Direction: Answer the following.

1. A doctor ordered 4 separate blood tests to measure a patient's total blood cholesterol

levels. The test results were.

245, 235, 220, and 210.

Find the mean of the blood cholesterol.

2. Find the median of the data in the following lists.

a. 14, 27, 3, 82, 64, 34, 8, 51

b. 21. 3, l7.4, 11.6, 82.5, 17.2

3. Find the mode of the data in the following lists.

a. 3, 3, 3, 3, 3,4, 4, 5, 5, 5, 8

b. 12, 34, 12, 71, 48, 93, 71

4. What are statistics?

5. Using the Venn diagram, differentiate between population and sample, descriptive and

inferential statistics and give at least 2 examples of each.