The Following Information Was Obtained from Matched Samples Taken from Two

question 37

Multiple Choice

The following information was obtained from matched samples taken from two populations.Assume the population of differences is normally distributed. ​ The 98% confidence interval for the difference between the two population means is

• A) -3.776 to 1.776.
• B) -4.747 to 2.747.
• C) -1.776 to 2.776.
• D) -4.747 to 1.776.

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