For Decimal answer write to two decimal places. For example 25.50, 25.25. Don't write 25.5 (write 25.50).  X Cumulative Percentage 20 100 19 95 18 85 17 70 16 37.5 15 22.5 14 12.5 13 5  What is the percentile rank for X = 15.5?  What is the percentile rank for X = 18.5?  What is the 5th percentile?  What is the 100th percentile?

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For Decimal answer write to two decimal places. For example 25.50, 25.25. Don't write 25.5 (write 25.50). 

X

Cumulative Percentage

20

100

19

95

18

85

17

70

16

37.5

15

22.5

14

12.5

13

5

 What is the percentile rank for X = 15.5?

 What is the percentile rank for X = 18.5?

 What is the 5th percentile?

 What is the 100th percentile?

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