Percentiles Quiz

Name: ______________________   Date: __________   Score: ____ / 10

10 questions. Calculator allowed. Show your working. steplyclass.com/statistics/percentiles/quiz/

1. 1

   Calculate 50th percentile of 3, 5, 6, 8, 9, 12, 15

   Answer: ____________________

2. 2

   Calculate 75th percentile of 10, 12, 15, 16, 18, 20, 23

   Answer: ____________________

3. 3

   Calculate Q3 of 21, 24, 25, 28, 30, 33, 35
   1. A) Q3 = 4
   2. B) Q3 = 33
   3. C) Q3 = 2
   4. D) Q3 = 30

4. 4

   Percentile of 9 in 2, 4, 5, 7, 9, 11, 12, 14, 15, 18

   Answer: ____________________

5. 5

   Calculate Q1 of 12, 5, 8, 20, 15, 9, 11, 7, 14
   1. A) Q1 = 5
   2. B) Q1 = 7.5
   3. C) Q1 = 2.5
   4. D) Q1 = 7

6. 6

   Calculate 40th percentile of 31, 25, 28, 40, 36, 22, 33, 30, 27

   Answer: ____________________

7. 7

   Percentile of 58 in 52, 55, 57, 58, 62, 64, 67, 58, 69, 71, 40, 45
   1. A) percentile = 2
   2. B) percentile = 5
   3. C) percentile = 50

8. 8

   Calculate Q1 of 3, 7, 8, 5, 12, 14, 21, 13, 18, 6, 9

   Answer: ____________________

9. 9

   35th percentile of 14, 17, 19, 20, 22, 25, 26, 28, 30, 33, 35, 38
   1. A) P35 = 6.5
   2. B) P35 = 20
   3. C) P35 = 21
   4. D) P35 = 4.55

10. 10

    Percentile of 30 in 30, 25, 18, 30, 40, 35, 22, 30, 28, 45, 33, 20

    Answer: ____________________