On 08/12/2012 19:10, Muhuri, Pradip (SAMHSA/CBHSQ) wrote:

Hi List,

I have spent more than 30 minutes, but failed to read in this file using the 
read.table() function. I could not figure out how to fix the following error.

Well, we have a whole manual on this, mentioned on ?read.table (see See Also) Have you read it? fortunes::fortune(14) applies.

The issue is what the separator is. You have specified whitespace, and that is not correct. The original might have had tabs (see ?read.delim) but as pasted into this email only a human can disentangle this file.

Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings,  :   
line 1 did not have 6 elements

Any help would be be appreciated.

Thanks,

Pradip Muhuri


####### below is the  reproducible example
xd1 <-  "race    age   percent  sepercent  flag_var
          Mexican 12-17  5.7926   0.64195      any
     Puerto Rican 12-17  5.1975   0.24929      any
            Cuban 12-17  3.7977   1.00487      any
     C-S American 12-17  4.3665   0.55329      any
        Dominican 12-17  1.8149   0.46677      any
  Spanish (Spain) 12-17  6.1971   0.98386      any
   Multi Hisp Eth 12-17  6.7006   1.12464      any
         NH White 12-17  4.8442   0.08660      any
         NH Black 12-17  3.6943   0.16045      any
         NH AM-AK 12-17  9.6325   1.06100      any
        NH HI-OPI 12-17  3.9189   1.08047      any
         NH Asian 12-17  1.9115   0.28432      any
   NH Multiracial 12-17  6.4255   0.51434      any
           Mexican 18-25  8.9284   0.73022      any
      Puerto Rican 18-25  6.1364   0.28394      any
             Cuban 18-25  8.6782   1.45543      any
      C-S American 18-25  5.9360   0.59899      any
         Dominican 18-25  7.7642   1.64553      any
   Spanish (Spain) 18-25  9.2632   1.15652      any
    Multi Hisp Eth 18-25 11.3566   1.79282      any
          NH White 18-25  8.6484   0.11866      any
          NH Black 18-25  7.5972   0.24926      any
          NH AM-AK 18-25 13.5041   1.57275      any
         NH HI-OPI 18-25  8.0227   1.41348      any
          NH Asian 18-25  3.2701   0.32414      any
    NH Multiracial 18-25 10.6489   0.85105      any
           Mexican   26+  3.2110   0.51683      any
      Puerto Rican   26+  1.6273   0.15033      any
             Cuban   26+  1.4419   0.44118      any
      C-S American   26+  1.0187   0.26594      any
         Dominican   26+  0.9554   0.50275      any
   Spanish (Spain)   26+  2.5976   0.86230      any
    Multi Hisp Eth   26+  1.1345   0.66375      any
          NH White   26+  1.5510   0.04156      any
          NH Black   26+  2.8763   0.15133      any
          NH AM-AK   26+  3.9674   0.76611      any
         NH HI-OPI   26+  1.2919   0.66205      any
          NH Asian   26+  0.7207   0.13870      any
    NH Multiracial   26+  3.0668   0.52334      any
           Mexican 12-17  4.3152   0.53235      mrj
      Puerto Rican 12-17  3.7237   0.20969      mrj
             Cuban 12-17  2.0616   0.67248      mrj
      C-S American 12-17  3.3282   0.47392      mrj
         Dominican 12-17  1.3797   0.40435      mrj
   Spanish (Spain) 12-17  5.1810   0.93979      mrj
    Multi Hisp Eth 12-17  4.8915   0.94816      mrj
          NH White 12-17  3.6190   0.07379      mrj
          NH Black 12-17  2.8196   0.14042      mrj
          NH AM-AK 12-17  6.5091   0.85124      mrj
         NH HI-OPI 12-17  3.6267   1.06724      mrj
          NH Asian 12-17  1.3162   0.23575      mrj
    NH Multiracial 12-17  5.0657   0.49614      mrj
           Mexican 18-25  7.3802   0.67992      mrj
      Puerto Rican 18-25  4.3260   0.24191      mrj
             Cuban 18-25  6.1433   1.19242      mrj
      C-S American 18-25  3.9166   0.51272      mrj
         Dominican 18-25  5.8000   1.24097      mrj
