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July 1, 2015

Homework Help: statistic

Posted by Sonia on Wednesday, August 24, 2011 at 3:16pm.

1. Which of the following statements are correct?
a. A normal distribution is any distribution that is not unusual.
b. The graph of a normal distribution is bell-shaped.
c. If a population has a normal distribution, the mean and the median are not equal.
d. The graph of a normal distribution is symmetric.

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