true.

Question 15

Of the following, which term is used in regard to numeric characteristics of the population?

Accepted Answer

A)  Parameter 
B)  Control 
C)  Correlation 
D)  Independent variable 
A)  Parameter 
B)  Control 
C)  Correlation 
D)  Independent variable

Question 16

Which of the following is most often used to display data representing interval- or ratio-scaled variables that are continuous in nature?

Accepted Answer

A)  Frequency polygon 
B)  Histogram 
C)  Bar graph 
A)  Frequency polygon 
B)  Histogram 
C)  Bar graph

Question 17

What is the median of the following distribution of scores-3, 4, 4, 6, 8, 10, 14?

Accepted Answer

A)  4 
B)  6 
C)  7 
D)  14 
A)  4 
B)  6 
C)  7 
D)  14

Question 18

Which of the following are foundational to evidence-based decision making (EBDM)?

Accepted Answer

A)  Systematic reviews 
B)  Peer reviews 
C)  Meta-analysis 
D)  Systematic reviews and meta-analysis 
A)  Systematic reviews 
B)  Peer reviews 
C)  Meta-analysis 
D)  Systematic reviews and meta-analysis

Question 19

Validation of a report should include which of the following? (Select all that apply.)

Accepted Answer

A)  An evaluation of discussed criteria 
B)  The author's country of origin 
C)  Abstract review 
D)  Political stance of a journal 
A)  An evaluation of discussed criteria 
B)  The author's country of origin 
C)  Abstract review 
D)  Political stance of a journal

Question 20

The term used to describe the average of the group is which of the following?

Accepted Answer

A)  Mean 
B)  Median 
C)  Mode 
D)  Standard deviation 
A)  Mean 
B)  Median 
C)  Mode 
D)  Standard deviation

Which of the following is the most common nonparametric test?

Which type of sampling prevents the possibility of selection bias by the researcher?

Which term is used when discussing numeric characteristics of samples?

Another name for t-test for dependent samples is which of the following?

The first step in beginning a research study is which of the following?

A type II beta ( $\beta$ ) error means which of the following?

The first step in the research process is which of the following?

The research statement which assumes that there is no statistically significant difference among the groups being studied is a __________________.

A normally acceptable P value is which of the following?

The P value indicates which of the following?

A normal distribution assumes that approximately what percentage of the population falls within one standard deviation (SD) of the mean?

Discrete data are _________________.

Systematic sampling is best described by which of the following?

A reputable journal is commonly affiliated with a professional group or society, a specialty group, or a reputable scientific publisher. A reputable scientific journal may be a journal that is a popular magazine or published by a commercial firm.

Of the following, which term is used in regard to numeric characteristics of the population?

Which of the following is most often used to display data representing interval- or ratio-scaled variables that are continuous in nature?

What is the median of the following distribution of scores-3, 4, 4, 6, 8, 10, 14?

Which of the following are foundational to evidence-based decision making (EBDM)?

Validation of a report should include which of the following? (Select all that apply.)

The term used to describe the average of the group is which of the following?

People's Health: An Introduction

Careers in Public Health for the Dental Hygienist

Assessment for Community Oral Health Program Planning

Measuring Oral Health Status and Progress

Population Health

Oral Health Programs in the Community

Health Promotion and Health Communication

Social Responsibility

Cultural Competence

Service-Learning: Preparing Dental Hygienists for Collaborative Practice

Filters

Exam 7: Applied Research

Which of the following is the most common nonparametric test?

Which type of sampling prevents the possibility of selection bias by the researcher?

Which term is used when discussing numeric characteristics of samples?

Another name for t-test for dependent samples is which of the following?

The first step in beginning a research study is which of the following?

A type II beta ( β\betaβ ) error means which of the following?

The first step in the research process is which of the following?

The research statement which assumes that there is no statistically significant difference among the groups being studied is a __________________.

A normally acceptable P value is which of the following?

The P value indicates which of the following?

A normal distribution assumes that approximately what percentage of the population falls within one standard deviation (SD) of the mean?

Discrete data are _________________.

Systematic sampling is best described by which of the following?

A reputable journal is commonly affiliated with a professional group or society, a specialty group, or a reputable scientific publisher. A reputable scientific journal may be a journal that is a popular magazine or published by a commercial firm.

Of the following, which term is used in regard to numeric characteristics of the population?

Which of the following is most often used to display data representing interval- or ratio-scaled variables that are continuous in nature?

What is the median of the following distribution of scores-3, 4, 4, 6, 8, 10, 14?

Which of the following are foundational to evidence-based decision making (EBDM)?

Validation of a report should include which of the following? (Select all that apply.)

The term used to describe the average of the group is which of the following?

People's Health: An Introduction

Careers in Public Health for the Dental Hygienist

Assessment for Community Oral Health Program Planning

Measuring Oral Health Status and Progress

Population Health

Oral Health Programs in the Community

Health Promotion and Health Communication

Social Responsibility

Cultural Competence

Service-Learning: Preparing Dental Hygienists for Collaborative Practice

Filters

A type II beta ( $\beta$ ) error means which of the following?