The amount of bleach a machine pours into bottles has a mean of 50 ounces with a standard deviation of 0.25 ounces.Suppose we take a random sample of 36 bottles filled by this machine.The sampling distribution of the sample mean has a standard error of 0.25 ounces.

Question

Quizplus · Accepted Answer

The standard error of the sample mean is actually the standard deviation of the population divided by the square root of the sample size. Therefore, the standard deviation of the population would be 0.25 x sqrt(36) = 0.25 x 6 = 1.5. The statement given in the question is incorrect.

The Amount of Bleach a Machine Pours into Bottles Has