Post-Test in Module 2: Normal Distribution

Which of the following is the area under the normal curve?

• 0

• 1

• 2

• 3

The curve is symmetrical to which of the following?

• mean

• variance

• standard deviation

• area

If the z-value is 0.42, what is the area?

• 0.0800

• 0.0279

• 0.1628

• 0.3129

Find the area if the value of z = -0.13.

• 0.0248

• 0.0517

• 0.1398

• 0.2467

If the area is 0.4977, what is the z-value?

• 1.63

• 1.97

• 2.01

• 2.83

Find the area between z=-1 and z=3.

• 0.8300

• 0.8350

• 0.8400

• 0.8450

Find the area between z= -1.5 and z=-1.3.

• 0.0100

• 0.0200

• 0.0300

• 0.0400

If the area is 0.8351, what are the two values of z.

• z=0.24 and z=0.31

• z=1.6 and z=2.1

• z=-0.13 and z=-1.3

• z=-2.5 and z=1

Find the area of the proportion in the probability notation P(1< z <3).

• 0.1573

• 0.1574

• 0.1575

• 0.1576

Solve for the proportion of the area of the probability notation P(z >1).

• 0.1585

• 0.1586

• 0.1587

• 0.1588