Math, asked by riyaprakash124, 7 months ago

Calculate arithmetic mean, median, mode and standard deviation for the following:

Class Interval Less than cumulative frequency

10-19 7

20-29 22

30-39 40

40-49 65

50-59 95

60-69 115

70-79 131

80-89 138

90-99 140

Answers

Answered by ayyalurubharathidevi

0

Answer:

Sorry I can't understand the question

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