# Case Q→Q

The following videos were created for this section and the full course summary and is presented in both locations.

## Part G (3:14)

- Slides 58 – 65: Correlation

## Part H (6:32)

- Slides 66 – 73: Regression

## Original Videos

- The following videos are old but cover all of the important points :-)
- There are more details in these videos than in the course summary video above.
- There is no presentation available but the videos generally follow the course materials.
- There are closed captions but no transcripts for these videos.

Part A (10:53)

- Introduction to Case QQ and Review
- Concept of the Hypotheses related to Pearson’s Correlation Coefficient and the Slope of the Linear Regression Equation

## Part B (8:47)

- Review of Correlation
- Steps in Hypothesis Test for the Population Pearson’s Correlation Coefficient (rho)
- Discussion of Spearman’s Rank Correlation Coefficient (Possible Alternative When Assumptions Violated for Pearson’s)

## Part C (2:07)

- Correlation Example: Newborn Cry Count vs. IQ at Age 3

## Part D (12:39)

- Introduction to Regression
- Simple Linear Regression Model
- Visual Representations of the Simple Linear Regression Model

## Part E (9:59)

- Definition of R-squared – The Coefficient of Determination
- Test for Significance in Simple Linear Regression

## Part F (6:16)

- Examples

This document linked from Case Q→Q