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Suppose that, for a certain exam, a teacher grades on a curve. 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6% 13.6% H-30 µ-20 µ-lo u+lo µ+2o µ+3o t is known that the mean is 60 and the standard deviation is 5. There are 40 students in the class. (Round your answers to he nearest whole number.) (a) How many students should receive a C? |student(s) (b) How many students should receive an A? student(s)

Suppose that, for a certain exam, a teacher grades on a curve. 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6% 13.6% H-30 µ-20 µ-lo u+lo µ+2o µ+3o t is known that the mean is 60 and the standard deviation is 5. There are 40 students in the class. (Round your answers to he nearest whole number.) (a) How many students should receive a C? |student(s) (b) How many students should receive an A? student(s)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Suppose that, for a certain exam, a teacher grades on a curve. 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6% 13.6% μ-3σ μ-2σ μ-Ισ u+lo µ+2o pu+3o It is known that the mean is 60 and the standard deviation is 5. There are 40 students in the class. (Round your answers to the nearest whole number.) (a) How many students should receive a C? student(s) (b) How many students should receive an A? | student(s)
Transcribed Image Text:Suppose that, for a certain exam, a teacher grades on a curve. 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6% 13.6% μ-3σ μ-2σ μ-Ισ u+lo µ+2o pu+3o It is known that the mean is 60 and the standard deviation is 5. There are 40 students in the class. (Round your answers to the nearest whole number.) (a) How many students should receive a C? student(s) (b) How many students should receive an A? | student(s)
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