In a recent year, 11th grade Ohio public school students taking an English test produced test scores that were normally distributed with a mean of 83 and a standard deviation of 5.9. Let x be a random variable that represents a test score. What is the lowest score that would still place a student in the top 20% of the scores?
In a recent year, 11th grade Ohio public school students taking an English test produced test scores that were normally distributed with a mean of 83 and a standard deviation of 5.9. Let x be a random variable that represents a test score. What is the lowest score that would still place a student in the top 20% of the scores?
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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In a recent year, 11th grade Ohio public school students taking an English test produced test scores that were
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