a) Find

P(Z

.\ b) Find

P(Z>=-2.85)

.\ c) In a population where

\\\\mu =25

and

\\\\sigma =4.5

, find

P(x

.\ d) In a population where

\\\\mu =25

and

\\\\sigma =4.5

, with a sample size

n=49

, find

P(\\\\bar{x}

.

b) Find P(Z2.85). c) In a population where =25 and =4.5, find P(X22). d) In a population where =25 and =4.5, with a sample size n=49, find P(X24)