ose that we know, in addition, thất the standard deviation of the student's test on the final is 8.8. hat is a lower bound of the probability (in three decimal places) that the student core between 61.5 and 81.5 ?
ose that we know, in addition, thất the standard deviation of the student's test on the final is 8.8. hat is a lower bound of the probability (in three decimal places) that the student core between 61.5 and 81.5 ?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:Suppose that we know, in addition, that the standard deviation of the student's test
score on the final is 8.8.
(b) What is a lower bound of the probability (in three decimal places) that the student
will score between 61.5 and 81.5 ?
Transcribed Image Text:Suppose that the test score of a student taking the final of a probability course is a
random variable with mean 71.5.
(a) Give an upper bound for the probability (in three decimal places) that the
student's test score will exceed 95.
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