At α=0.03​, can you reject the​ claim? ​(a) Identify the null hypothesis and alternative hypothesis. A. H0​: μ=3.4 Ha​: μ≠3.4 Your answer is correct. B. H0​: μ>3.4 Ha​: μ≤3.4 C. H0​: μ≤3.3 Ha​: μ>3.3 D. H0​: μ≤3.4 Ha​: μ>3.4 E. H0​: μ>3.3 Ha​: μ≤3.3 F. H0​: μ≠3.3 Ha​: μ=3.3 ​(b) Identify the standardized test statistic. z=negative 0.93−0.93 ​(Round to two decimal places as​ needed.) ​(c) Find the​ P-value. 0.3520.352 ​(Round to three decimal places as​ needed.) ​(d) Decide whether to reject or fail to reject the null hypothesi

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Question
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.
 
 
A.
H0​:
μ=3.4
Ha​:
μ≠3.4
Your answer is correct.
 
B.
H0​:
μ>3.4
Ha​:
μ≤3.4
 
C.
H0​:
μ≤3.3
Ha​:
μ>3.3
 
D.
H0​:
μ≤3.4
Ha​:
μ>3.4
 
E.
H0​:
μ>3.3
Ha​:
μ≤3.3
 
F.
H0​:
μ≠3.3
Ha​:
μ=3.3
​(b) Identify the standardized test statistic.
 
z=negative 0.93−0.93
​(Round to two decimal places as​ needed.)
​(c) Find the​ P-value.
 
0.3520.352
​(Round to three decimal places as​ needed.)
​(d) Decide whether to reject or fail to reject the null hypothesis.
 
 
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