1. HW: Pg. 86-87 # 34-36, 43-45, 61

2. HW: Pg. 95-97 # 14-58 eoe, 59

4. Pg. 89 #1-10

5. Pg. 106 #1-4

8. 2.5 Correlation and Best-Fitting Lines TelephonesDescribe the correlation shown by each scatter plot. Positive correlation, increasing slope Negative correlation, decreasing slope

9. 2.5 Animated Activity Online CORRELATION OF X & Y: http://www.classzone.com/cz/books/algebra_ 2_2007_na/resources/applications/animatio ns/explore_learning/chapter_2/dswmedia/5_ 4_correlations.html

10. 2.5 Correlation and Best-Fitting Lines For each scatter plot, (a) tell whether the data have a positive correlation, a negative correlation, or approximately no correlation, and (b) tell whether the correlation coefficient is closest to –1, – 0.5, 0, 0.5, or 1. 1. ANSWER 1. (a) positive correlation 1. (b) r = 0.5 2. ANSWER 2. (a) negative correlation 2. (b) r = –1 3. ANSWER 3. (a) no correlation 3. (b) r = 0

11. 2.5 Correlation and Best-Fitting Lines

12. ANSWER Draw a scatter plot and approximate the best-fitting line for the data.

13. 2.5 Animated Activity Online GRAY WHALE MIGRATION: http://www.classzone.com/cz/books/algebra_ 2_2007_na/resources/applications/animatio ns/explore_learning/chapter_2/dswmedia/al g207_ch02_pg111.html

15. Homework: Pg. 103-104 # 8-20e