Sampling Errors Can Be Decreased by

question 40

Multiple Choice

Sampling errors can be decreased by

• A) decreasing the number of observations.
• B) increasing the sample size.
• C) providing better training for interviewers.
• D) improving the data collection method.
• E) using a quota sample.

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Definitions:

Paul Ekman

A psychologist renowned for his research on the classification of human emotions and their expression through facial expressions.

Median

The middle value in a data set, which divides the set into two equal halves.

Mode

describes the value that appears most frequently in a data set.

Mean

A statistical measure that represents the average value of a set of numbers.