Answered: c Find the probability that a randomly…

c Find the probability that a randomly selected person has an IQ test score (1) Over 140. (2) Under 88. (3) Between 72 and 128. (4) Within 1.5 standard deviations of the mean.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

100%

Please help me in solving this, it is Continuous Probability Distribution

c Find the probability that a randomly selected person has an IQ test score
(1) Over 140.
(2) Under 88.
(3) Between 72 and 128.
(4) Within 1.5 standard deviations of the mean.

6.28 Stanford-Binet IQ Test scores are normally distributed with a mean score of 100 and a standard
deviation of 16.

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