A certain Probability & Statistics instructor assigns letter grades on tests using the following scheme. A: The top 13% of the scores. B : Scores below the top 13% and above the bottom 60%. C: Scores below the top 40% and above the bottom 24%. D : Scores below the top 76% and above the bottom 8%. F : The bottom 8% of the scores. Scores on the tests are normally distributed with a mean of 77.4 and a standard deviation of 7.9 . Find the numerical limits for a grade of C. Round your answer to the nearest whole number if necessary.
A certain Probability & Statistics instructor assigns letter grades on tests using the following scheme. A: The top 13% of the scores. B : Scores below the top 13% and above the bottom 60%. C: Scores below the top 40% and above the bottom 24%. D : Scores below the top 76% and above the bottom 8%. F : The bottom 8% of the scores. Scores on the tests are normally distributed with a mean of 77.4 and a standard deviation of 7.9 . Find the numerical limits for a grade of C. Round your answer to the nearest whole number if necessary.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 13PPS
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A certain Probability & Statistics instructor assigns letter grades on tests using the following scheme. A: The top 13% of the scores. B : Scores below the top 13% and above the bottom 60%. C: Scores below the top 40% and above the bottom 24%. D : Scores below the top 76% and above the bottom 8%. F : The bottom 8% of the scores. Scores on the tests are
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