1. When a distribution a skewed the researcher who is interested in central tendency should use the

a. Median

b. Percentile

c. Mean

d.Mode

2. A negative z score always yields a negative percentile.

a. True

b. False

3. All members of the class are front the state of Mississippi

a. Categorical

b. Ordinal

c. Quantitative

4. When most scores cluster around the mean the mean, the curve is

a. Leptokurtic.

b. Platykurtic.

c. Asymmetrical.

d. Shaped like a U.