On standard IQ tests, the mean is 100, with a standard deviation of 15. The results are very close to fitting a normal curve. Suppose an IQ test is given to a very large group of people. Find the percent of those people

whose IQ scores are as follows.

More than 130

Less than 85

Between 85 and 115

whose IQ scores are as follows.

More than 130

Less than 85

Between 85 and 115

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