Find the confidence interval for a Related-Samples t-test (Ch.11), given the following info: Level of confidence = 99% Before and After scores = see table below SSD (SS of the difference scores) = 2.75     Person Before X1 After X2 Difference (D = X2- X1) A 15 22 +7 B 18 23 +5 C 12 17 +5 D 17 23 +6 Group of answer choices 2.01 < μD < 7.58 2.53 < μD < 8.02 1.90 < μD < 7.18 2.95 < μD < 8.55

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