The number of vehicles passing through the signal in a day is counted by a traffic police from Monday to Saturday is given below.
200, 156, 400, 350, 230, 120
The frequency table for this data is:
Question 5 (i) A study was conducted to find out the concentration of sulphur dioxide in the air in parts per million (ppm) of a certain city. The data obtained for 30 days isas follows: 0.030.080.080.090.040.170.160.050.020.060.180.200.110.080.120.130.220.070.080.010.100.060.090.180.110.070.050.070.010.04 (i) Make a grouped frequency distribution table for this data with class intervals as 0.00 - 0.04, 0.04 - 0.08, and so on.