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Week 2 03.19.18 Day 5 Linear Regression.notebook · Week 2 03.19.18 Day 5 Linear...
Transcript of Week 2 03.19.18 Day 5 Linear Regression.notebook · Week 2 03.19.18 Day 5 Linear...
Week 2 03.19.18 Day 5 Linear Regression.notebook March 23, 2018
Do Now! • Pick up a "notes" sheet off the front table.• Take out your IMN, pencil and a calculator.• Clear everything else off your desk.• TOC: pg. 135, Linear Regression (Line of Best Fit)
Scatter Plots and Line of Best Fit
• The best fitting line or curve is the line that lies as close as possible to all the data points.
• Regression is a method used to find the equation of the best fitting line or curve.
• Extrapolation the use of the regression curve to make predictions outside the domain of values of the independent variable.
• Interpolation is used to make predictions within the domain of values of the independent variable.
Week 2 03.19.18 Day 5 Linear Regression.notebook March 23, 2018
Remember to write an equation of a line...• Find slope (pick 2 points)• Find the yintercept using your slope and point. (y=mx+b)
*When putting in "years" for your "x"values can be too big for the calculator, so make the first year 0 and rename the other years in relation to "year 0."
Week 2 03.19.18 Day 5 Linear Regression.notebook March 23, 2018
Work Time:1. Unit 4 Retakes will be offered next Tuesday, March 27,
and Wednesday, March 28. I will give back "corrected" test on Monday!
2. Line of Best Fit Practice: TV Task3. Make sure Go Formative assignment, Correlation and
Causation Practice from Thursday is complete.4. USA Test Prep Domain "Equations" Test ~ Due by 11:59
PM Sunday.
Homework:1. Complete Line of Best Fit Practice: TV Task2. Make sure Go Formative assignment, Correlation and Causation Practice from Friday is complete.
3. Unit 5 Retakes...Tuesday, March 27 or Wednesday, March 28.
Week 2 03.19.18 Day 5 Linear Regression.notebook March 23, 2018
Week 2 03.19.18 Day 5 Linear Regression.notebook March 23, 2018