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When Testing $H _ { 0 } : \pi _ { 1 } - \pi _ { 2 } \geq 0 \text { versus } H _ { 1 } : \pi _ { 1 } - \pi _ { 2 } < 0$

Question 186

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When testing $H _ { 0 } : \pi _ { 1 } - \pi _ { 2 } \geq 0 \text { versus } H _ { 1 } : \pi _ { 1 } - \pi _ { 2 } < 0$ , the observed value of the Z test statistic was found to be - 2.13. The p-value for this test is

A) 0.0166.
B) 0.0332.
C) 0.9668.
D) 0.9834.

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When Testing H0:π1−π2≥0 versus H1:π1−π2<0H _ { 0 } : \pi _ { 1 } - \pi _ { 2 } \geq 0 \text { versus } H _ { 1 } : \pi _ { 1 } - \pi _ { 2 } < 0H0​:π1​−π2​≥0 versus H1​:π1​−π2​<0

Multiple Choice

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When Testing $H _ { 0 } : \pi _ { 1 } - \pi _ { 2 } \geq 0 \text { versus } H _ { 1 } : \pi _ { 1 } - \pi _ { 2 } < 0$

Correct Answer:
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