Measures of Ungrouped Date: Deciles.pptx

This is a PowerPoint presentation of Ungrouped data which is decile

1. EASUMRE

2. OPTIONIS

3. DEVIDI

4. LAQUE

5. NET

6. SPRAT

7. Measures of Position for Ungrouped Data: Decile

8. OBJECTIVES: a. define and illustrate decile; b. calculate decile of a set of data; and c. interpret decile through solving problems involving deciles.

9. DECILE are the nine score points which divide a distribution into ten equal parts.

10. D 1 D 2 D 3 D 4 D 5 D 6 D 7 D 8 D 9

11. D k =  

12. Find the 3 rd decile or D 3 of the following test scores of a random sample of 10 students 35 42 40 28 15 23 33 20 18 28.   First , arrange the scores in ascending order. 15, 18, 20, 28, 28, 33, 35, 40, 42 D 3 = = = = 3.3 D 3 is in the 3 rd element. Therefore, D 3 = 20  

13. Directions: Find the value of the assigned decile that you have picked. Mrs . Marasigan is a veterinarian. One morning, she asked her secretary to record the service time for 15 customers.   The following service time in minutes : 20 35 55 28 46 32 25 56 55 28 37 60 47 52 17    

14. Read about percentile of an ungrouped data and be ready for the graded oral recitation next meeting.