For the Interval Estimation Of $\mu$ When $\sigma$ Is Known and the Sample Is Large, the Proper Distribution

question 90

Multiple Choice

For the interval estimation of $\mu$ when $\sigma$ is known and the sample is large, the proper distribution to use is

• A)the normal distribution
• B)the t distribution with n degrees of freedom
• C)the t distribution with n + 1 degrees of freedom
• D)the t distribution with n + 2 degrees of freedom

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Definitions:

Fluctuates

Describes variations or changes in state or level over time, often in an unpredictable manner.

Increases

An upward trend or movement in numbers, size, strength, or another measurable factor.

Longitudinal

An observational research method in which data is gathered for the same subjects repeatedly over a period of time.

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