Adding a column to a data frame which is result of one column











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I have a data frame I want to add one column on the left that which is log10 of padj (third column). What is the easiest and safest way to do?



Thanks



DataFrame with 6 rows and 3 columns



          geneid    log2FoldChange            padj

       <character>     <numeric>            <numeric>

1 ENSOARG000054  2.39408657153029 4.64675193351974e-17

2 ENSOARG000080  2.67648179998367 7.82689044949884e-17

3 ENSOARG000039  2.34515867409784 1.19669681828168e-14

4 ENSOARG000001  1.82552226072978 8.16106553244035e-14

5 ENSOARG000060 -2.33888426328203 1.37652307736841e-12

6 ENSOARG000343  2.41908586758286 4.34757211327361e-12





r







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    up vote
    -1
    down vote

    favorite












    I have a data frame I want to add one column on the left that which is log10 of padj (third column). What is the easiest and safest way to do?



    Thanks



    DataFrame with 6 rows and 3 columns



              geneid    log2FoldChange            padj
    
       <character>     <numeric>            <numeric>
    
1 ENSOARG000054  2.39408657153029 4.64675193351974e-17
    
2 ENSOARG000080  2.67648179998367 7.82689044949884e-17
    
3 ENSOARG000039  2.34515867409784 1.19669681828168e-14
    
4 ENSOARG000001  1.82552226072978 8.16106553244035e-14
    
5 ENSOARG000060 -2.33888426328203 1.37652307736841e-12
    
6 ENSOARG000343  2.41908586758286 4.34757211327361e-12





    r







    share|improve this question


























      up vote
      -1
      down vote

      favorite









      up vote
      -1
      down vote

      favorite











      I have a data frame I want to add one column on the left that which is log10 of padj (third column). What is the easiest and safest way to do?



      Thanks



      DataFrame with 6 rows and 3 columns



                geneid    log2FoldChange            padj
      
       <character>     <numeric>            <numeric>
      
1 ENSOARG000054  2.39408657153029 4.64675193351974e-17
      
2 ENSOARG000080  2.67648179998367 7.82689044949884e-17
      
3 ENSOARG000039  2.34515867409784 1.19669681828168e-14
      
4 ENSOARG000001  1.82552226072978 8.16106553244035e-14
      
5 ENSOARG000060 -2.33888426328203 1.37652307736841e-12
      
6 ENSOARG000343  2.41908586758286 4.34757211327361e-12





      r







      share|improve this question















      I have a data frame I want to add one column on the left that which is log10 of padj (third column). What is the easiest and safest way to do?



      Thanks



      DataFrame with 6 rows and 3 columns



                geneid    log2FoldChange            padj
      
       <character>     <numeric>            <numeric>
      
1 ENSOARG000054  2.39408657153029 4.64675193351974e-17
      
2 ENSOARG000080  2.67648179998367 7.82689044949884e-17
      
3 ENSOARG000039  2.34515867409784 1.19669681828168e-14
      
4 ENSOARG000001  1.82552226072978 8.16106553244035e-14
      
5 ENSOARG000060 -2.33888426328203 1.37652307736841e-12
      
6 ENSOARG000343  2.41908586758286 4.34757211327361e-12





      r




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      edited Nov 12 at 11:35









      markus

      9,375928




      9,375928










      asked Nov 11 at 11:19









      Rugi

      1




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