Raymond B. answered 01/07/23
Math, microeconomics or criminal justice
95% chance a random person has an IQ between 70 and 130
using the empirical rule, 95% fall within 2 standard deviations from the mean
Jalen M.
asked 11/30/20According to an article in the September-October 1997 American Scientist, IQ scores are normally distributed with a mean of 100 and standard deviation of 15. Find the probability that a randomly selected person person has an IQ score between 70 and 130.
Raymond B. answered 01/07/23
Math, microeconomics or criminal justice
95% chance a random person has an IQ between 70 and 130
using the empirical rule, 95% fall within 2 standard deviations from the mean
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