ttest: Interpretation of 2-Sample t Test
Name:
ttest
Type:
Description:
Results of a 2-sample
t.test()
in R need to be interpreted regarding significance, type of alternative, and comparison of the underlying empirical means.Solution feedback:
Yes
Randomization:
Random numbers, text blocks, and R output
Mathematical notation:
Yes
Verbatim R input/output:
Yes
Images:
No
Other supplements:
No
(Note that the HTML output contains mathematical equations in MathML, rendered by MathJax using ‘mathjax = TRUE’. Instead it is also possible to use ‘converter = “pandoc-mathjax”’ so that LaTeX equations are rendered by MathJax directly.)
Demo code:
library("exams")
set.seed(403)
exams2html("ttest.Rmd", mathjax = TRUE)
set.seed(403)
exams2pdf("ttest.Rmd")
set.seed(403)
exams2html("ttest.Rnw", mathjax = TRUE)
set.seed(403)
exams2pdf("ttest.Rnw")