In continuous series first two series are given like 40 then 50 then next frequency given as…

In continuous series first two series are given like 40 then 50 then next frequency given as…

In continuous series first two series are given like40 then 50 then next frequency given as 50-100 100-200 200-400For finding md from median . I have taken it as adding 0 to the 40 and 40to 50 is it correct

In continuous series first two series are given like 40 then 50 then next frequency given as…

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