O Blood type and income are dependent. d. The degrees of freedom = e. The test-statistic for this data - f. The p-value for this sample= (Please show your answer to three decimal places.) (Please show your answer to four decimal places.)
O Blood type and income are dependent. d. The degrees of freedom = e. The test-statistic for this data - f. 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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Question
need D, E, and F please
Transcribed Image Text:In the US, 43.5% of all people have type O blood, 39.7% have type A blood, 11.9% have type B blood and
4.9% have type AB blood. A researcher wants to see if the distribution of blood type is different for
millionaires. The table below shows the results of a random sample of 2880 millionaires. What can be
concluded at the ax = 0.10 significance level?
a. Complete the table by filling in the expected frequencies. Round to the nearest whole number:
Frequencies of Blood Type
Outcome Frequency Expected Frequency
0
A
B
1271
1123
328
AB
158
b. What is the correct statistical test to use?
Select an answer
c. What are the null and alternative hypotheses?
Ho:
The distribution of blood type for millionaires is the same as it is for Americans in general.
Blood type and income are independent.
Blood type and income are dependent.
O The distribution of blood type for millionaires is not the same as it is for Americans in general.
H₂:
O Blood type and income are independent.
The distribution of blood type for millionaires is the same as it is for Americans in general.
The distribution of blood type for millionaires is not the same as it is for Americans in general.
Blood type and income are dependent.
d. The degrees of freedom =
e. The test-statistic for this data =
f. 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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