# Normal probability distribution

Which of the following is not a characteristic of the normal probability distribution?

a. It is a discrete probability distribution.

b. The total area under the curve is always equal to 1

c. 68% of the area under the normal curve is within one standard deviation of the mean.

d. A negative z value is to the left of the mean.

e. The mean is equal to the median, which is also equal to the mode.

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#### Solution Summary

The solution answers the question below. The expert examines the normal probability distribution for characteristics.

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