Question: Looking for help solving and also if there is an EXCEL FORMULA to solve this? Thank you! The final exam grade of a statistics class

Looking for help solving and also if there is an EXCEL FORMULA to solve this? Thank you!

The final exam grade of a statistics class has a skeweddistribution with mean of 78and standard deviation of 6. If a random sample of 38students selected from this class, then what is the probability that average final exam grade of this sample is between75and80?(keep 4 decimal places)

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