Multiple choice questions based on regression.
The following information regarding a dependent variable Y and an independent variable X is provided.
∑X = 16 ∑(Y - )(X - ) = -8
∑Y = 28 ∑(X - )2 = 8
n = 4 SST = 42
SSE = 34
The coefficient of correlation is
1. 0.1905
2. -0.1905
3. 0.4364
4. -0.4364