Question

A sample of size 126 will be drawn from a population with mean 26 and standard...

A sample of size

126

will be drawn from a population with mean

26

and standard deviation

3

. Use the TI-84 calculator.

Part 1 of 2

Find the probability that

x

will be between

25

and

27

. Round the answer to four decimal places.

The probability that

x

will be between

25

and

27

is .

Part 2 of 2

Find the

55th

percentile of

x

. Round the answer to two decimal places.

The

55th

percentile is .
Math   Statistics-And-Probability   
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