One university's mean intelligence quotient (IQ) of 320 college students is 100, with a standard variation of 15 points. Assuming that IQ scores are regularly distributed, calculate the number of students who have a high IQ score. 1. more than 140 2. less than 80 3. How many percent have a score of less than 110 in the first place?
One university's mean intelligence quotient (IQ) of 320 college students is 100, with a standard variation of 15 points. Assuming that IQ scores are regularly distributed, calculate the number of students who have a high IQ score. 1. more than 140 2. less than 80 3. How many percent have a score of less than 110 in the first place?
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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One university's mean intelligence quotient (IQ) of 320 college students is 100, with a standard variation of 15 points. Assuming that IQ scores are regularly distributed, calculate the number of students who have a high IQ score.
1. more than 140
2. less than 80
3. How many percent have a score of less than 110 in the first place?
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