Chapter_2_exercise_solution

Chapter_2_exercise_solution - EXERCISE ANSWER SECTION...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
EXERCISE ANSWER SECTION CHAPTER 2 DESCRIBING DATA: FREQUENCY DISTRIBUTIONS AND GRAPHIC PRESENTATION Exercise 2.1 a. Frequency bar chart for type of car rented. Relative frequency bar chart for type of car rented. b. Pie chart for type of car rented . Exercise Answer Section 158 18% 30% 25% 12% 9% 6% Luxury SUV Full-size Sub-compact Van Compact 0 200 400 600 800 1000 Sub- compact Compact Full-size Luxury SUV Van Vehicle Type Frequency Car Rentals by Vehicle Type 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 Sub- compact Compact Full-size Luxury Van Vehicle Type Relative frequency
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
New Cars Sold by Manufacturer GM 34% Ford 21% Damlier Chysler 9% Toyota 9% Honda 9% Nissan 6% Other 12% c. Number of luxury cars expected to be rented next summer = 1.20 x 360 = 432 Exercise 2.2 Pie chart for new cars sold Exercise 2.3 a . Number of classes: 5 2 , 2 20, thus the number of classes is 5. k n b. Class interval is 5: 39 18 21 , 4.2, thus is > 4.2 5 5 - - = = H L i i k (round up to 5) c . Frequency distribution: Exercise Answer Section 159
Background image of page 2
Number of Miles per Gallon Tallies Engines 15 up to 20 // 2 20 up to 25 //// 4 25 up to 30 //// / 6 30 up to 35
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 09/07/2010 for the course POLISCI 481 taught by Professor Frank during the Spring '10 term at CSU Sacramento.

Page1 / 4

Chapter_2_exercise_solution - EXERCISE ANSWER SECTION...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online