A random sample of 49 cans of soda is obtained and the contents are measured. The sample mean is 12.01 oz and the standard deviation is 0.13 oz. Test the claim that the contents of all such cans have a mean different from 12.00 ​oz, as indicated by the label. Use a 0.05 significance level.   Find the Z score And the P value. Do you reject the hypothesis?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A random sample of
49
cans of soda is obtained and the contents are measured. The sample mean is
12.01
oz and the standard deviation is
0.13
oz. Test the claim that the contents of all such cans have a mean different from
12.00
​oz, as indicated by the label. Use a 0.05 significance level.
 
Find the Z score And the P value. Do you reject the hypothesis?
 
 
Expert Solution
Step 1

From  given data we have :

mean x=12.01

the standard deviation s=0.13

n=49

 

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