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Make a frequency table in descending order in inclusive form from the data given below,
Selecting a class-interval of 4 units each :
12 16 17 14 15 17 19 21 23 26
13 19 11 12 13 15 18 20 18 12
16 17 22 14 7 8 9 8 12 11

Sagot :

fichoh

Answer:

Class interval _ Frequency __cumm /frequency

26 - 23 _________ 2 _______ 2

22 - 19 __________5 ________7

18 - 15 __________ 9 _______ 16

14 - 11 __________ 10 _______26

10 - 7 ___________4 _______ 30

Step-by-step explanation:

Given the data:

12 16 17 14 15 17 19 21 23 26 13 19 11 12 13 15 18 20 18 12 16 17 22 14 7 8 9 8 12 11

Rearranged data:

7, 8, 8, 9, 11, 11, 12, 12, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 17, 18, 18, 19, 19, 20, 21, 22, 23, 26

Using a class interval of 4 ; and arranging in descending order :

Class interval _ Frequency __cumm /frequency

26 - 23 _________ 2 _______ 2

22 - 19 __________5 ________7

18 - 15 __________ 9 _______ 16

14 - 11 __________ 10 _______26

10 - 7 ___________4 _______ 30

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