1. The IQs of individuals enrolled in a special-needs school are approximately normally distributed with a mean of 60 and a standard deviation of 10. a. Find the proportion of individuals with IQs greater than 75. b. b. What is the probability that an individual picked at random will have an IQ between 55 and 75? c. Find P(50 sx s 70). C.
1. The IQs of individuals enrolled in a special-needs school are approximately normally distributed with a mean of 60 and a standard deviation of 10. a. Find the proportion of individuals with IQs greater than 75. b. b. What is the probability that an individual picked at random will have an IQ between 55 and 75? c. Find P(50 sx s 70). C.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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