Question: (a) If the observation marked with an à in the following plot is removed, how will the slope of the least squares line change? (b)

(a) If the observation marked with an €œÃ—€ in the following plot is removed, how will the slope of the least squares line change?
(a) If the observation marked with an €œÃ—€ in the

(b) What will happen to r2 and se?
(c) Is this observation leveraged?

15 13 12 x. 10 9 8 7 -4 -2 0 2 4 6 8 10 12

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