Question

An orange juice producer buys all oranges from a large Orange groove. The amount

of juice squeezed from each orange is approximately normally distributed with mean of 4.70

ounces and a standard deviation of 0.40 ounces.

(a) What is the probability that randomly selected Orange will contains between 5

and 5.50 ounces?

(b) Between what two values (in ounces) symmetrically distributed around the

population mean will 80% of oranges fall?

(c) Suppose a sample of 25 oranges is selected. What is the probability that the

sample mean will be at least 4.60 ounces?​

Answer 1

Answer:

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