'Total ss' presentation slideshows

IE341: Introduction to Design of Experiments

IE341: Introduction to Design of Experiments. Last term we talked about testing the difference between two independent means. For means from a normal population, the test statistic is

2.58k views • 246 slides

ANOVA II (Part 2)

ANOVA II (Part 2). Class 16. Implications of Interaction 1. Main effects, alone, will not fully describe the results. 2. Each factor (or IV) must be interpreted in terms of the factor(s) with which it interacts.

570 views • 42 slides

ANALYSIS OF VARIANCE

407 views • 30 slides

Analysis of Variance: A Difference of Means Tests for Two or More Levels of an IV

Analysis of Variance: A Difference of Means Tests for Two or More Levels of an IV. An analysis of variance looks for the causal impact of a nominal level independent variable ( factor ) on an interval or better level dependent variable

412 views • 28 slides

Regression Basics

Regression Basics. Predicting a DV with a Single IV. What are predictors and criteria? Write an equation for the linear regression. Describe each term. How do changes in the slope and intercept affect (move) the regression line?

295 views • 20 slides

Regression Basics

Regression Basics. Predicting a DV with a Single IV. What are predictors and criteria? Write an equation for the linear regression. Describe each term. How do changes in the slope and intercept affect (move) the regression line?

307 views • 20 slides