Evidence Practice Chapter 3

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Which of the following is an operational definition of obesity?

A score greater than 30 on the body mass index (BMI)

What is a variable, by definition?

Changeable

How would the progression of tasks of a qualitative study be described?

Circular

Which of the following steps would not be undertaken in a nonexperimental quantitative study?

Developing an intervention protocol

Which of the following statements is NOT true?

Ethnographic researchers design interventions to test cultural hypotheses.

Which qualitative research tradition involves the discovery of a core variable that is central in explaining what is going on in a social scene?

Grounded theory

In a phenomenological study, which of the following is an example of data?

I didn't want to get out of bed, I was afraid to face the world.

Which of the following terms is not used by both qualitative and quantitative researchers?

Informant

Which of the following expresses a relationship?

People who smoke have higher rates of absenteeism from work than people who do not smoke.

Which of the following statements is true?

Qualitative studies are usually nonexperimental.

In a study entitled "The effect of family members' support on readmission rates to an inpatient substance abuse program," which is the dependent variable?

Readmission rates

In a cause-and-effect relationship, what is the independent variable?

The cause

What is the first phase in the research process for a quantitative study?

The conceptual phase

Which of the following is the title for a study that could NOT use an experimental design?

The effect of age on pulmonary complications in surgical patients

In which phase does a quantitative researcher collect and code the data?

The empirical phase

In a qualitative study entitled "Parental adaptation to childhood leukemia," which is the independent variable?

There is no independent variable

Which of the following steps is more characteristic of a qualitative than a quantitative study?

Using data saturation to determine sample size

"Five days" is an example of

a datum.

In a quantitative study, "level of depression" would be

either the dependent or independent variable.

The term subject is used in

quantitative research.


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