Question: 1. The IQ scores of a sample are measured showing an approximately normal distribution with a mean of 100 and a standard deviation of 15.What
1. The IQ scores of a sample are measured showing an approximatelynormal distributionwith a mean of 100 and a standard deviation of 15.What are the proportions of people with IQsabove 130?


. ... . 0 2 4 6 8 10 12 14 16 18 20 Number of images09.7% of the data are within 3 standard deviations of the mean 95% within 2 standard deviations 68% within 1 standard deviation # + 20
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