Lec 7 Flashcards
1
Q
what does a contingency analysis allow us to do?
A
test for independence between two or more independant variables.
2
Q
what does the odds ratio allow us to do?
A
compare the odds of success between two groups
3
Q
what does a chi squared contingency test test for?
A
to test the magnitude of association between two categorical variables
4
Q
if the matrix of a chi-squared test is 2x2 use what kind of test?
A
Fisher’s exact test
