Published: Dec 24th, 2012
This interactive online data analysis applet is part of the online content for Introduction to the Practice of Statistics, 8th Edition (Moore and McCabe). Choose one of the datasets in the list and click […]
Published: Dec 23rd, 2012
In each of the following three problems, you are presented with a brief description of a study involving two variables. Based on the role-type classification of the two variables, […]
Published: Dec 23rd, 2012
Now, you complete the remaining examples, repeated below. 2. How is the number of calories in a hot dog related to (or affected by) the type of hot dog (beef, meat or poultry)? In […]
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: Aug 27th, 2012
Introduction Two-Sided Tests CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based on these distinctions, and interpret the results. LO 4.20: Classify a data analysis situation […]
Published: Aug 21st, 2012
IMPORTANT: The methods covered in this section on correlation are only applicable for LINEAR relationships. Introduction The Correlation Coefficient — r Interpretation Properties of r CO-4: Distinguish among different measurement scales, […]
Published: Aug 21st, 2012
Creating Scatterplots Interpreting Scatterplots Direction Form Strength A Labeled (or Grouped) Scatterplot Let’s Summarize CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based on these […]
Published: Aug 21st, 2012
CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based on these distinctions, and interpret the results. LO 4.20: Classify a data analysis situation involving two variables […]
Published: Aug 21st, 2012
Role of a Variable in a Study Role-Type Classification CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based on these distinctions, and interpret the results. […]
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 […]