When the Population Has a Normal Distribution, the Sampling Distribution $\bar x$

question 92

Multiple Choice

When the population has a normal distribution, the sampling distribution of $\bar x$ is normally distributed?

• A) for any sample size.
• B) for any sample size of 30 or more.
• C) for any sample size of 50 or more.
• D) for any sample from a finite population.

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Definitions:

Inhaler

A medical device used for delivering medication into the body via the lungs, commonly used in the treatment of asthma and chronic obstructive pulmonary disease (COPD).

Pulmonary Secretions

Fluids produced by the lungs, including mucus and other substances, that can become problematic if not cleared, such as in certain diseases or conditions.

Percussion

A diagnostic technique used in medicine involving the tapping on a surface to determine the underlying structure's condition by the sound produced.

Vibrates

Produces rapid motions back and forth or up and down in small movements.