Which statement best describes a parameter?
A) A parameter is a numerical measure of a population that is almost always unknown and must be estimated.
B) A parameter is a level of confidence associated with an interval about a sample mean or proportion.
C) A parameter is a sample size that guarantees the error in estimation is within acceptable limits.
D) A parameter is an unbiased estimate of a statistic found by experimentation or polling.

Question

Quizplus · Accepted Answer

A parameter is a numerical measure that describes a characteristic of a population, such as a mean or standard deviation, and is typically unknown, requiring estimation through sampling.

Which Statement Best Describes a Parameter