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Determining the difference between the two population means

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Consider the following test. H0: 1 - 2 = 0 Ha: 1 - 2 ≠ 0. Suppose a 95% confidence interval for ??1 - ??2 is [-2.5, 1.5]. Based on this confidence interval, which of the following conclusions can be made at α = 5%?

A) There is a significant difference between the two population means since the confidence interval include 0?

B) There is no significant difference between the two population means since the confidence interval include 0?

C) The conclusion cannot be made based on this confidence interval alone?

Reference no: EM132851816

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