The mean and standard deviation of a population are 200 and 20, respectively. What is the probability of selecting one data value less than 190? А. 42% В. 58% C. O С. 31%

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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The mean and standard deviation of a
population are 200 and 20, respectively.
What is the probability of selecting one data
value less than 190?
А.
42%
В.
58%
С.
31%
D.
69%
Transcribed Image Text:The mean and standard deviation of a population are 200 and 20, respectively. What is the probability of selecting one data value less than 190? А. 42% В. 58% С. 31% D. 69%
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