A researcher is interested in investigating whether the military branch a person signs up for and the person's blood type are dependent. The table below shows the results of a survey. Frequencies of Military Branch and Blood Type O A B AB 132 89 65 23 135 90 44 20 92 87 49 25 Marines 92 60 69 29 What can be concluded at the a = 0.01 significance level? Army Navy Air Force a. What is the correct statistical test to use? Paired t-test 0⁰ b. What are the null and alternative hypotheses? Ho: OB Independence Goodness-of-Fit Homogeneity 0° Blood type and branch of the military are dependent. The distribution of blood types is the same for each branch of the military. The distribution of blood types is not the same for each branch of the military. Blood type and branch of the military are independent. H₁: O Blood type and branch of the military are independent. The distribution of blood types is not the same for each branch of the military. Blood type and branch of the military are dependent. The distribution of blood types is the same for each branch of the military. c. The test-statistic for this data = d. The p-value for this sample= (Please show your answer to three decimal places.) (Please show your answer to four decimal places.)
A researcher is interested in investigating whether the military branch a person signs up for and the person's blood type are dependent. The table below shows the results of a survey. Frequencies of Military Branch and Blood Type O A B AB 132 89 65 23 135 90 44 20 92 87 49 25 Marines 92 60 69 29 What can be concluded at the a = 0.01 significance level? Army Navy Air Force a. What is the correct statistical test to use? Paired t-test 0⁰ b. What are the null and alternative hypotheses? Ho: OB Independence Goodness-of-Fit Homogeneity 0° Blood type and branch of the military are dependent. The distribution of blood types is the same for each branch of the military. The distribution of blood types is not the same for each branch of the military. Blood type and branch of the military are independent. H₁: O Blood type and branch of the military are independent. The distribution of blood types is not the same for each branch of the military. Blood type and branch of the military are dependent. The distribution of blood types is the same for each branch of the military. c. The test-statistic for this data = d. The p-value for this sample= (Please show your answer to three decimal places.) (Please show your answer to four decimal places.)
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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I need the right answers to c and d.
Transcribed Image Text:A researcher is interested in investigating whether the military branch a person signs up for and the
person's blood type are dependent. The table below shows the results of a survey.
Frequencies of Military Branch and
Blood Type
0
A B AB
Army
132
89 65
23
Navy
135
44 20
Air Force
92
87
49 25
Marines
92 60 69 29
What can be concluded at the a = 0.01 significance level?
a. What is the correct statistical test to use?
Paired t-test
Independence
Goodness-of-Fit
Homogeneity
b. What are the null and alternative hypotheses?
Ho:
H₁:
Blood type and branch of the military are dependent.
The distribution of blood types is the same for each branch of the military.
The distribution of blood types is not the same for each branch of the military.
Blood type and branch of the military are independent.
Blood type and branch of the military are independent.
© The distribution of blood types is not the same for each branch of the military.
O Blood type and branch of the military are dependent.
The distribution of blood types is the same for each branch of the military.
c. The test-statistic for this data =
d. The p-value for this sample=
(Please show your answer to three decimal places.)
(Please show your answer to four decimal places.)
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