Question 1

Elizabeth wants to graph the relation between the number of hours spent studying and major psychology, biology, education, etc.). What type of graph should she use?

Accepted Answer

A)  line graph 
B)  scatterplot 
C)  bar graph 
D)  frequency polygon 
A)  line graph 
B)  scatterplot 
C)  bar graph 
D)  frequency polygon

Question 2

A positive value for a correlation indicates

Accepted Answer

A)  increases in one variable tend to be accompanied by increases in the second variable. 
B)  increases in one variable tend to be accompanied by decreases in the second variable. 
C)  a stronger relationship than if the correlation were negative. 
D)  nothing; all correlation values are positive. 
A)  increases in one variable tend to be accompanied by increases in the second variable. 
B)  increases in one variable tend to be accompanied by decreases in the second variable. 
C)  a stronger relationship than if the correlation were negative. 
D)  nothing; all correlation values are positive.

Question 3

The type of graph that would best display an interaction effect is:

Accepted Answer

A)  pie graph. 
B)  histogram. 
C)  scatterplot. 
D)  line graph 
A)  pie graph. 
B)  histogram. 
C)  scatterplot. 
D)  line graph

Question 4

Use the following frequency distribution to answer questions 
  
-Which of the following graphs is most appropriate when displaying categorical data?

Accepted Answer

A)  scatterplot 
B)  bar graph 
C)  histogram 
D)  any of the above 
A)  scatterplot 
B)  bar graph 
C)  histogram 
D)  any of the above

Question 5

An effect size is a measure of

Accepted Answer

A)  the magnitude of the relationship between two variables. 
B)  whether the result reached statistical significance. 
C)  the validity of our result. 
D)  the probability that we made a correct decision. 
A)  the magnitude of the relationship between two variables. 
B)  whether the result reached statistical significance. 
C)  the validity of our result. 
D)  the probability that we made a correct decision.

Question 6

Partial correlation

Accepted Answer

A)  is calculated when you have incomplete data. 
B)  allows the researcher to control for the influence of one or more variables. 
C)  is less useful than complete correlation. 
D)  allows the researcher to make strong cause and effect statements when based on nonexperimental data . 
A)  is calculated when you have incomplete data. 
B)  allows the researcher to control for the influence of one or more variables. 
C)  is less useful than complete correlation. 
D)  allows the researcher to make strong cause and effect statements when based on nonexperimental data .

Elizabeth wants to graph the relation between the number of hours spent studying and major psychology, biology, education, etc.). What type of graph should she use?

A positive value for a correlation indicates

The type of graph that would best display an interaction effect is:

Use the following frequency distribution to answer questions -Which of the following graphs is most appropriate when displaying categorical data?

An effect size is a measure of

Partial correlation

Introduction to Scientific Research

Research Approaches and Methods of Data Collection

Problem Identification and Hypothesis Formation

Ethics

Measuring Variables and Sampling

Research Validity

Control Techniques in Experimental Research

Experimental Research Design

Procedure for Conducting an Experiment

Quasi-Experimental Designs

Single-Case Research Designs

Survey Research

Qualitative and Mixed Methods Research

Inferential Statistics

Preparing the Research Report for Presentation or Publication

Filters

Exam 14: Descriptive Statistics

Elizabeth wants to graph the relation between the number of hours spent studying and major psychology, biology, education, etc.). What type of graph should she use?

A positive value for a correlation indicates

The type of graph that would best display an interaction effect is:

Use the following frequency distribution to answer questions -Which of the following graphs is most appropriate when displaying categorical data?

An effect size is a measure of

Partial correlation

Introduction to Scientific Research

Research Approaches and Methods of Data Collection

Problem Identification and Hypothesis Formation

Ethics

Measuring Variables and Sampling

Research Validity

Control Techniques in Experimental Research

Experimental Research Design

Procedure for Conducting an Experiment

Quasi-Experimental Designs

Single-Case Research Designs

Survey Research

Qualitative and Mixed Methods Research

Inferential Statistics

Preparing the Research Report for Presentation or Publication

Filters