Chapter 6

Question 1

Careful consideration of the ___________________________ serves as the basis for the research design.

Answer 1

Purpose to be achieved by the study

Question 2

All of the following strategies can increase internal validity of an experimental study except:

Answer 2

Increase the diversity of the sample

Question 3

Experimental studies measure cause and effect. The variable that is synonymous with the “cause” is referred to as the:

Answer 3

Independent variable

Question 4

The variable that is synonymous with the outcome of interest is called the:

Answer 4

Dependent variable

Question 5

The variables that portrays the sample or some characteristic of the phenomenon under study is referred to as the:

Answer 5

Descriptive variable

Question 6

Factors that exert an effect on the outcome but that are not part of the planned experiment and may confuse the interpretation of the results are referred to as:

Answer 6

Extraneous variable

Question 7

Which of the following research designs is used to answer questions that seek to investigate causality?

Answer 7

Experimental design

Question 8

All of the following research designs describe relationships between variables except:

Answer 8

Phenomenology (personal exp)

Question 9

A common descriptive research design where data is collected from a sample over time to describe changes in characteristics or events is referred to as a:

Answer 9

Longitudinal study

Question 10

A research study design that examines casualty where the treatment is introduced to a group but random assignment and/or a control group is missing is called a:

Answer 10

quasi-experimental design