The smallest score in a population is X = 5 and the largest score is X = 10.Based on this information, you can conclude that ______.
A)the population mean is somewhere between 5 and 10.
B)the population standard deviation is smaller than 6.
C)the population mean is between 5 and 10, and the standard deviation is less than 6.
D)None of the other choices is correct.

Question

Quizplus · Accepted Answer

The mean must be between the smallest and largest scores, so it is between 5 and 10. The standard deviation, which measures spread, cannot exceed the range (10-5=5), so it is less than 6.

The Smallest Score in a Population Is X = 5