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A nutritionist claims that the mean tuna consumption by a person is 3.8 pounds per year. A sample of 50 people shows that the mean tuna consumption by a person is 3.6 pounds per year. Assume the population standard deviation is 1.16 pounds. At α=0.1​, can you reject the​ claim?   H0​: μ=3.8 Ha​: μ≠3.8     ​(b) Identify the standardized test statistic.   z=−1.22 ​(Round to two decimal places as​ needed.)   (c)Find the p value

A nutritionist claims that the mean tuna consumption by a person is 3.8 pounds per year. A sample of 50 people shows that the mean tuna consumption by a person is 3.6 pounds per year. Assume the population standard deviation is 1.16 pounds. At α=0.1​, can you reject the​ claim?   H0​: μ=3.8 Ha​: μ≠3.8     ​(b) Identify the standardized test statistic.   z=−1.22 ​(Round to two decimal places as​ needed.)   (c)Find the p value

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
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A nutritionist claims that the mean tuna consumption by a person is

3.8

pounds per year. A sample of

50

people shows that the mean tuna consumption by a person is

3.6

pounds per year. Assume the population standard deviation is

1.16

pounds. At

α=0.1​,

can you reject the​ claim?

 

H0​: μ=3.8
Ha​: μ≠3.8
 
 
​(b) Identify the standardized test statistic.
 
z=−1.22
​(Round to two decimal places as​ needed.)
 
(c)Find the p value
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