Duante explains to Amanda that t-tests can be used to answer research questions such as "Do psychology students get better grades in statistics than business learners?" The key, he explains, is that t-tests compare two different groups. If what you want to know is whether two different groups of participants differ in terms of one thing, the t-test might be the answer. Of course, it also depends on what types of data you have. Amanda still looks confused. Directions: Fill in the table below to help Amanda understand t-tests. Scoring Criterion: Describe t-tests. Types of data for the independent variable (called grouping variable in JASP) Types of data for the dependent variable This test is used to determine what type of relationship? Options: nominal, ordinal, interval, ratio (note: some boxes will have just 1 of these options, other boxes will have multiple for a correct response) t-test for independent samples