Test 3 Or 4 Idk Flashcards
(13 cards)
1
Q
Correlation
A
Measures ONLY linear relationships
2
Q
In a correlation, values must be…
A
Quantitative
3
Q
r
A
Correlation
4
Q
r is always between
A
-1 and 1. Values closer to 0 are weaker
5
Q
r has…
A
No unit of measurement
6
Q
It makes _____ difference which variable is ____ and ____
A
No, x, y
7
Q
Is r resistant to outliers?
A
No
8
Q
Residual =
A
Observed y - predicted y
Y-Y(hat)
9
Q
Always want r2 to be…
A
Closer to one
10
Q
Explanatory
A
X
11
Q
Response
A
Y
12
Q
Y int is
A
A
13
Q
Slope is
A
B
