A researcher records the change in weight (gain or lost)during the first semester of college for each individual in a group of 25 freshmen,and calculates the average change in weight.The average is an example of a ____.

Question

A researcher records the change in weight (gain or lost)during the first semester of college for each individual in a group of 25 freshmen,and calculates the average change in weight.The average is an example of a ____.​

Quizplus · Accepted Answer

The average change in weight calculated by the researcher is a measure of the sample and not the whole population. Therefore, it is an example of a statistic. A parameter would be a measure of the whole population, which is not the case here. Variable and constant do not apply in this context.

A Researcher Records the Change in Weight (Gain or Lost)during