week 3 lec 1 Flashcards
1
Q
sum of squares vs variance vs standard deviation?
A
2
Q
variance vs covariane
A
remember this the secret to standard deviation i think
3
Q
what is correlation
A
pearson
4
Q
spearman rank correlation?
A
good for ranking
5
Q
linear regression
A
6
Q
R^2 equation
A
apparently its not predicted
7
Q
proportion of variance?
A
87% of data is explained by the predictor