STEP 2: BIOSTATS

Question 1

What percentage of patients are below the pathological cut off?

Answer 1

between 50-75%

Question 2

In a box and whisker plot, what data is being displayed?

Answer 2

Question 3

Test that compares the means of > or = 3 groups

Answer 3

ANOVA

Question 4

Evaluates the association between 2 qualitative values (eg like an association between sex M/F and MI +/-)

Answer 4

Chi square

Question 5

Compares 2 means

Answer 5

2 sample t test

Question 6

compares the proportion of 2 categorical (qualitative) variables

Answer 6

2-sample z test

Question 7

What do we use to test the effect of > or= 1 quantitative or qualitative independent variables on 1 quantitative variable

Answer 7

Regression Analysis