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Editorial Team
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Asked: 2026-05-14T07:39:46+00:00

How can I select the first 4 rows of a data.frame : Weight Response

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How can I select the first 4 rows of a data.frame:

              Weight Response
1   Control     59      0.0
2 Treatment     90      0.8
3 Treatment     47      0.1
4 Treamment    106      0.1
5   Control     85      0.7
6 Treatment     73      0.6
7   Control     61      0.2
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1 Answer

  1. Editorial Team

    Use head:

    dnow <- data.frame(x=rnorm(100), y=runif(100))
head(dnow,4) ## default is 6
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