Area Between Z-Scores

Find the area under the standard normal curve that lies between z=-0.5 and z=1.5.

• 62.46%

• 72.47%

• 5.40%

• 62.47%

Find the area under the standard normal curve that lies to the left of z=2.1.

• 1.79%

• -1.79%

• 98.21%

• 0.98%

Pat and Tom took a test with mean 80 and SD 9. Pat scored a 76; Tom scored a 94. Find the percent of people between their scores.

• 68.78%

• 63.29%

• 65.14%

• 34.25%

Find the area under the standard normal curve that lies to the right of z=-0.67.

• 63.42%

• 74.86%

• 25.14%

• 50%

What is the area between Z=0.49 and Z=1.49

• 0.2439

• 0. 5823

• 0.6918

• 0.1111

What percentage of scores falls within 3 standard deviations of the mean?

• 68%

• 34%

• 99.7%

• 95%

• 4.83 inches

• 5.18 inches

• 6.04 inches

• 8.93 inches

• The standard deviation cannot be computed from the given information.

• 1" (inch)

• 3" (inches)

• 4" (inches)

• 6" (inches)

• 12" (inches)

• 0

• 1

• 2

• 3

• 5

• The mean of the distribution is E.

• The area between B and F is .50.

• The median of the distribution is C.

• The 3rd quartile of the distribution is D

• The area under the curve between A and G is 1.