Which of the following is NOT a property of the normal probability distribution?
A)symmetry
B)the total area under the curve is always equal to 1
C)99.7% of the time the random variable assumes a value within plus or minus one standard deviation of its mean
D)the mean is equal to the median, which is also equal to the mode.
E)none of the above

Question

Quizplus · Accepted Answer

The correct statement about the normal probability distribution related to standard deviations is that approximately 68% of the data falls within one standard deviation of the mean, 95% within two standard deviations, and 99.7% within three standard deviations, not one as stated in option C.

Which of the Following Is NOT a Property of the Normal