We Are Interested in Testing to See If the Variance $\sigma$

question 64

Multiple Choice

We are interested in testing to see if the variance of a population is less than 7. The correct null hypothesis is

• A)\(\sigma\) < 7
• B)\(\sigma\)² \(\ge\) 7
• C)S < 49
• D)S > 49

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Definitions:

P-Value Approach

The p-value approach involves determining the smallest level of significance at which the null hypothesis would be rejected, based on the observed data.

Management Position

A role within an organization responsible for overseeing operations, directing staff, and making strategic decisions.

Major of Concentration

A specific area of study that a student focuses on during their academic career.

P-Value Approach

A statistical method that helps in determining the significance of results, indicating the probability of observing the results given that the null hypothesis is true.