Johanna Wants to Study the Effects of Study Guide Use

question 103

Multiple Choice

Johanna wants to study the effects of study guide use on general psychology student test scores. Which of the following represents the population, and which represents the sample for her study?

• A) all possible general psychology students; current general psychology students enrolled at her university this semester
• B) current general psychology students enrolled at her university this semester; all possible general psychology students
• C) the current general psychology students enrolled at her university this semester; the general psychology students who actually participate in her study
• D) the general psychology students who actually participate in her study; the current general psychology students enrolled at her university this semester

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Definitions:

Extremely Dry Skin

A condition characterized by a severe lack of moisture in the outer layer of the skin, resulting in flakiness, itching, and sometimes cracking.

Frequency of Bathing

Refers to how often an individual takes baths or showers, a practice that varies culturally and personally for hygiene and comfort.

Current Body Weight

A person's present weight, important for assessing nutritional status, health risk, and determining appropriate medical or dietary interventions.

Life Expectancy

The average period that an individual is expected to live, based on statistical analysis of current mortality trends.