# 3.2 - Hypothesis Tests with Quantitative data

3.2 - Hypothesis Tests with Quantitative data`t-test()`

. Note that when we use `pt()`

to calculalte p-values, the wrong tail gives us `1-p`

rather than `p`

- the choice of upper or lower tail is important, and easy to get wrong. (Note the use of the tab key for hints on function arguments).