ANOVA

Question 1

what is the point of anova

Answer 1

to look overall at the data and see if there are any differences by groups, rather than comparing individual groups to each other.

Question 2

method

Answer 2

partitions the variance in the data to that which can be attributed b/w groups and that which is left over

Question 3

assumptions

Answer 3

• data in groups is normally distributed
• variance is constant across the groups
• data points are independent of eachother

Question 4

data

Answer 4

continous -compare the means of continuous data between more than 2 groups

Question 5

anova for two groups is equivalent to

Answer 5

the t-test