Find out the values of the missing frequencies

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A number of particular articles have been classified according to their weights. After drying for two weeks, the same articles have again been weighed and similarly classified. It is known that the median weight in the first weighting was 20.83 gm while in the second weighting it was 17.35gm. Some frequencies a and b in the first weighting and x and y in the second are missing. It is known that a = and b = . Find out the values of the missing frequencies.

Reference no: EM132850834

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