1. Lesson 5.4 – Choosing an Appropriate Graph Arizona State Standard: … Compare & contrast the effectiveness of different representations of data S2C1PO4

2. Guidelines for selecting the correct graph to display data. Use a bar graph when the data fall into distinct categories and you want to compare totals. Use a line graph when the categories have a numerical order, such as a sequence of years. Use a pictograph instead of a bar graph when you want a high visual appeal REFER TO HANDOUT

3. Try it! You take a survey to find out how much walking people do while at work. The results are shown below. What is the best graph to display this data? OccupationDistance walked per day Mail Carrier4.4 mi Doctor3.5 mi Police Officer 6.8 mi Retail salesperson 3.4 mi

4. Did you pick bar graph? Distance Walked Per Day

5. Example #2 – What is the best graph to represent the following data? Clothing Color BlackBlueGrayRedBrown # of Women 727551223222102 # of Men70247364978198

6. Stacked Bar Graph???

7. Line Graph???

8. Scatter Plot???

9. Bar Graph???

10. Let’s Practice! Page 222 # 1 - 4

11. 1. How many more mi. per day do police officers walk than mail carriers? ANS: 2.4

12. 2. In which occupation do people walk half the distance per day that police officers do? ANS: retail salesperson

13. 3. How many men than women prefer to wear gray? ANS: 426

14. 4. Which is the least popular suit color for women? ANS: Brown- women Red - men

15. HOMEWORK Page 222 # 5 – 13 ALL