search for: questionnairr

Hi, I am trying to learn some basic statistics stuff but I cannot find any elementary statistics exercises using R language. Using RKward would be even better... I need that in analysing sociological data, obtained through questionnairres - findind corelations between variables, relations between different types of data, etc. Could anyone recommend simple tutorials/exercises, available on www for me to work on? I realize it would be much simple to do this introductory stuff with spss, that everyone around me is using here in Lit...

...45%) <skip> R12.12 n missing unique 451 584 5 More negative (111, 25%), More positive (43, 10%) Completely negative (79, 18%), Completely positive (5, 1%) Neutral (213, 47%) <and so on> So you can see there is a lot (more than half) at times NA's in this questionnairre. Here is also a correlation matrix (only part is displayed): > x=cor(R12, use="pairwise.complete.obs") > round(x,2) R12.1 R12.2 R12.3 R12.4 R12.5 R12.6 R12.7 R12.8 R12.9 R12.10 R12.11 R12.1 1.00 0.57 0.57 0.61 0.57 0.48 0.43 0.38 0.52 0.58 0.58 R12.2 0.57...