A Researcher Selects a Sample of 64 Participants from a Population

question 13

Multiple Choice

A researcher selects a sample of 64 participants from a population with a mean of 10 and a variance of 16.What is the standard error of the mean?

• A) 10
• B) 2.0
• C) 0.5
• D) There is not enough information to answer this question.

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Definitions:

Variability

The extent to which data points in a statistical distribution or dataset differ from each other and from their mean.

Confidence Level

A statistical measure that indicates the degree of certainty or trust in the results obtained from a sample as representative of a larger population.

Inference

The process of drawing conclusions about a population based on a sample.

Parameters

Statistical or mathematical conditions and variables that define the scope and functioning of a model, equation, or procedure.