In the US, 45.4% of all people have type O blood, 39% have type A blood, 11.9% have type B blood and 3.7% 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 3000 millionaires. What can be concluded at the a = 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 1344 A 1159 В 350 АВ 147 b. What is the correct statistical test to use? Select an answer v c. What are the null and alternative hypotheses? Но: 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. O The distribution of blood type for millionaires is the same as it is for Americans in general. Blood type and income are independent. H1: O Blood type and income are independent. O The distribution of blood type for millionaires is the same as it is for Americans in general. O The distribution of blood type for millionaires is not the same as it is for Americans in general. O Blood type and income are dependent. d. The degrees of freedom =
In the US, 45.4% of all people have type O blood, 39% have type A blood, 11.9% have type B blood and 3.7% 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 3000 millionaires. What can be concluded at the a = 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 1344 A 1159 В 350 АВ 147 b. What is the correct statistical test to use? Select an answer v c. What are the null and alternative hypotheses? Но: 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. O The distribution of blood type for millionaires is the same as it is for Americans in general. Blood type and income are independent. H1: O Blood type and income are independent. O The distribution of blood type for millionaires is the same as it is for Americans in general. O The distribution of blood type for millionaires is not the same as it is for Americans in general. O Blood type and income are dependent. d. The degrees of freedom =
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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please answer e, f, g, h
Transcribed Image Text:In the US, 45.4% of all people have type O blood, 39% have type A blood, 11.9% have type B blood and
3.7% 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 3000 millionaires. What can be
concluded at the a = 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
1344
A
1159
В
350
АВ
147
b. What is the correct statistical test to use?
Select an answer v
c. What are the null and alternative hypotheses?
Но:
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.
O The distribution of blood type for millionaires is the same as it is for Americans in general.
Blood type and income are independent.
H1:
O Blood type and income are independent.
O The distribution of blood type for millionaires is the same as it is for Americans in general.
O The distribution of blood type for millionaires is not the same as it is for Americans in
general.
O Blood type and income are dependent.
d. The degrees of freedom =
e. The test-statistic for this data =
(Please show your answer to three decimal places.)
f. The p-value for this sample =
(Please show your answer to four decimal places.)
g. The p-value is Select an answer
a
h. Based on this, we should Select an answer
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