A large lecture dass has 280 students. The professor has announced that the mean score on an exam is 74 with a standard deviation of 8. At least what percent of students scored within 50 and 98 using Chebyshews theorem? wed 1.00 Select one ion O a 0.84 Ob0.56 Oc075 Od.0.89 Oe.0 69 ribution (Exports are in S millions). Compute the mean.
A large lecture dass has 280 students. The professor has announced that the mean score on an exam is 74 with a standard deviation of 8. At least what percent of students scored within 50 and 98 using Chebyshews theorem? wed 1.00 Select one ion O a 0.84 Ob0.56 Oc075 Od.0.89 Oe.0 69 ribution (Exports are in S millions). Compute the mean.
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:A large lecture dass has 280 students. The professor has announced that the mean score on an exam is 74 with a standard deviation of 8. At least what
percent of students scored within 50 and 98 using Chebyshews theorem?
wed.
1.00
Select one
on
O a 0.84
Ob055
Oc0.75
Od.0.89
Oe.0 69
bution (Exports are in $ millions). Compute the mean.
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