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13.The median of the distribution given below is 14.4. Find the values of x and y, if the sum of frequency is 20.Class Interval0-6 6-12 12-18 18-24 24-30Frequency4 x T5 Tv In

Answer»

4+5+1+x=10+X; 10+x/20=14.4; 10+x=20 x 14.4=288; x=288/10=28.8



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