   Spanish (Spain) 18-25  6.8646   1.01387      mrj
    Multi Hisp Eth 18-25 10.1134   1.75013      mrj
          NH White 18-25  5.8656   0.10100      mrj
          NH Black 18-25  6.6869   0.23643      mrj
          NH AM-AK 18-25 11.2989   1.51687      mrj
         NH HI-OPI 18-25  5.6302   1.14561      mrj
          NH Asian 18-25  2.3418   0.28309      mrj
    NH Multiracial 18-25  8.2696   0.77139      mrj
           Mexican   26+  1.1658   0.33967      mrj
      Puerto Rican   26+  0.6757   0.09329      mrj
             Cuban   26+  0.6653   0.31239      mrj
      C-S American   26+  0.3177   0.17604      mrj
         Dominican   26+  0.5616   0.39780      mrj
   Spanish (Spain)   26+  1.8078   0.82590      mrj
    Multi Hisp Eth   26+  0.8468   0.63529      mrj
          NH White   26+  0.6915   0.02791      mrj
          NH Black   26+  1.5675   0.12031      mrj
          NH AM-AK   26+  1.7273   0.37673      mrj
         NH HI-OPI   26+  0.0356   0.03535      mrj
          NH Asian   26+  0.2687   0.07564      mrj
    NH Multiracial   26+  1.3419   0.30074      mrj
           Mexican 12-17  1.2074   0.36082      anl
      Puerto Rican 12-17  1.0772   0.11547      anl
             Cuban 12-17  1.2569   0.67109      anl
      C-S American 12-17  0.6213   0.22726      anl
         Dominican 12-17  0.1412   0.08552      anl
   Spanish (Spain) 12-17  0.9625   0.25453      anl
    Multi Hisp Eth 12-17  1.2863   0.43909      anl
          NH White 12-17  1.1490   0.04289      anl
          NH Black 12-17  0.5932   0.06220      anl
          NH AM-AK 12-17  1.9117   0.50122      anl
         NH HI-OPI 12-17  0.3833   0.20240      anl
          NH Asian 12-17  0.4782   0.14706      anl
    NH Multiracial 12-17  1.5369   0.25321      anl
           Mexican 18-25  1.1836   0.24209      anl
      Puerto Rican 18-25  1.0337   0.11015      anl
             Cuban 18-25  1.2738   0.45891      anl
      C-S American 18-25  0.5598   0.15047      anl
         Dominican 18-25  0.4720   0.31559      anl
   Spanish (Spain) 18-25  1.7871   0.64048      anl
    Multi Hisp Eth 18-25  1.2764   0.48779      anl
          NH White 18-25  2.0818   0.05831      anl
         NH Black 18-25  0.7851   0.07803      anl
         NH AM-AK 18-25  1.8964   0.46240      anl
        NH HI-OPI 18-25  1.9397   0.73301      anl
         NH Asian 18-25  0.4858   0.13528      anl
   NH Multiracial 18-25  1.7864   0.30651      anl
          Mexican   26+  0.4014   0.08306      anl
     Puerto Rican   26+  0.4536   0.07721      anl
            Cuban   26+  0.2164   0.17096      anl
     C-S American   26+  0.2233   0.09101      anl
        Dominican   26+  0.0000   0.00000      anl
  Spanish (Spain)   26+  1.1527   0.74125      anl
   Multi Hisp Eth   26+  0.0303   0.03045      anl
         NH White   26+  0.4970   0.02275      anl
         NH Black   26+  0.3748   0.06124      anl
         NH AM-AK   26+  1.4842   0.52284      anl
        NH HI-OPI   26+  0.3898   0.34827      anl
         NH Asian   26+  0.2536   0.07643      anl
   NH Multiracial   26+  0.5120   0.18326      anl
          Mexican 12-17  0.2453   0.15761      coc
     Puerto Rican 12-17  0.4351   0.06999      coc
            Cuban 12-17  0.2472   0.24698      coc
     C-S American 12-17  0.2399   0.15804      coc
        Dominican 12-17  0.0000   0.00000      coc
  Spanish (Spain) 12-17  0.5315   0.30907      coc
   Multi Hisp Eth 12-17  0.9797   0.53981      coc
         NH White 12-17  0.3559   0.02305      coc
         NH Black 12-17  0.0220   0.01235      coc
         NH AM-AK 12-17  0.3588   0.23956      coc
        NH HI-OPI 12-17  0.0000   0.00000      coc
         NH Asian 12-17  0.1171   0.07887      coc
