Electron microscopy
  
Average (mean) in csv
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Variance measures the spread of a dataset from its mean. In mathematical terms, variance (σ2) is calculated as:

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where,

  • xi ​ are the elements of the dataset,
  • μ is the mean of the dataset,
  • n is the number of elements in the dataset.

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Average (mean) in csv: code:
        Search with defined functions
Input:
         Search with defined functions
Output:
         Search with defined functions

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Calculates the mean of numbers in a list. code:

 

Output:

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Add a new column at the end of the DataFrame contains the average of the corresponding row. code:

Output:

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Other examples are:

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