A researcher states that a sample of 100 shoppers spend 112 ± 40 (M ± SEM)dollars on groceries each week.Which value is the standard error of the mean?
A) 112
B) 40
C) 100
D) the standard error of the mean is not reported in the article

Question

Quizplus · Accepted Answer

The number 40 is identified as the M SEM (Mean Standard Error), which represents the standard deviation of the sample means. Therefore, option B is the correct answer.

A Researcher States That a Sample of 100 Shoppers Spend