Multiple choice questions based on regressiona regression

Reference no: EM13357630

Multiple choice questions based on regression.

A regression and correlation analysis resulted in the following information regarding a

1. A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x).

∑X = 90 ∑(Y - )(X - ) = 466

∑Y = 170 ∑(X - )² = 234

n = 10 ∑(Y - )² = 1434

SSE = 505.98

The coefficient of determination equals

1. 0.6472
2. -0.6472
3. 0
4. 1

2. 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 determination is

1. 0.1905
2. -0.1905
3. 0.4364
4. -0.4364

Reference no: EM13357630

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