Question

o find out the cohcentration of So, in the air (in parts per million, i.e., ppm). the data
collected for 30 localities in a certain city and is presented below:
Concentration of So, (in ppm)
Frequency
0.00 - 0.04
4
9
9
0.04 -0.08
0.08 - 0.12
0.12 -0.16
0.16 0.20
2
4
0.20 0.24
2
Find the mean concentration of Sin the air.​

Answer 1

Answer:

the answer is 0.005617286