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A sample size 39 will be drawn from a population with mean 47 and standard deviation...

A sample size 39 will be drawn from a population with mean 47 and standard deviation 11. Use the TI-84 Plus calculator.

A) Is it appropriate to use the normal distribution to find probabilities for X?

B) Find the probability that X will be between 48 and 49. ROund to at least four decimals.

C) Find the 41st percentile of X rounded to at least two decimals.

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