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Exercise

Individual Tests of Predictors II

In your previous exercise you obtained the coefficient estimates for the two slopes (money and smiling), and your intercept from the "Estimate" column of summary(). R performs individual t-tests on these predictors. You can see the outcome of these tests next to the Estimate column from the t-value (t value) and p-value (Pr(>|t|)) column.

Enter summary(lm(liking ~ smile + money)) into your console to look at the parameter and select which of the following statements is true.

Instructions

50 XP

Possible answers