In the US, 55% of all people have type O blood, 30% have type A blood, 10% have type B blood and 5% 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 98 millionaires. What can be concluded at the 0.05% significant level. Test for the claim that the following categories occur with the following frequencies: PType 0 = 0.55; PType A = 0.3; PType B = 0.1; PType AB = 0.05 Test at the 0.05 significance level. Complete the table. Round all answers to three decimal places. Observed Expected Frequency Frequency Blood Type Residual 28 A. 34 B АВ 31 H. : PA = 0.55; PB = 0.3; pc = 0.1; pp = 0.05 H1: at least one is different Original claim = Select an answer v

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In the US, 55% of all people have type O blood, 30% have type A blood, 10% have type B blood and 5% 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 98 millionaires. What can be concluded at the 0.05%
significant level. Test for the claim that the following categories occur with the following frequencies:
PType O = 0.55; Pīype A = 0.3; PType B = 0.1; Pīype AB = 0.05 Test at the 0.05 significance level. Complete the
table. Round all answers to three decimal places.
Observed Expected
Frequency Frequency
Blood Type
Residual
| 28
A
34
В
5
АВ
31
Ho : PA
0.55; рв — 0.3; рс — 0.1; pр
0.05
=
H1: at least one is different
Original claim =
Select an answer v
Transcribed Image Text:In the US, 55% of all people have type O blood, 30% have type A blood, 10% have type B blood and 5% 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 98 millionaires. What can be concluded at the 0.05% significant level. Test for the claim that the following categories occur with the following frequencies: PType O = 0.55; Pīype A = 0.3; PType B = 0.1; Pīype AB = 0.05 Test at the 0.05 significance level. Complete the table. Round all answers to three decimal places. Observed Expected Frequency Frequency Blood Type Residual | 28 A 34 В 5 АВ 31 Ho : PA 0.55; рв — 0.3; рс — 0.1; pр 0.05 = H1: at least one is different Original claim = Select an answer v
Enter the critical value, along with the significance level and degrees of freedom x
(a,df) below the
graph. (Graph is for illustration only. No need to shade.)
X- Distribution
0.12
0.1
0.08
0.06
0.04
0.02
(Round to three decimal places.)
Test Statistic =
(Round to three decimal places.)
p-value-
(Round to four decimal places.)
Decision: Select an answer
Conclusion: Select an answer
type is different for millionaires.
v the claim that the distribution of blood
Probability
LE
43
SS
61
29
73
103
60T
115
121
127
133
6ET
Transcribed Image Text:Enter the critical value, along with the significance level and degrees of freedom x (a,df) below the graph. (Graph is for illustration only. No need to shade.) X- Distribution 0.12 0.1 0.08 0.06 0.04 0.02 (Round to three decimal places.) Test Statistic = (Round to three decimal places.) p-value- (Round to four decimal places.) Decision: Select an answer Conclusion: Select an answer type is different for millionaires. v the claim that the distribution of blood Probability LE 43 SS 61 29 73 103 60T 115 121 127 133 6ET
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