RS Aggarwal Class 10 Solutions Mean, Median, Mode of Grouped Data, Cumulative Frequency Graph and Ogive

RS Aggarwal Class 10 Solutions Mean, Median, Mode of Grouped Data, Cumulative Frequency Graph and Ogive

Exercise 9A

Question 1:
Table is as given below:


Question 2:
We have

Class	Frequency fi	Mid Value xi	fixi
0-10 10-20 20-30 30-40 40-50 50-60	7 5 6 12 8 2	5 15 25 35 45 55	35 75 150 420 360 110
	[latex]\sum { { f }_{ i } } =40  [/latex]		[latex]\sum { { f }_{ i } } { x }_{ i }=1150  [/latex]

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