We Can Estimate the Probability That Sample Means and Proportions

question 14

Multiple Choice

We can estimate the probability that sample means and proportions lie within a given distance of the population value because these statistics are

• A)unbiased.
• B)efficient.
• C)random.
• D)biaseD.

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Definitions:

Confidence Estimate

A numerical range or boundary calculated to predict where a certain population parameter is likely to fall with a specified level of certainty.

Body Mass Index (BMI)

A numerical computation that compares a person's weight and height to assess body fatness, used to indicate if a person is underweight, overweight, or within a healthy weight range.

Obese Canadians

Canadians who have a body mass index (BMI) of 30 or higher, categorizing them as obese according to health standards.

Confidence Interval

A volley of values, derived from analysis of statistical samples, that is expected to hold the value of a not-yet-identified population parameter.