It is known that the mean is 50 and the standard deviation is 5. There are 45 students in the class. (a) How many students should receive a C? student(s) (b) How many students should receive an A? student(s)
It is known that the mean is 50 and the standard deviation is 5. There are 45 students in the class. (a) How many students should receive a C? student(s) (b) How many students should receive an A? student(s)
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 53E
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