Posts by Evandro Lopes • 41 points

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  Q: How to apply filters to a data.frame?

  I have a database in Excel with 12135 data and not all fields are filled and some individuals have negative age and others are older than 17 years and others older than 70 years. I need to know…

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  asked 8 years, 7 months ago Evandro Lopes 41