Math, asked by ksriprakash, 8 months ago

to find out the concentration of so2 in the air the data was collected for 30 localities

Answers

Answered by mastermimd2

2

Step-by-step explanation:

Concentration of SO2 (in ppm)

0.00−0.04

0.04−0.08

0.08−0.12

0.12−0.16

0.16−0.20

0.20−0.24

Frequency

4

9

9

2

4

2

Find the mean of concentration of SO2 in the air.

2

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