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...

please answer letter c, d, e specifically

Extracted text: 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 Overall Miles Per Gallon Acceleration (0-60) Sec Overall Owner Vehicle Recommended Score Satisfaction SUV 1 82 Yes 25 8.9 SUV 2 81 Yes ++ 26 8.8 SUV 3 79 Yes ++ 23 9.5 SUV 4 71 Yes ++ 23 9.7 SUV 5 69 Yes ++ 23 8.8 SUV 6 69 Yes 22 9.8 + SUV 7 67 Yes 22 10.3 SUV 8 65 No 20 8.7 SUV 9 63 No 24 10.5 SUV 10 61 No 23 10.2 SUV 11 61 No 30 10.3 SUV 12 55 No 25 8.6 SUV 13 55 No 21 7.4 SUV 14 53 No 21 10.9 SUV 15 48 No 23 10 (a) How many variables are in the data set? 5 (b) Which of the variables are categorical? (Select all that apply.) O Overall Score V Recommended V Owner Satisfaction O Overall Miles Per Gallon O Acceleration (0-60) Sec Which of the variables are quantitative? (Select all that apply.) O Overall Score O Recommended O Owner Satisfaction V Overall Miles Per Gallon O Acceleration (0-60) Sec


Extracted text: (c) What percentage of these 15 vehicles are recommended? (Round your answer to the nearest percent.) 47 (d) What is the average of the overall miles per gallon across all 15 vehicles? (Round your answer to one decimal place.) 23.4 miles per gallon Enter a number. (c) For owner satisfaction, construct a bar chart showing the percentage frequency for each of the owner satisfaction ratings. 50 * 45 40 50r 50 50 45 40 45 45 40 40 35 35 35 30 30 30 25 20 20 15 15 10 10 0 + ++ + 0 + ++ ++ ++ Owner Satisfaction Owner Satisfaction Owner Satisfaction Owner Satisfaction (f) Show the frequency distribution for acceleration using the following intervals: 7.0-7.9, 8.0-8.9, 9.0-9.9, and 10.0-10.9. Construct a histogram showing the frequencies of each interval. 6 6 4 1 1 7.0 - 7.9 8.0 - 8.9 9.0 - 9.9 10.0- 10.9 7.0 - 7.9 8.0 - 8.9 9.0 - 9.9 10.0 - 10.9 7.0 - 7.9 8.0 - 8.9 9.0 - 9.9 10.0 – 10.9 Acceleration (0-60) Sec Acceleration (0-60) Sec Acceleration (0-60) Sec 6 1 7.0 - 7.9 8.0 - 8.9 9.0 - 9.9 10.0 - 10.9 Acceleration (0-60) Sec Percentage Frequency Percentage Frequency Frequency Percentage Frequency Frequency Percentage Frequency