If the ratio of mean and median of a certain data is 2:3,then find the ratio of its mode and mean
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Given that,
Mean/median=2/3
Mode/mean=?
since ,mode=3median-2mean
mean -mode=3(mean-median)
mean(1-mode/mean)=3mean(1-median/mean)
1-mode/mean=3(1-3/2)
1-mode/mean=-3/2
1+3/2=mode/mean
Therefore, mode/mean =5/2..
this is exactly correct answer......
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