Math, asked by kumaripooja2345we, 9 hours ago

The given cumulative frequency distribution shows the class intervals and their corresponding cumulative frequency. Then the frequency of class intervals 20-30 is :
class :- 10-20 | 20-30 | 30-40
cumulative frequency :- 5 | 14 | 25 ​

Answers

Answered by ITZAHILI
5

Answer:

Frequency of 20-30=9

Step-by-step explanation:

Classes

Frequency

10-20

20-30

30-40

Cumulative

Frequency

5. 5

14. 9

25. 11

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