The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual.

For a sample of n=64, find the probability of a sample mean being less than 24.2 if =24 and =1.31.

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For a sample of n=64, the probability of a sample mean being less than 24.2 if =24 and =1.31 is

nothing

.

(Round to four decimal places asneeded.)

Would the given sample mean be consideredunusual?

The sample mean

would not

would

be considered unusual because it has a probability that is

less

greater

than5%.