Q4_MCT_Ungrouped_Activity (Mean, Median, and Mode)

Measure of Central Tendency

1. t o Math 7 Virtual Class Q4.Activity

2. Math Prayer Dear God, May we, through your blessings, add purity to the world, subract evil from our lives, multiply Your good news, And divide Your gifts and share them with others. AMEN

3. Lesson1: Measures of Central Tendency for Ungrouped Data

4. Find the median of these scores. 17, 16, 17, 18, 30, 19, 18 16, 17, 17, 18, 18, 19, 30 MEDIAN

5. Vic’s scores in three-unit tests are 92, 87 and 88. What must his score be on the fourth test to get an average of 90? 92 + 87 + 88 + x = 90 267 + x / 4 = 90 267 + x = 90 (4) 267 + x = 360 x = 360 - 267 x = 93

6. The scores of 9 students in a 5-item quiz are 2,2, 3,3,4,4,4,4 and 5. What is the mode and its classification? Mode is 4 Classification: Unimodal

7. Drex’s scores in the final examinations are 89, 78, 86, 88, 93 and 80. Find the mean, median, mode, range. Mean = 89 + 78 + 86 + 88 +93 + 80 /6 = 85.67 Median = 78, 80, 86, 88, 89, 93 = 86 + 88 / 2 = 87 Mode = There is no mode Range = 93 – 80 = 13

8. Thank you for listening and God bless you