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What type of distribution should be used? Oz Ot Other If Mr. Gomez wants to be 95% confident, what z/t value should he use? Round to three (3) decimal places.

What type of distribution should be used? Oz Ot Other If Mr. Gomez wants to be 95% confident, what z/t value should he use? Round to three (3) decimal places.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Mr. Gomez is a quality control officer in a candy company. One of his responsibilities is ensuring that candy bars follow the standard weight. The average weight of candy bars should deviate no more than 20 grams from the printed weight of 350 grams. Mr. Gomez gets a sample of 40 bars from each packing machine everyday and weighs them. Today's sample from Machine A yielded a mean of 338 grams and a standard deviation of 10 grams. Is there evidence that Machine A performs within standards for today? What type of distribution should be used? Oz Ot O Other If Mr. Gomez wants to be 95% confident, what z/t value should he use? Round to three (3) decimal places.
Transcribed Image Text:Mr. Gomez is a quality control officer in a candy company. One of his responsibilities is ensuring that candy bars follow the standard weight. The average weight of candy bars should deviate no more than 20 grams from the printed weight of 350 grams. Mr. Gomez gets a sample of 40 bars from each packing machine everyday and weighs them. Today's sample from Machine A yielded a mean of 338 grams and a standard deviation of 10 grams. Is there evidence that Machine A performs within standards for today? What type of distribution should be used? Oz Ot O Other If Mr. Gomez wants to be 95% confident, what z/t value should he use? Round to three (3) decimal places.
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