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CBSE Class 9 Answered

The daily earnings of 30 workers are given below

              Daily earnings(rupees)     No. of workers.

              1-50                               3

              50-100                            7

              100-150                           4

              150-200                           5

              200-250                           4

              250-300                           3

              300-350                           2

              350-400                           2

Draw a histogram and a frequency polygon to represent the above data

Asked by anusha | 06 Mar, 2014, 11:44: PM
answered-by-expert Expert Answer
Classes Mid-point Frequency
1-50 25 3
50-100 75 7
100-150 125 4
150-200 175 5
200-250 225 4
250-300 275 3
300-350 325 2
350-400 375 2
 
Answered by | 07 Mar, 2014, 10:07: AM

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