1 2 |
measure |
a (non-empty) numeric vector of data values. |
group |
a factor with two levels giving the corresponding groups |
alternative |
(from t.test) a character string specifying the alternative hypothesis, must be one of "two.sided" (default), "greater" or "less". You can specify just the initial letter. |
legend |
if TRUE (default), it prints the legend on the plot, if FALSE, guess what. |
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