Question: =+b. The second observation has a very extreme y value (in the full data set consisting of 72 observations, there were 2 of these). This

=+b. The second observation has a very extreme y value (in the full data set consisting of 72 observations, there were 2 of these). This observation may have had a substantial impact on the form of the regression function and subsequent conclusions. Eliminate it and redo part

(a). What do you conclude?

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