A sample of n = 7 scores is selected from a population with an unknown mean (µ). The sample has a mean of M = 40 and a variance of s2 = 63. Which of the following is the correct 95% confidence interval for µ? A. µ = 40 ± 7.341 B. µ = 40 ± 22.023 C. µ = 40 ± 7.095 D. µ = 40 ± 21.285

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