Letzbe a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

P(z1.15) =

Shade the corresponding area under the standard normal curve.

Letzbe a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

P(z1.20) =

Shade the corresponding area under the standard normal curve.

Letzbe a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

P(0.43z2.40)=

Shade the corresponding area under the standard normal curve.

Letzbe a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

P(0.43z2.40)=

Shade the corresponding area under the standard normal curve.

=41;=14

P(50x70) =

=101;=13

P(x90) =

Findzsuch that58%of the standard normal curve lies to the left ofz. (Round your answer to two decimal places.)

z=

Sketch the area described.