Given the following sampling distribution: X -20 -13 -4 6 13 P(X) 3⁄100 1⁄20 3⁄100 2⁄25 ___ What is the mean of this sampling distribution? a) 9.4 b) 9.6 c) 9.5 d) -0.1 e) -3.6 f) None of the above

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