(Solved): 13. The following histogram shows a continuous distribution: (25 points) library(palmerpenguins) hi ...

13. The following histogram shows a continuous distribution: (25 points) library(palmerpenguins) hist(penguins\$body_mass_g, breaks $=50$, main = "Penguins" body mass", $xlab=$ "grams") Penguins' body mass TRUE FALSE 14. Diane needs to estimate a Classical Regression Model. Diane believes that ethnicity has an effect on income. Diane asked for four ethnicity categories in her survey: white, black, Hispanic/Latino, and other. How many dummy coded variables does she need to compute to add ethnicity as a predictor of income? (25 points) 1) Eleven 2) Ten 3) Three 4) Diane does not need dummy coded variables in this case 15. We can consider t-test and the Classical Regression Model as part of the General Linear Model: (25 points) TRUE FALSE