T- Test
Tool for evaluating the means of one or two populations using hypothesis testing
One Sample T- Test
Used to evaluate whether a single group differs from a known value
Two Sample T- Test
Used to evaluate whether there is significant difference in paired measurements or dependent samples
PAIRED Two Sample T- Test
Data points are taken at two different points in time creating- a "pair" or set ex: Does a student"s stats class grade relate to their performance in Market Research
UNPAIRED Two Sample T- Test
Looking for the difference between two groups
ex: do students with Prof A get better scores than students with Prof B