Statistics

Question 1

ANOVA test is used to compare the .

Answer 1

means (average) +/- SD for MORE THAN 2 groups (normally distributed).

Question 2

If you want to only compare two groups then can use a

Answer 2

t-test

Question 3

Paired t-test do what?

Answer 3

takes multiple measures and compares the differences.

Question 4

If DATA is not normally distributed then use what test?

Answer 4

Mann-Whitney test.

Question 5

In this test each subject serves as their own control.

Answer 5

Paired T-tests

Question 6

Used w/ ladder plots, usually in crossover studies.

Answer 6

Paired T-tests

Question 7

describes how close the data distribution is to the middle of the distribution.

Answer 7

Variance