Data Were Collected on Annual Personal Time (In Hours) Taken

question 23

Multiple Choice

Data were collected on annual personal time (in hours) taken by a random sample of 16 women and 7 men employed by a medium sized company. The women took an average of
24) 75 hours of personal time per year with a standard deviation of 2.84 hours. The men
Took an average of 21.89 hours of personal time per year with a standard deviation of 3.29
Hours. The Human Resources Department believes that women tend to take more personal
Time than men because they tend to be the primary child care givers in the family. The t-
Test for two means is appropriate in this situation because

• A) women and men are dependent samples.
• B) women and men are independent samples.
• C) women and men are matched samples.
• D) the observations are paired.
• E) None of the above.

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Definitions:

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested through research and experimentation.

Causal Factors

Elements or variables that directly influence the outcome or cause an event to occur.

Rising Sea Levels

The increase in the average height of the world's oceans, primarily due to climate change and the melting of ice caps and glaciers.

Prevailing Theories

Prevailing theories are the most widely accepted and established explanations or frameworks in a particular field of study at a given time.