1
Q
what does R^2 represent?
A
the proportion of variance in Y that is explained by the model
2
Q
how to calculate R^2?
A
SSmodel / SStotal
3
Q
adjusted R^2
A
adjusts for the number of terms in a model and should be used when 2 or more predictors are in a model
- adjusts for sample size and number of predictors
dapr
flashcards
Decks in class (21)
# Cards
-
Power (pwr)14
-
endogeneity9
-
exploratory vs confirmatory analysis4
-
AIC and BIC4
-
probability, odds, log-odds11
-
bootstrapping10
-
models and experiments10
-
multiple comparisons - corrections5
-
case diagnostics21
-
degrees of freedom4
-
sums of squares5
-
R^23
-
interactions6
-
assumptions12
-
mean centering3
-
errors in hypothesis testing8
-
causality and prediction5
-
missing data3
-
deviance6
-
confidence intervals9
-
code?56
