Use the following information to calculate your answers to q

Use the following information to calculate your answers to questions 1 through 12.

The table below shows the results of a study on smoking and three illnesses. We are interested in determining if the proportions of smokers in the three categories are different from each other.

Emphysema

Heart Problem

Cancer

Total

Smoker

145

140

300

585

Non-smoker

60

100

230

390

Total

205

240

530

975

p₁ = proportions of smokers with emphysema

p₂ = proportions of smokers with heart problem

p₃ = proportions of smokers with cancer

Question 7

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With = 0.1, the critical X² value is

Select one:

a. 10.645

b. 4.605

c. 6.251

d. 2.706

e. 9.236

Question 8

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The conclusion is

Select one:

a. reject H_o since X² is less than critical X².

b. accept H_o since X² is greater than critical X².

c. No conclusion can be drawn.

d. reject H_o since X² is greater than critical X².

e. accept H_o since X² is less than critical X².

Question 9

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P₁ – P₂ is

Select one:

a. 0.14

b. 0.097

c. 0.12

d. 5

e. –21

Question 10

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P₂ – P₃ is

Select one:

a. 0.097

b. 0.017

c. 5

d. 0.082

e. 0.14

Question 11

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CV₂₃ is

Select one:

a. 0.017

b. 0.097

c. 5

d. 0.082

e. 0.14

Question 12

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Using = 0.1, the conclusion of the pairwise comparison is

Select one:

a. emphysema vs heart problem & heart problem vs cancer are significant.

b. emphysema vs cancer & heart problem vs cancer are significant.

c. All pairwise comparisons are significant.

d. emphysema vs heart problem & emphysema vs cancer are significant.

e. None of the comparisons are significant.

	Emphysema	Heart Problem	Cancer	Total
Smoker	145	140	300	585
Non-smoker	60	100	230	390
Total	205	240	530	975

Solution

Question 7 and 8,What is X2?

What is P1,P2 and P3 and CV23?

The total question is not clear enough.