Let Z be the standard normal random variable. Find z>0 so that the area between -z and +z is 0.99.

1.28

1.645

1.96

2.33

2.575

Let Z be the standard normal random variable. Find z so that the area to the left of z is 0.3156.

-0.80

-1.18

-0.48

1.28

None of the above

Let Z be the standard normal random variable. What is P(Z>-2.38)?

0.5239

0.7764

0.9162

0.9913

None of the above

Let Z be the standard normal random variable. What is P(Z>0.38)?

0.0087

0.0708

0.0838

0.1075

None of the above

Let Z be the standard normal random variable. What is P(1

0.0640

0.1938

0.1579

0.0919

None of the above

Let Z be the standard normal random variable. What is P(Z<-0.38)?

0.0571

0.0918

0.1401

0.3520

None of the above

Let Z be the standard normal random variable. What is P(Z<1.38)?

0.5239

0.7764

0.9162

0.9913

None of the above