This app performs two sample paired or unpaired t-tests using the t.test() function in R packge stats,

t.test: Student's t-Test

Here, data is either the sample data, or the csv file uploaded.

The built-in sample data is from dataset CO2 in R package datasets,

CO2: Carbon Dioxide Uptake in Grass Plants

CO2 is a stacked dataset, where

columns 'Type' and 'Treatment' are factors with 2 levels (groups),

columns 'conc' and 'uptake' are numeric vectors (values).

Please make sure the uploaded csv file is also in a stacked format.