Case Q-Q: Linear Relationships – Regression
Published: Sep 4th, 2013
View Lecture Slides with Transcript Video (5:58) This document is linked from Linear Relationships – Regression.
Published: Sep 4th, 2013
View Lecture Slides with Transcript Video (5:58) This document is linked from Linear Relationships – Regression.
Published: Dec 25th, 2012
Background: A statistics department is interested in tracking the progress of its students from entry until graduation. As part of the study, the department tabulates the performance of 10 students in […]
Published: Dec 25th, 2012
Use the solutions provided and complete the questions for practice with Case Q-Q. Optional: Create your own solutions using your software for extra practice. Objectives: Find a regression line and […]
Published: Dec 25th, 2012
Try these interactive demonstrations. To see the effect of outliers on a regression equation, use the applet introduced earlier. Draw points on the graph, add the regression line and then add […]
Published: Dec 25th, 2012
This interactive applet allows you to see how changing the values of the slope and intercept changes the line. Interactive Applet: Changing the Slope or Intercept This document is linked from Linear Relationships […]
Published: Dec 25th, 2012
The Algebra of a Line A line is described by a set of points (X,Y) that obey a particular relationship between X and Y. That relationship is called the equation of the line, which we […]
Published: Dec 25th, 2012
This interactive applet is part of the online content for Introduction to the Practice of Statistics, 8th Edition (Moore and McCabe). Add points to the scatterplot, then draw your guess at the regression line, […]
Published: Dec 24th, 2012
IMPORTANT: The methods covered in this section on linear regression are only applicable for LINEAR relationships. Summarizing the Pattern of the Data with a Line In General Let’s Summarize CO-4: Distinguish among […]
Published: Nov 14th, 2012
The following videos were created for this section and the full course summary and is presented in both locations. View Lecture Slides with Transcript for Parts G and H of […]
Published: Jul 28th, 2012
Learn By Doing: Supplemental Examples and Exercises for Unit 4B (Non-interactive Version) As we mentioned at the end of the Introduction to Unit 4B, we will focus only on two-sided […]