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Sample
Sample n rows from the data frame (Sample N Rows) or sample n fraction of rows from the data frame (Sample Fraction)

How to Access This Feature

Sample (N Rows)

  • Click "+" button and select "Others ..." -> "Sample ..." -> N Rows

Sample (Fraction)

  • Click "+" button and select "Others ..." -> "Sample ..." -> Fraction

Sample (N Rows)

  1. 1.
    Enter Sample Number - Number of rows you want to sample the data. (e.g. 10000)
  2. 2.
    Select Weight Colulmn (Optional) - Sampling weight. The ratio of probability the row should be chosen. This should be non-negative numeric vector whose size is the number of rows. It's normalized so that the sum of the probability will be 1.
  3. 3.
    Replace Sampled Rows (Options) - The default is FALSE. If it's TRUE, replacement will be executed when sampling.
  4. 4.
    Click "Run" to Sample data frame.

Sample (Fraction)

  1. 1.
    Enter Sample Fraction ratio. It should be a numeric value between 0 and 1. (e.g. 0.4)
  2. 2.
    Select Weight Colulmn (Optional) - Sampling weight. The ratio of probability the row should be chosen. This should be non-negative numeric vector whose size is the number of rows. It's normalized so that the sum of the probability will be 1.
  3. 3.
    Replace Sampled Rows (Options) - The default is FALSE. If it's TRUE, replacement will be executed when sampling.
  4. 4.
    Click "Run" to Sample data frame.
Last modified 3mo ago