In a test of hypothesis, the null hypothesis is that of = 0₂ and the alternative hypothesis is o>. The following samples were selected from two normal populations: x1 = x₂ = (22, 25, 32, 30, 27, 28, 24, 19, 20, 32, 28, 22, 30, 26, 22, 27, 23, 27, 32) (43, 34, 41, 35, 31, 27, 35, 33, 40, 35, 34, 40, 34, 35, 38, 40). What is the approximate p-value for this test? OC. 0.4385 O a. 0.2808 O d. 0.1780 O e. 0.5339 O b. 0.5615

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.CR: Chapter 12 Review
Problem 47CR
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In a test of hypothesis, the null hypothesis is that o = 2
and the alternative hypothesis is o> 2. The following
samples were selected from two normal populations:
X1 (22, 25, 32, 30, 27, 28, 24, 19, 20, 32, 28, 22, 30, 26, 22, 27, 23, 27, 32);
x2 =
(43, 34, 41, 35, 31, 27, 35, 33, 40, 35, 34, 40, 34, 35, 38, 40).
What is the approximate p-value for this test?
O c. 0.4385
a. 0.2808
O d. 0.1780
O e. 0.5339
O b. 0.5615
Transcribed Image Text:In a test of hypothesis, the null hypothesis is that o = 2 and the alternative hypothesis is o> 2. The following samples were selected from two normal populations: X1 (22, 25, 32, 30, 27, 28, 24, 19, 20, 32, 28, 22, 30, 26, 22, 27, 23, 27, 32); x2 = (43, 34, 41, 35, 31, 27, 35, 33, 40, 35, 34, 40, 34, 35, 38, 40). What is the approximate p-value for this test? O c. 0.4385 a. 0.2808 O d. 0.1780 O e. 0.5339 O b. 0.5615
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