(Answered) A population of values has a normal distribution withnbspmu

Economics

A population of values has a normal distribution with μ = 12.1 and σ = 30.3. You intend to draw a random sample of size n=23.

Find the probability that a single randomly selected value is greater than -7.5.

P(X > -7.5) =

Find the probability that a sample of size n = 23 is randomly selected with a mean greater than -7.5.

P(M > -7.5) =

Enter your answers as numbers accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.

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