When testing H₀: π₁ - π₂ = 0 versus H₁: π₁ - π₂ ≠ 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.

Question

Quizplus · Accepted Answer

The p-value is calculated as 2 times the probability of Z being less than -2.13, which is approximately 0.0166. Therefore, the p-value is 0.0332.

When Testing H₀: π₁ - π₂ = 0 Versus H₁