SOLUTION: Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 25. Use the 68-95-99.7 rule to find the following quantities The percentag

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Question 1141910: Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 25. Use the 68-95-99.7 rule to find the following quantities
The percentage of scores less than 100 is what percent?
Answer by greenestamps(13206) About Me  (Show Source):
You can put this solution on YOUR website!


You don't need the 68-95-99.7 rule.

100 is the mean; in a normal distribution 50% of the scores are less than the mean.