For the standard normal distribution, the area betweenz= 0 andz= 2.69, rounded to four decimal places, is:

For the standard normal distribution, the area to the right ofz= -2.18, rounded to four decimal places, is:

For the standard normal distribution, the area betweenz= 0.79 andz= 1.63, rounded to four decimal places, is:

The GMAT scores of all examinees who took that test this year produce a distribution that is approximately normal with a mean of 450 and a standard deviation of 48.

The probability that the score of a randomly selected examinee is between 400 and 480, rounded to three decimal places, is:

The probability that the score of a randomly selected examinee is less than 370, rounded to three decimal places, is:

The probability that the score of a randomly selected examinee is more than 530, rounded to three decimal places, is:

Find the area under the standard normal curve betweenz=1.15

andz=2.37

.

Round your answer to four decimal places.

Obtain the area under the standard normal curve to the right ofz=1.47

.

Round your answer to four decimal places.

Find thez

value forx=42

for a normal distribution with=30

and=5

.

Enter the exact answer.