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
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
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: Observe how an outlier can […]
Published: Dec 24th, 2012
To see how an outlier affects the correlation, use this applet to complete the tasks below. Interactive Applet: Correlation and Outliers Fill the scatterplot with a hypothetical positive linear relationship between X and […]
Published: Dec 24th, 2012
http://phhp-faculty-cantrell.sites.medinfo.ufl.edu/files/2013/01/qzDIG02005.swf http://phhp-faculty-cantrell.sites.medinfo.ufl.edu/files/2013/01/qzDIG02006.swf Hint This document is linked from Linear Relationships – Correlation.
Published: Dec 24th, 2012
In order to get a better sense for how the value of r relates to the strength of the linear relationship, take a look at this applet from the Rosman/Chance collection which asks you to guess […]
Published: Dec 24th, 2012
http://phhp-faculty-cantrell.sites.medinfo.ufl.edu/files/2012/07/qz-LBD02016.swf This document is linked from Linear Relationships – Correlation.
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: Dec 24th, 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: Create and interpret a simple […]
Published: Dec 24th, 2012
A study examined how the percentage of participants who completed a survey is related to the monetary incentive that researchers promised to participants. Consider the relationship between these two quantitative […]