8.

For the normal distribution, the area between 2 standard deviations and -1 standard deviation includes ________of all cases.

A) 81.85%

B) 86.85%

C) 91.85%

D) 76.85%

9.

Assume a raw score of 94; the sample mean is 100. The standard deviation is 3 and N=88. The z-score is:

A) 3.0

B) 2.0

C) 4.0

D) -2.0

10.

The total area under the standard normal distribution is

A) 100

B) 0

C) 1

D) -1

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