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A population of values has a normal distribution with = 9.3 = 9.3 and = 41.4 = 41.4 . You intend to draw a random

A population of values has a normal distribution with

=

9.3

=

9.3

and

=

41.4

=

41.4

. You intend to draw a random sample of sizen

=

25

n

=

25

.

Find the probability that a single randomly selected value is greater than -1.5.

P(X> -1.5) =

Find the probability that a sample of sizen

=

25

n

=

25

is randomly selected with a mean greater than -1.5.

P(M> -1.5) =

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

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