A student noted the number of cars passing through a spot on a road for 100 periods each of 3 minutes and summarized it in the table given below. Find the mode of the data.

Number of cars 0 -10 10 -20   20 – 30 30 – 40   40 - 50
50 – 60
60 - 70 70 - 80
Frequency 7 14 13 12 20 11 15 8

Asked by Topperlearning User | 12th Feb, 2014, 09:15: AM

Expert Answer:

Class interval
           f
           0 - 10
           7
          10 -20
          14
          20 – 30
          13     
          30 – 40
          12
          40 - 50
           20     Modal class
          50 – 60
           11
          60 - 70
           15
          70 - 80
             8
 

Answered by  | 12th Feb, 2014, 11:15: AM

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