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:

Intellectual Achievement

The accomplishment or attainment of high levels of understanding, knowledge, or skill in intellectual pursuits.

Variety Of Childcare

The diverse range of care options available for children, including daycare centers, family day care, nannies, and informal care arrangements.

Number And Variety

A concept referring to the assortment and diversity of items or elements within a particular set or collection.

Encoding

The process of converting information into a form that can be stored in memory.