The Following Information Was Obtained from Matched Samples Taken from Two

question 16

Multiple Choice

The following information was obtained from matched samples taken from two populations. Assume the population of differences is normally distributed. ​ The null hypothesis tested is H₀: μd = 0. The test statistic for the difference between the two population means is

• A) 2.
• B) 0.
• C) -1.
• D) -2.

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