n a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 69 and a standard deviation of 8. Grades are assigned such that the top 10% receive A's, the next 20% received B's, the middle 40% receive C's, the next 20% receive D's, and the bottom 10% receive F's. Find the lowest score on the final exam that would qualify a student for an A, a B, a C, and a D. The lowest score that would qualify a student for an A is nothing.(Round up to the nearest integer as needed.) The lowest score that would qualify a student for a B is nothing.(Round up to the nearest integer as needed.) The lowest score that would qualify a student for a C is nothing.(Round up to the nearest integer as needed.) The lowest score that would qualify a student for a D is nothing.(Round up to the nearest integer as needed.)
n a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 69 and a standard deviation of 8. Grades are assigned such that the top 10% receive A's, the next 20% received B's, the middle 40% receive C's, the next 20% receive D's, and the bottom 10% receive F's. Find the lowest score on the final exam that would qualify a student for an A, a B, a C, and a D. The lowest score that would qualify a student for an A is nothing.(Round up to the nearest integer as needed.) The lowest score that would qualify a student for a B is nothing.(Round up to the nearest integer as needed.) The lowest score that would qualify a student for a C is nothing.(Round up to the nearest integer as needed.) The lowest score that would qualify a student for a D is nothing.(Round up to the nearest integer as needed.)
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 28E
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In a large section of a statistics class, the points for the final exam are normally distributed, with a mean of 69 and a standard deviation of 8. Grades are assigned such that the top 10% receive A's, the next 20% received B's, the middle 40% receive C's, the next 20% receive D's, and the bottom 10% receive F's. Find the lowest score on the final exam that would qualify a student for an A, a B, a C, and a D.
The lowest score that would qualify a student for an A is nothing.
(Round up to the nearest integer as needed.)
The lowest score that would qualify a student for a B is nothing.
(Round up to the nearest integer as needed.)
The lowest score that would qualify a student for a C is nothing.
(Round up to the nearest integer as needed.)
The lowest score that would qualify a student for a D is nothing.
(Round up to the nearest integer as needed.)
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