A Population Has a Mean of 15

question 65

Multiple Choice

A population has a mean of 15.21 and a standard deviation of 1.56. For a sample of N = 20, what is the population standard error of the mean ?

• A) .35
• B) .36
• C) 1.56
• D) 4.47

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Definitions:

Coefficient Of Determination

A statistic that provides a measure of how well observed outcomes are replicated by the model, based on the proportion of total variation of outcomes explained by the model.

Coefficient Of Determination

A statistical measure represented by the symbol R², indicating the proportion of the variance in the dependent variable predictable from the independent variable(s).

Degrees Of Freedom

The number of independent values in a statistical calculation that are free to vary, often related to the number of observations in a dataset minus the number of constraints.

Sample Size

The number of individuals or instances taken from a larger population for the purpose of statistical analysis.