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    High significance of correlation coefficient with small sample size

    Dear forum members! A few years ago Guillaume Rousselet posted results of his helpful study titled "Small n correlations cannot be trusted" here: It clearly shows the effect of small sample size on reproducibility of correlation data. From...
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    Commas in a vector not accepted

    I seek for advice as to how to overcome a following bug. R3.1.1 (windows) has trouble with accepting commas when I try to enter a vector "vector<-(1,2,3,4,5)". In fact, it does not accept any delimiter, giving an error message like this: unexpected ',' in "vector<-(1,". The trouble appeared a...