NAME DATE 13-1 PERIOD Skills Practice Measures of Central Tendency 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. × × × 10 11 8. × × × × × × 12 13 14 × × 15 16 17 × × × × × × × × × × × × × × × 5.0 5.5 6.0 6.5 × 7.0 7.5 8.0 Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. 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° Source: The Universal Almanac 10. FOOD DRIVE The following set of data shows the number of canned goods collected by each grade at Del Cerro Elementary. Which measure of central tendency best represents the data? Justify your selection and then find the measure of central tendency. 316, 305, 111, 295, 325, 322 Chapter 13 7 Glencoe Pre-Algebra Lesson 13-1 Find the mean, median, and mode for each set of data. If necessary, round to the nearest tenth.

© Copyright 2018