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A normally distributed population has a mean of 560 and a standard deviation of 60 ....

A normally distributed population has a mean of

560

and a standard deviation of

60

.

a. Determine the probability that a random sample of size

25

selected from this population will have a sample mean less than

519

.

b. Determine the probability that a random sample of size

16

selected from the population will have a sample mean greater than or equal to

589

Although either technology or the standard normal distribution table could be used to find the​ probability, for this​ problem, use technology. Find the probability that

How do I use technology to find the answer?

Math   Statistics-And-Probability   
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