Find the median class for the given distribution:
Weekly wages (in Rs.)0−100100−200200−300300−400400−500No. of workers4039343045
200-300
Weekly wages(Rs.)No. Of workersCumulative frequency0−1004040100−2003979200−30034113300−40030143400−50045188
Median term=(n2) = 1882=94th term
94 falls between 79 and 113, i.e. in the class 200-300.
So, the median class is 200 - 300.