Page 152 - Math Course 2 (Book 2)

Measure of Central Tendency

Standardized Test Example

EXERCISE
The number of hours spent exercising each week by women are: 1, 6, 4, 2, 1, and 8. Which measure of
central tendency should a person use to show that women do not spend enough time exercising?

A. mode
B. median
C. mean
D. cannot be determined

Answer

Skill Practice!

Find the mean, median, and mode for each set of data. If necessary, round to the nearest tenth.

1. 6, 3, 3, 12, 13, 15, 7 2. 1, 1, 0, 2, 1, 1, 0, 0, 1

3. 202, 195, 219, 220 4. 2.5, 4.0, 8.7, 3.3, 3.3, 5.2

5. 21, 23, 39, 44, 27, 25, 28, 30 6. 87, 85, 87, 87, 87

Find the mean, median, and mode for each set of data. If necessary, round to the nearest tenth.

7. 8.

9. TEMPERATURE The average daily temperature by month for one year in Denver, Colorado, is given below.
Find the mean, median, and mode for temperature.

Month Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec
Temp(°F) 43° 47° 51° 61° 71° 82° 88° 86° 78° 67° 52° 46°

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