Math, asked by sanjaysridevi43, 1 year ago

the mean of the following list is 18 find the frequency of the class 19 to 21 CI 11- 13,13- 15,15-17,17-19,19-21,21-23,23-25 F 3,6,9,13,f,5,4

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Answered by seema713

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Answer:

frequency of the class 19 to 21 is 8

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