A researcher finds that the average preschool-aged child drinks two cups of milk per day.Assuming these data are normally distributed,the z score for the average cups per day in this example is
A)less than 0
B)greater than 0
C)exactly equal to 0
D)There is not enough information to answer this question.

Question

Quizplus · Accepted Answer

If the average is two cups and we are assuming a normal distribution, then the average corresponds to the mean of the distribution and has a z-score of 0.

A Researcher Finds That the Average Preschool-Aged Child Drinks Two