Author Question: If a data point is influential it (Read 127 times)

soccerdreamer_17 · **on:** Aug 30, 2019

Question 1

R-sq is a measure of ……
◦ the initial predicted starting point of the response variable when x is zero.
◦ the probability that the regression line makes a correct prediction.
◦ the proportion of the variability in the response variable that is explained by the explanatory variable.
◦ the percentage of the accuracy of the regression equation.
◦ the change in the y-variable that corresponds with the change in the x-variable.

Question 2

If a data point is influential it……
◦ has a small residual.
◦ none of these
◦ is guaranteed to be extreme in the vertical direction.
◦ is guaranteed to be extreme in the horizontal direction.
◦ will change the slope of the regression equation.

LegendaryAnswers · **Reply #1 on:** Aug 30, 2019

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