Assume that a simple random sample has been selected and test the given claim. Identify the null and alternative​ hypotheses, test​ statistic, P-value, and state the final conclusion that addresses the original claim. Use a 0.10 significance level. A data set includes platelet counts(1000 cells/μL) measured from 156 adult males. In testing the claim that the population of adult males has a mean platelet count greater than 221​, the accompanying technology display is obtained.   Test of μ = 221 vs > 221 Variable N    Mean    StDev   SE Mean     95% Lower Bound      T          P Platelet 156  225.31   55.02      4.41         216.61                       0.98     0.165     Identify the null and alternative hypotheses for this test.   H0​: μ>221 (1000 cells/μL) H1​: μ=221 (1000 cells/μL)   B. H0​: μ=221 (1000 cells/μL) H1​: μ>221 (1000 cells/μL)   C. H0​: μ=221 (1000 cells/μL) H1​: μ≠221 (1000 cells/μL)   D. H0​: μ=221 (1000 cells/μL) H1​: μ<221     Identify the value of the test statistic.   Identify the​ P-value.   State the conclusion about the null​ hypothesis, as well as the final conclusion that addresses the original claim.     A. Reject H0. There is not sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than 221 (1000 cells/μL).   B. Fail to reject H0. There is not sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than 221 (1000 cells/μL).   C. Fail to reject H0. There is sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than 221 (1000 cells/μL).   D. Reject H0. There is sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than 221 (1000 cells/μL)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Assume that a simple random sample has been selected and test the given claim. Identify the null and alternative​ hypotheses, test​ statistic, P-value, and state the final conclusion that addresses the original claim. Use a 0.10
significance level.
A data set includes platelet counts(1000 cells/μL) measured from 156
adult males. In testing the claim that the population of adult males has a mean platelet count greater than 221​, the accompanying technology display is obtained.

 

Test of μ = 221 vs > 221
Variable N    Mean    StDev   SE Mean     95% Lower Bound      T          P
Platelet 156  225.31   55.02      4.41         216.61                       0.98     0.165

 

 

Identify the null and alternative hypotheses for this test.
 
H0​:
μ>221
(1000 cells/μL)
H1​:
μ=221
(1000 cells/μL)
 
B.
H0​:
μ=221
(1000 cells/μL)
H1​:
μ>221
(1000 cells/μL)
 
C.
H0​:
μ=221
(1000 cells/μL)
H1​:
μ≠221
(1000 cells/μL)
 
D.
H0​:
μ=221
(1000 cells/μL)
H1​:
μ<221
 
 
Identify the value of the test statistic.
 
Identify the​ P-value.
 
State the conclusion about the null​ hypothesis, as well as the final conclusion that addresses the original claim.
 
 
A.
Reject
H0.
There
is not
sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than
221
(1000 cells/μL).
 
B.
Fail to reject
H0.
There
is not
sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than
221
(1000 cells/μL).
 
C.
Fail to reject
H0.
There
is
sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than
221
(1000 cells/μL).
 
D.
Reject
H0.
There
is
sufficient evidence to support the claim that the population of adult males has a mean platelet count greater than
221
(1000 cells/μL)
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