When the necessary conditions are met, a two-tailed test is being conducted for the difference between two population proportions. If the value of the test statistic is -1.35, then the p-value is 0.0885.

Question

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If the value of the test statistic is negative, then it should be reflected across the mean to calculate the p-value for a two-tailed test. Therefore, the correct p-value would be 2*(0.0885) = 0.177, which is greater than the typical alpha level of 0.05, indicating that we fail to reject the null hypothesis.

When the Necessary Conditions Are Met, a Two-Tailed Test Is