For a Given Confidence Level and Sample Size, Which of the Following

question 10

Multiple Choice

For a given confidence level and sample size, which of the following is true in the interval estimation of the population mean when σ is known?

• A) If the sample standard deviation is smaller, the interval is wider.
• B) If the population standard deviation is greater, the interval is wider.
• C) If the population standard deviation is smaller, the interval is wider.
• D) If the population standard deviation is greater, the interval is narrower.

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Definitions:

Consumption

The process by which goods and services are used and expended by individuals or businesses.

Nonlabor Income

Income received from sources other than employment or work, such as investments, pensions, or gifts.

Bushel

A bushel is a unit of volume that is used primarily for measuring quantities of agricultural produce, such as grains, fruits, and vegetables.

Consumption

The process or activity of using goods and services to satisfy personal or collective wants or needs.