DrCyril Conducts a Simple Random Sample of 500 Men Who

question 37

Multiple Choice

Dr.Cyril conducts a simple random sample of 500 men who became fathers for the first time in the last year.He finds that 23% of them report being unsure of their ability to be good fathers,plus or minus 4%.What does this mean?

• A)The true percentage of fathers who feel this way is 23%.
• B)If this study was done many times,the estimate of father uncertainty would be 23% about 4% of the time.
• C)We can be 4% sure that the estimate of father uncertainty would be 23% of fathers.
• D)If the study was done many times,the estimate of father uncertainty would be between 19% and 27%.

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Definitions:

Height

The measure of how tall a person or structure is from base to top.

Productivity

The efficiency with which individuals, businesses, or economies produce goods or services, often measured as output per unit of input.

Dexterity

Skill in performing tasks, especially with the hands, indicating coordination, precision, and speed in manual operations.

Correlation

A statistical measure that describes the extent to which two variables change together, but not necessarily causally.