Find the mean daily expenditure on food by a suitable method.was collected for 30 localities in a certain city and is presented belowe concentration of SO2 in the air (in parts per million, i.e., ppm), the dataConcentration of SO, (in ppm)0.00 0.040.04 0.080.08 0.120.12 0.160.16 0.200.20 0.24Frequency4.9242Find the mean concentration of SO, in the air.

Find the mean daily expenditure on food by a suitable method.was colle

1.	Find the mean daily expenditure on food by a suitable method.was collected for 30 localities in a certain city and is presented belowe concentration of SO2 in the air (in parts per million, i.e., ppm), the dataConcentration of SO, (in ppm)0.00 0.040.04 0.080.08 0.120.12 0.160.16 0.200.20 0.24Frequency4.9242Find the mean concentration of SO, in the air.
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