Question
need help Scores of an IQ test have a bell-shaped distribution with a mean of 100and a standard deviation of 19. Use the empirical rule
need help
Scores of an IQ test have a bell-shaped distribution with a mean of 100and a standard deviation of 19. Use the empirical rule to determine the following.
(a) What percentage of people has an IQ score between 62and 138?
(b) What percentage of people has an IQ score less than 62or greater than 138?
(c) What percentage of people has an IQ score greater than 138?
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Elementary Linear Algebra with Applications
Authors: Howard Anton, Chris Rorres
9th edition
471669598, 978-0471669593
