Data Handling
- Mean of data sets
Mean or average of a data is given by the formula,
Mean =
Note:
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- Mean always lies between the highest and lowest observations of the data.
- It is not necessary that mean is any one of the observations of the data.
1. If the mean of n observations is then .
2. If the mean of n observations is then the mean of is ( + p).
3. If the mean of n observations is then the mean of is ( − p)…
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