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| # | |
| # postmortem-answers.R, 22 Aug 18 | |
| # | |
| # Data from: | |
| # Plat_Forms 2007: The web development platform comparison - evaluation and results | |
| # | |
| # Example from: | |
| # Evidence-based Software Engineering: based on the publicly available data | |
| # Derek M. Jones | |
| # | |
| # TAG experiment_human programming-language | |
| source("ESEUR_config.r") | |
| pm_ans=read.csv(paste0(ESEUR_dir, "communicating/postmortem-answers.csv.xz"), as.is=TRUE, sep="\t") | |
| team_lang=read.csv(paste0(ESEUR_dir, "communicating/team-lang.csv.xz"), as.is=TRUE) | |
| pm_ans$language=team_lang$language[pm_ans$team] | |
| brew_col=rainbow_hcl(3) | |
| boxplot(experience ~ language, data=pm_ans, col=brew_col, | |
| ylab="Years experience") | |
| # library("coin") | |
| # Perl_PHP=subset(pm_ans, (language=="Perl") | (language=="PHP")) | |
| # The default is alternative="two.sided", | |
| # an option not currently listed in the Arguments section. | |
| # oneway_test(experience ~ as.factor(language), data=Perl_PHP, | |
| # distribution="exact") | |