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Find out quartile deviation and the coefficient of quartile deviation of the following data:
20
I
30
40
50
60
70
Age
80
132
Members
140
153
please help me. l need this question
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Answer:
140-153 = 13 lcm 13 and. 20 =360 ,360-10= 350,13/20 * 17.5 13*17 .5 227.5
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