Probabilities or Area Under the Normal Curve

Find the area between z = 0 and z = 1.50.

• 0. 3413

• 0.4332

• 0.4772

• 0.4938

Find the area from the mean to z = -1.74.

• 0.4554

• 0.4582

• 0.4495

• 0.4591

The mean weight is 53 kg and the standard deviation is 5. What is the corresponding weight if the z score is 2?

• 48kg

• 58kg

• 63kg

• 68kg

The mean weight is 53 kg and the standard deviation is 5. What is the corresponding z score if the weight is 50kg?

• -1

• -0.6

• -0.5

• 1.6

Given mean = 75 and standard deviation = 5. What is the corresponding z-score of 82?

• 1

• 1.4

• 1.5

• 1.7

Find the area above z = -1.

• 0.3413

• 0.5

• 0.8413

• 0.8314

Find the area at least z = 1.25.

• 0.1056

• 0.1151

• 0.6056

• 0.6151

Find the area below z = 1.31.

• 0.0968

• 0.0951

• 0.9032

• 0.9049

Find the area between z= -2 and z = 1.5.

• 0.0440

• 0.2433

• 0.9104

• 0.8964

Find the area between z = 1.24 and z = 2.20

• 0.0936

• 0.1012

• 0.8786

• 0.8772