1. 2.1 Data Analysis with Graphs CONTINUED

2. p. 102 #9 abc a)Construct a frequency distribution table Range = Interval Size = SpeedTallyFrequency

3. b) Construct a histogram and frequency polygon

4. b) Construct a cumulative frequency diagram CUMULATIVE FREQUENCY –

5. SpeedTallyFrequencyCumulative Frequency 65.5-70.544 70.5-75.5812 75.5-80.57 80.5-85.52 85.5-90.51 90.5-95.51 95.5-100.51

6. Cumulative frequency diagram

7. RELATIVE FREQUENCY

8. SpeedTallyFreq.Cumulative Frequency Relative Frequency 65.5-70.5444/24 = 70.5-75.58128/24 = 75.5-80.5719 80.5-85.5221 85.5-90.5122 90.5-95.5123 95.5-100.5124

9. Ex. 2 Consider the following heights a)Construct a frequency distribution table b)Construct a histogram, cumulative frequency diagram, and relative frequency diagram 207186178204172 183 174212178 189183184190184 168190180183190 187204185206175 185162200206196

10. HeightTallyFreqCumulative Frequency Relative Frequency a) Frequency Table

11. b) HISTOGRAM

12. b) CUMULATIVE FREQUENCY DIAGRAM

13. b) RELATIVE FREQUENCY DIAGRAM

14. CATEGORICAL DATA

15. To create a circle graph: Ex. Favorite foods pizza 38% chocolate 15 % ice cream 25% french fries 22%