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The unknown distribution has a mean of 87 and a standard deviation of 4. There are 25 samples drawn. Lower Bound-66 Upper Bound-96 Mean-87 Standard

The unknown distribution has a mean of 87 and a standard deviation of 4. There are 25 samples drawn.

Lower Bound-66

Upper Bound-96

Mean-87

Standard Deviation-4

What is the probability that the sample mean is between the lower and upper bounds?

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