Which of the following is not a characteristic of the normal probability distribution?
A)symmetry
B)The total area under the curve is always equal to 1.
C)99.72% of the time the random variable assumes a value within plus or minus 1 standard deviation of its mean
D)The mean is equal to the median, which is also equal to the mode.

Question

Quizplus · Accepted Answer

The correct statement is that 68% of the time the random variable assumes a value within plus or minus 1 standard deviation of its mean, not 99.72%.

Which of the Following Is Not a Characteristic of the Normal