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Question 7 (1 point) A variable of a population has a mean of p, = 300 and a standard deviation of 0:63. The sampling distribution

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Question 7 (1 point) A variable of a population has a mean of p, = 300 and a standard deviation of 0:63. The sampling distribution of the sample mean for samples of size 81 is approximately normally distributed with: mean Q/ and standard deviation Q/

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