The distribution of actual weights of 8-oz chocolate bars produced by a certain machine is normal with mean 8.3 ounces and standard deviation 0.13 ounces. (a) What is the probability that the average weight of a bar in a Simple Random Sample (SRS) with three of these chocolate bars is between 8.19 and 8.41 ounces? ANSWER: 0.8558
The distribution of actual weights of 8-oz chocolate bars produced by a certain machine is normal with mean 8.3 ounces and standard deviation 0.13 ounces. (a) What is the probability that the average weight of a bar in a Simple Random Sample (SRS) with three of these chocolate bars is between 8.19 and 8.41 ounces? ANSWER: 0.8558
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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i type 0.8558 but i am getting a wrong answer

Transcribed Image Text:The distribution of actual weights of 8-oz chocolate bars produced by a certain machine is normal with mean 8.3
ounces and standard deviation 0.13 ounces.
(a) What is the probability that the average weight of a bar in a Simple Random Sample (SRS) with three of these
chocolate bars is between 8.19 and 8.41 ounces?
ANSWER: 0.8558
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