In Testing the Hypotheses H₀: μ = 75 Vs

question 95

Multiple Choice

In testing the hypotheses H₀: μ = 75 vs.H₁: μ < 75,if the value of the test statistic z equals −2.42,then the p-value is:

• A)0.5078
• B)2.4200
• C)0.9922
• D)0.0078

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Definitions:

Standard Deviations

A statistical measure that quantifies the variation or dispersion of a set of numerical data points around the mean of the data set.

Range

The difference between the highest and lowest values in a set of numbers, representing the spread or dispersion.

Extreme Scores

Statistical outliers in a data set often significantly higher or lower than most of the data.

Standard Deviation

A metric indicating the extent of spread or deviation among values in a collection.