Find the mean daily expenditure on food by a suitable MIU
To find out the concentration of so, in the air (in parts per million, i.e., ppm), the data
Direct
was collected for 30 localities in a certain city and is presented below:
0.16-0.20 0.20-0.24
Concentration of So, in ppm
0.00-0.04 0.04-0.08 0.08-0.12 0.12-0.16
4
2.
9
4
9
Frequency
Find the mean concentration of So, in the air.In assume method
Step-by-step explanation:
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