Percentagesa. The labels on U-Turn protein energy bars include the statement that these bars contain125% less fat than the leading chocolate candy brands (based on data from ConsumerReports magazine). What is wrong with that claim?b. In a Pew Research Center poll on driving, 58% of the 1182 respondents said that they liketo drive. What is the actual number of respondents who said that they like to drive?c. In a Pew Research Center poll on driving, 331 of the 1182 respondents said that driving isa chore. What percentage of respondents said that driving is a

### Linear Regression for dummy variable # A variable that takes classes is called a *dummy variable*. # Eg. Gender, Color x=seq(18,29) # Age - (Independent var) y=c(76.1,77,78.1,78.2,78.8,79.7,79.9,81.1,81.2,81.8,82.8,83.5) # Height (Dependent var) x1 = c(rep("F", 6), rep("M", 6)) # Dummy Variable - Gender (Independent var) #Prediction of y on x and x1 m2 = lm(y~x+factor(x1)) #factor()...