Using Technology & Lines of Best Fit
description
Transcript of Using Technology & Lines of Best Fit
![Page 1: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/1.jpg)
Using Technology & Lines of Best Fit
I can construct graphs and lines of best fit using a graphing calculator.
![Page 2: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/2.jpg)
Go to page 45, Example 2 in the textbook
![Page 3: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/3.jpg)
![Page 4: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/4.jpg)
Click ENTER on the cell, then add type in your data
![Page 5: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/5.jpg)
Click ENTER to go to the cell below
![Page 6: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/6.jpg)
![Page 7: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/7.jpg)
Enter in your data
![Page 8: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/8.jpg)
![Page 9: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/9.jpg)
Click the HOME/ON button
![Page 10: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/10.jpg)
![Page 11: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/11.jpg)
Scroll the cursor to the bottom (x-axis), click and select the variable for the x-axis
![Page 12: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/12.jpg)
Scroll the cursor to the left side (y-axis), click and select the variable for the y-axis
![Page 13: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/13.jpg)
![Page 14: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/14.jpg)
Click MENU, Analyze, Add Movable Line
![Page 15: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/15.jpg)
Click MENU, Analyze, Regression, Show Linear (mx+b)
![Page 16: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/16.jpg)
![Page 17: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/17.jpg)
Summary:
New document
Lists and spreadsheets (to enter data)
Home
Graph button (picture of bar graph)
Add labels to x and y axes
Menu Analyze Regression Show Linear (mx + b) To get equation of line of best fit
![Page 18: Using Technology & Lines of Best Fit](https://reader034.fdocuments.in/reader034/viewer/2022051419/56815ab2550346895dc86086/html5/thumbnails/18.jpg)
More Practice
Daily high temp (°C) Peak electricity demand (MW)
24 19 503
23 18 832
24 19 150
27 20 613
29 21 544
30 22 237
26 20 082
29 21 819
32 23 488
34 24 950