In order to make accurate population estimates, the sample must be
A) very large
B) representative of the population
C) manipulated by the experimenter
D) free of any possible sampling error

Question

Quizplus · Accepted Answer

The key to making accurate population estimates is having a sample that is representative of the population as a whole. This means that the sample should be selected in a way that ensures that each member of the population has an equal chance of being included in the sample. A large sample can help reduce the margin of error, but it is not the only factor to consider. Even a small sample can be representative if it is selected in the right way. Manipulating the sample or eliminating possible sampling errors can actually lead to inaccurate estimates.

In Order to Make Accurate Population Estimates, the Sample Must