nutritionist claims that the mean tuna consumption by a person is 3.4 pounds per year. A sample of 90 people shows that the mean tuna consumption by a person is 3.3 pounds per year. Assume the population standard deviation is 1.02 pounds. At α=0.03, can you reject the claim? (a) Identify the null hypothesis and alternative hypothesis.
nutritionist claims that the mean tuna consumption by a person is 3.4 pounds per year. A sample of 90 people shows that the mean tuna consumption by a person is 3.3 pounds per year. Assume the population standard deviation is 1.02 pounds. At α=0.03, can you reject the claim? (a) Identify the null hypothesis and alternative hypothesis.
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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Question
A nutritionist claims that the mean tuna consumption by a person is
3.4
pounds per year. A sample of
90
people shows that the mean tuna consumption by a person is
3.3
pounds per year. Assume the population standard deviation is
1.02
pounds. At
α=0.03,
can you reject the claim?(a) Identify the null hypothesis and alternative hypothesis.
H0:
μ=3.4
Ha:
μ≠3.4
H0:
μ>3.4
Ha:
μ≤3.4
H0:
μ≤3.3
Ha:
μ>3.3
H0:
μ≤3.4
Ha:
μ>3.4
H0:
μ>3.3
Ha:
μ≤3.3
H0:
μ≠3.3
Ha:
μ=3.3
(b) Identify the standardized test statistic.
z=negative 1.34−1.34
(Round to two decimal places as needed.)Expert Solution
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