x = 210 x 2 = 2870 xy = -10745 y = -759 y 2 = 62523 Regression Equation:873684 - 4.173684x Source SS df MS F Regression 11548.06053 1 11584.06053...

∑x = 210       ∑x2 = 2870    ∑xy = -10745

∑y = -759  ∑y2 = 62523

Regression Equation: = 5.873684 - 4.173684x

Source

SS

df

MS

F

Regression

11548.06053

1

11584.06053

9.42011

Error

22134.88947

18

1229.716

Total

33718.95

19

How many observations were used in the above regression?

What percentage of the observed variability in Y is explained by X

What is the correlation between X and Y

Give the value of the t statistic for testing whether the slope between X and Y is zero.

What's the predicted value of Y when X is 8?