A sample average can be used to estimate a population average with greater precision if the sample is

Question

Quizplus · Accepted Answer

A larger sample size provides more representative data for the population and reduces the effect of random sampling error, leading to a more accurate estimation of the population average. Skewed distribution, high variability, or vividness and memorability of the sample do not necessarily improve the precision of the estimation.

A Sample Average Can Be Used to Estimate a Population