Two Hundred People Were Asked If They Had Read a Book

question 69

Multiple Choice

Two hundred people were asked if they had read a book in the last month. The accompanying contingency table, cross-classified by age, is produced. The probability that a respondent is at least 30 years old is the closest to ________.

• A) 0.33
• B) 0.46
• C) 0.50
• D) 0.65

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Definitions:

Correlational Method

A research strategy that involves the measurement of two or more variables to determine the strength and direction of relationships between them.

Cross-sectional Study

A research method that involves analyzing data from a population at a specific point in time to observe outcomes and determinants.

Anxiety

A feeling of worry, nervousness, or unease, typically about an imminent event or something with an uncertain outcome.

Ethical Issues

Concerns or dilemmas that involve principles of right and wrong conduct, often encountered in professional practices or research.