When testing H₀: $\pi$₁ - $\pi$₂ = 0 versus H₁: $\pi$₁ - $\pi$₂ $\neq$ 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 for a two-tailed Z test with a test statistic of -2.13 is approximately 0.0332, as it represents the probability of observing a test statistic as extreme as -2.13 in either direction under the null hypothesis.

When Testing H0 π\piπ 1 - π\piπ 2 = 0 Versus H1

When Testing H₀ $\pi$ ₁ - $\pi$ ₂ = 0 Versus H₁