Writing Your IA With Two Variable Statistics
Writing Your IA With Two Variable Statistics
Embedded Files
When writing your IA with Two Variable Statistics you will investigate if their is a strong or weak relationship between two variables.
Start with these videos first
Start with these videos first
If you are writing your IA with One Variable Stats you will most likely follow this flow.
Raw Data
Scatterplot
Correlation (r)
Standard deviation
Linear Regression Line
Extrapolation
Conclusion
The following videos are to help guide you in case you forgot how to do these calculations.
Two Variable Data Collection Overview
Two Variable Data Collection Overview
two variable data collectionHow to make a google form
How to make a google form
creating a google surveyHow to insert data on your Google Docs
How to insert data on your Google Docs
1. insert data into a google doc1.How to make a Scatterplot
1.How to make a Scatterplot
2. Scatterplot - ONLY vs with regression line.mp4Diagram
Diagram
You do not need to make every diagram. In fact, sometimes one diagram works much better than another.
You do not need to make every diagram. In fact, sometimes one diagram works much better than another.
Watch these videos to make a scatterplot in your Data Collection Spreadsheet.
Remember, once you have your diagram you should insert it into your Data Analysis Template and answer the guided questions.
Calculations for correlation and Linear Regression Line
Calculations for correlation and Linear Regression Line
2. Finding R and R^2
2. Finding R and R^2
3.R vs r^2 .mp43. Showing work for finding R and R^2
3. Showing work for finding R and R^2
4. R - how to organize the components of the correlation coefficient formula on sheets and how to show it in doc .mp44. Calculating Standard Deviation
4. Calculating Standard Deviation
5. Formula for Standard Deviation.mp45. Formula for slope and y-intercept
5. Formula for slope and y-intercept
6. Formula for slope and y-intercept.mp4Page updated
Report abuse