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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