A numerical measure from a population, such as a population mean, is called _____.
A) a statistic
B) a parameter
C) a sample
D) the mean deviation

Question

Quizplus · Accepted Answer

A numerical measure from a sample is called a statistic, while a numerical measure from a population is called a parameter. Choice A (a statistic) is incorrect because it refers to a measure from a sample. Choice C (a sample) is incorrect because it refers to a subset of a population, rather than a measure. Choice D (the mean deviation) is incorrect because it is a specific type of measurement and not the general term for a numerical measure from a population.

A Numerical Measure from a Population, Such as a Population