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 1271 A 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: B 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. 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.)
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 1271 A 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: B 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. 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.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
Related questions
Question
need parts A , 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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