1. TODAY IN ALGEBRA 2.0…  Warm up: Drawing and calculating the line of best fit  Learning Goal 1: 2.6 (Part 2) You will fit lines to data in scatter plots  Independent Practice-Assignment #6  COE – if time

2. WARM UP: On the half sheet, calculate the slope and y-intercept to create a line of best fit.

3. 2.6 SCATTER PLOTS-FITTING LINES TO DATA x01234567 y280295322395425471511548

4. 2.6 SCATTER PLOTS-FITTING LINES TO DATA: Linear regression using a graphing calculator x01234567 y280295322395425471511548 Using the previous EXAMPLE:

5. 2.6 SCATTER PLOTS-FITTING LINES TO DATA: Linear regression using a graphing calculator x012345678 y666065606470645062505880582058005750 PRACTICE: The table shows the U.S. daily oil production y(in thousands of barrels) x years after 1994.

6. 2.6 SCATTER PLOTS-FITTING LINES TO DATA: Linear regression using a graphing calculator PRACTICE: The data pairs (x,y) give the population y(in millions) of Texas x years after 1997. Approximate the best- fitting line for the data.

7. IN CLASS WORK #6: Pg. 118: 19-20, 27-28 Due in class Previous In Class Assignments: #1: Pg. 76: 7-9, 12-13, 16-17, 20-23 #2: Pg. 86: 9-21, 29-31, 41-42, 45 #3: Pg. 93: 12-17, 35-37 #4: Pg. 101: 13-16, 21-25, 29-31 #5: Pg. 117: 3-9, 10-16

8. COE: If I only had a car