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. It is displayed by browsers with MathML support like Firefox or Safari - but not Chrome.)
Demo code:
library("exams")
set.seed(1090)
exams2html("ttest.Rnw")
set.seed(1090)
exams2pdf("ttest.Rnw")
set.seed(1090)
exams2html("ttest.Rmd")
set.seed(1090)
exams2pdf("ttest.Rmd")