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Findthemeall alyApeidituie ol 1o0d by asuitabie metiou7. To find out the concentration of SO, in the air (in parts per million, i.c. ppm), thewas collected for 30 localities in a certain city and is presented below:Concentration of SO, (in ppm)0.00-0.040.04 0.080.08 0.120.12 - 0.160.16 0.200.20-0.24Frequency44Find the mean concentration of SO, in the air. |
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