Which of the Following Best Describes the Form of the Sampling

question 109

Multiple Choice

Which of the following best describes the form of the sampling distribution of the sample proportion?

• A) When standardized, it is exactly the standard normal distribution.
• B) When standardized, it is the t distribution.
• C) It is approximately normal as long as n 30.
• D) It is approximately normal as long as np 5 and n(1 - p) 5.

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Definitions:

R-chart

A control chart used in statistical quality control for monitoring the range of variation within a sample.

Control Limits

The boundaries set in control charts that indicate the acceptable range of variation in a process.

Sample Size

The number of observations or data points collected from a subset of a larger population for the purpose of statistical analysis.

Standard Deviation

Standard Deviation is a measure of the amount of variation or dispersion of a set of values, indicating how spread out the data points are from the mean.