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> update.packages() car : Version 2.1-6 installed in F:/R-3.4.3/library Version 3.0-0 available at https://cran.rstudio.com Update (y/N/c)? y cluster : Version 2.0.6 installed in F:/R-3.4.3/libr... 阅读全文
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http://shujuren.org/article/42.html 1 intro 2.linear regression in r https://feliperego.github.io/blog/2015/10/23/Interpreting-Model-Output-In-R 3. pa 阅读全文
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（一）generating formula https://stackoverflow.com/questions/4951442/formula-with-dynamic-number-of-variables See ?as.formula, e.g.: where factors is a c 阅读全文
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5.1 simple linear regression in r MORE INFO:3 https://stackoverflow.com/questions/5587676/pull-out-p-values-and-r-squared-from-a-linear-regression Not 阅读全文
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4.1 one-sample t-test and one-sample confidence interval for the mean using R 4.2 two-sample t-test in r 4.3 Mann Whitney U aka Wilcoxon Rank-Sum Test 阅读全文
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1.4 vector matrices 1.5 import data csv txt 1.6 1.7 variables and data in r 1.8 Subset data in r 1.9 logical statements 1.10 set up a working director 阅读全文