A Study Investigated the Smoking Status of People in Two

question 19

Multiple Choice

A study investigated the smoking status of people in two age groups.A random sample of 100 people aged 20-24 revealed 24 who are smokers.A random sample of 120 people aged 25-29 revealed 15 who are smokers.

• A)P-value = 0.0132; If there is no difference in the proportions,there is about a 1.32% chance of seeing the observed difference or larger by natural sampling variation.
• B)P-value = 0.0264; If there is no difference in the proportions,there is about a 2.64% chance of seeing the observed difference or larger by natural sampling variation.
• C)P-value = 0.9736; If there is no difference in the proportions,there is about a 97.36% chance of seeing the observed difference or larger by natural sampling variation.
• D)P-value = 0.0264; There is about a 2.64% chance that the two proportions are equal.
• E)P-value = 0.0132; There is about a 1.32% chance that the two proportions are equal.

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Definitions:

Contract

A legally binding agreement between two or more parties, outlining obligations and provisions.

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A communication technique that involves giving full attention to the speaker, understanding their message, and responding thoughtfully.

Communication Technique

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