Use the Fact That the to Evaluate the Expression

question 54

Short Answer

Use the fact that the to evaluate the expression without using a calculator. Round the answer to the nearest thousandth, if necessary.

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Definitions:

Sample Means

The average value obtained from a sample, used as an estimate of the population mean.

Null Hypothesis

An initial assumption made for statistical analysis that suggests no significant effect or relationship exists between variables.

Proportion

A measure that represents a part of a whole as a fraction or percentage.

T Distribution

A probability distribution used in statistics for estimating population parameters when the sample size is small and the population variance is unknown.