'Normal population assumption' presentation slideshows

12. Comparing Groups: Analysis of Variance (ANOVA) Methods

1.1k views • 56 slides

Continuation of inference testing 9E.1: Inference Testing for Linear Regression

Continuation of inference testing 9E.1: Inference Testing for Linear Regression. To test claims and make inferences based off of linear regression analyses. Objective:. Introduction .

575 views • 41 slides

Chap. 5, 6: Statistical inference methods

671 views • 39 slides

388 views • 22 slides

Solution: A

Solution: A. Section 11.2. Comparing Two Means. The natural display for comparing two groups is boxplots of the data for the two groups, placed side-by-side. For example:. Plot the Data. Comparing Two Means.

309 views • 18 slides

Properties of t-distribution w/ n degrees of freedom (df): symmetric around zero (mean is zero)

What if the population standard deviation, s , is unknown ? We could estimate it by the sample standard deviation s which is the square root of the sample variance But what becomes of the standardized mean when s estimates s ?

256 views • 4 slides