   NH Multiracial 12-17  0.4702   0.14823      coc
          Mexican 18-25  1.1540   0.26424      coc
     Puerto Rican 18-25  1.3422   0.12707      coc
            Cuban 18-25  1.6312   0.69363      coc
     C-S American 18-25  0.8669   0.23394      coc
        Dominican 18-25  0.6003   0.43959      coc
  Spanish (Spain) 18-25  1.9886   0.59004      coc
   Multi Hisp Eth 18-25  1.8588   0.86984      coc
         NH White 18-25  1.3990   0.04700      coc
         NH Black 18-25  0.3640   0.04961      coc
         NH AM-AK 18-25  2.2718   0.77117      coc
        NH HI-OPI 18-25  0.8386   0.47913      coc
         NH Asian 18-25  0.1947   0.05994      coc
   NH Multiracial 18-25  1.5209   0.30649      coc
          Mexican   26+  1.4155   0.39542      coc
     Puerto Rican   26+  0.5618   0.09323      coc
            Cuban   26+  0.7766   0.31905      coc
     C-S American   26+  0.3364   0.15414      coc
        Dominican   26+  0.2632   0.26477      coc
  Spanish (Spain)   26+  0.1596   0.07740      coc
   Multi Hisp Eth   26+  0.2521   0.18020      coc
         NH White   26+  0.3928   0.02073      coc
         NH Black   26+  1.1867   0.09546      coc
         NH AM-AK   26+  0.6865   0.24570      coc
        NH HI-OPI   26+  0.5155   0.49176      coc
         NH Asian   26+  0.0787   0.04558      coc
   NH Multiracial   26+  1.1320   0.37928      coc
        Mexican 12-17  0.6556   0.23195      inh
     Puerto Rican 12-17  0.6060   0.08943      inh
            Cuban 12-17  0.4765   0.36661      inh
     C-S American 12-17  0.3629   0.12994      inh
        Dominican 12-17  0.0300   0.03006      inh
  Spanish (Spain) 12-17  0.2020   0.11445      inh
   Multi Hisp Eth 12-17  0.7095   0.32063      inh
         NH White 12-17  0.4161   0.02587      inh
         NH Black 12-17  0.2608   0.04218      inh
         NH AM-AK 12-17  1.3372   0.40763      inh
        NH HI-OPI 12-17  0.1116   0.06566      inh
         NH Asian 12-17  0.1580   0.08034      inh
   NH Multiracial 12-17  0.5472   0.13080      inh
          Mexican 18-25  0.0160   0.01601      inh
     Puerto Rican 18-25  0.2163   0.06270      inh
            Cuban 18-25  0.3252   0.32468      inh
     C-S American 18-25  0.2238   0.12254      inh
        Dominican 18-25  0.9445   0.94734      inh
  Spanish (Spain) 18-25  0.0443   0.03141      inh
   Multi Hisp Eth 18-25  0.6523   0.57082      inh
         NH White 18-25  0.1016   0.01257      inh
         NH Black 18-25  0.0617   0.02371      inh
         NH AM-AK 18-25  0.2387   0.14246      inh
        NH HI-OPI 18-25  0.0000   0.00000      inh
         NH Asian 18-25  0.1894   0.06962      inh
   NH Multiracial 18-25  0.0562   0.03261      inh
          Mexican   26+  0.0160   0.01600      inh
     Puerto Rican   26+  0.0185   0.01276      inh
            Cuban   26+  0.0000   0.00000      inh
     C-S American   26+  0.0696   0.06954      inh
        Dominican   26+  0.0000   0.00000      inh
  Spanish (Spain)   26+  0.1571   0.11467      inh
   Multi Hisp Eth   26+  0.0000   0.00000      inh
         NH White   26+  0.0174   0.00456      inh
         NH Black   26+  0.0131   0.00757      inh
         NH AM-AK   26+  0.2587   0.24381      inh
        NH HI-OPI   26+  0.0000   0.00000      inh
         NH Asian   26+  0.0607   0.03372      inh
   NH Multiracial   26+  0.0433   0.02960      inh"

agerace <- read.table(textConnection(xd1), header=TRUE, as.is=TRUE)
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--
Brian D. Ripley,                  rip...@stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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and provide commented, minimal, self-contained, reproducible code.

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