(Solved): Suppose a certain magazine evaluates products for consumers. The following table contains data for ...

Suppose a certain magazine evaluates products for consumers. The following table contains data for 15 compact sports utility vehicles (SUVs) from a certain year. Vehicle-name of vehicle Overall score-awarded based on a variety of measures, including those in this data set Recommended-Consumer Reports recommends the vehicle or not Owner satisfaction-satisfaction on a five-point scale based on the percentage of owners who would purchase the vehicle again ( \( --,-0 \), \( +,+) \) Overall miles per gallon-miles per gallon achieved in a 150-mile test trip Acceleration (0-60 sec) -time in seconds it takes vehicle to reach 60 miles per hour from a standstill with the engine idling (a) How many variables are in the data set? (b) Which of the variables are categorical? (Select all that apply.) Overall Score Recommended Owner Satisfaction Overall Miles Per Gallon Acceleration \( (0-60) \mathrm{Sec} \) Which of the variables are quantitative? (Select all that apply.) Overall Score Recommended Owner Satisfaction Overall Miles Per Gallon Acceleration (0-60) Sec (c) What percentage of these 15 vehicles are recommended? (Round your answer to the nearest percent.) \( \% \) (d) What is the average of the overall miles per gallon across all 15 vehicles? (Round your answer to one decimal place.) miles per gallon