A Research Design That Seeks to Determine the Nature of the Relationship

question 50

Multiple Choice

A research design that seeks to determine the nature of the relationship between two variables, such as a healthy diet and the prevalence of health issues in old age, is called a(n)

• A)self-report study.
• B)observational study.
• C)experiment.
• D)correlational study.

---

Definitions:

Hourly Wages

The amount of money paid to an employee for each hour of work.

Interval Estimate

An estimate of a population parameter that specifies a range within which the parameter is expected to lie, often associated with a confidence level.

Test Statistic

A measure calculated from sample data to make decisions about a population parameter in hypothesis testing.

Null Hypothesis

A hypothesis that there is no effect or no difference, and it serves as the default or starting assumption in hypothesis testing.