What percent of the students received a score below 64, if the mean grade on a test was 70 and the standard deviation was 6. For the same test results as prob 1), what percent of studen ts scored between 64 and 80 .

What percent of the students received a score below 64, if the mean grade on a test was 70 and the standard deviation was 6. For the same test results as prob 1), what percent of studen ts scored between 64 and 80 .

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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What percent of the students received a score below 64, if the mean grade on a test was 70 and the standard deviation was 6.

For the same test results as prob 1), what percent of studen ts scored between 64 and 80 .

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