A researcher finds that the mean number of children in her sample is 3.48; however, the mean number of children in the population is 2.44. The difference between the two means can be attributed to ______.
A) systematic error
B) faulty logic
C) sampling error
D) non-random error

Question

Quizplus · Accepted Answer

The difference between the sample mean and the population mean can be attributed to sampling error, which occurs due to the natural variations among different samples drawn from the same population.

A Researcher Finds That the Mean Number of Children in Her