How to come up with a probability distribution knowing the mean value?

What is the probability that this sample will have a mean value between 245 and 255A normal distribution population has a mean of 250 pounds and a standard deviation of 10 pounds. Given n=20,

  • Answer:

    Therefore, the probability that samples of 16 individuals will have a mean weight between 245 and 255 pounds is .1974, or 19.74%.

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Therefore, the probability that samples of 16 individuals will have a mean weight between 245 and 255 pounds is .1974, or 19.74%.

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