A company that produces snack foods uses a machine to package 454 grams bags  of potato chips. A random sample of 75 bags of potato chips has a mean of 450  grams and standard deviation of 8.48 grams. Perform a hypothesis test at the 1%  significance level to determine if the machine is working properly.  Step 1    Step 2    Step 3

MATLAB: An Introduction with Applications
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8. A company that produces snack foods uses a machine to package 454 grams bags 
of potato chips. A random sample of 75 bags of potato chips has a mean of 450 
grams and standard deviation of 8.48 grams. Perform a hypothesis test at the 1% 
significance level to determine if the machine is working properly. 
Step 1 

 


Step 2 

 


Step 3 

 

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