Is data point, P, an outlier, an influential point, both, or neither?
The regression equation for the set of paired data is that=60.2 + 1.8x. The values of x run from 100 to 400. A new data point, P(379, 742.4) is added to set.
a) Outlier
b) Neither
c) Both
d) Influential point
Can you explain which answer it is and how to find it?