Question
To find out the concentration of in the air (in parts per million, i.e., ppm), the data was collected for localities in a certain city and is presented below:
Concentration of (in ppm) | Frequency |
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Text solutionVerified
Calculating mean, we get
Mean,
Here,
Therefore, Mean, ppm
We have used direct method because numerical values of and are small.
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Question Text | To find out the concentration of in the air (in parts per million, i.e., ppm), the data was collected for localities in a certain city and is presented below: Find the mean concentration of in the air. |
Answer Type | Text solution:1 |
Upvotes | 151 |