The numbers 3.2, 5.8, 7.9 and 4.5 have frequencies x, x 2, x 3 and x 6 respectively. If the arithmetic mean is 4.876, find the value of x .
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If xi is 3.2 ,5.8, 7.9, 4.5 and the fi are x, x+2 , x-3, x+6 respectively and the median is 4.876 find the value of x - 2033071. ... Cumulative frequency: Fi = x, 2x+6, 3x+3, 4x+5. So there are a total ...
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