For a Given Data Set,specific Value of X,and a Confidence

question 139

Multiple Choice

For a given data set,specific value of X,and a confidence level,if all the other factors are constant,the confidence interval for the mean value of Y will _______ be wider than the corresponding prediction interval for the individual value of Y.

• A)Always
• B)Sometimes
• C)Never

---

Definitions:

Demographics

Statistical characteristics of the segment of the market that might purchase a product.

Geographic

Pertaining to the physical features, location, or characteristics of the earth or its environments.

End-use

The final application or consumption for which a product, material, or service is intended after its manufacture or production.

Co-branded Product

A product or service offered by two or more companies under a shared branding strategy, aiming to leverage each other's brand strengths.