'Post hoc test' presentation slideshows

The introductory statement in the question indicates: The data set to use (world2007R.sav)

To extend the comparison of population means beyond the two groups tested by the two-sample t-test, we use a one-way analysis of variance (ANOVA).

886 views • 77 slides

Oneway ANOVA

Oneway ANOVA Analysis of variance is used to test for differences among more than two populations. It can be viewed as an extension of the t-test we used for testing two population means.

6.16k views • 57 slides

Hypothesis testing

Hypothesis testing. Intermediate Training in Quantitative Analysis Bangkok 19-23 November 2007. Hypothesis testing. Hypothesis testing involves: defining research questions and

872 views • 46 slides

Research Methods Jeopardy

Research Methods Jeopardy. Scientific Method: 10. This type of research is concerned with gathering knowledge for its own sake, not with solving applied problems. BASIC research. Scientific Method: 20. Non-scientific way of knowing based on what has been believed for a great deal of time.

680 views • 42 slides

Chi-square Test of Independence

Chi-square Test of Independence. Reviewing the Concept of Independence Steps in Testing Chi-square Test of Independence Hypotheses Chi-square Test of Independence in SPSS. Chi-square Test of Independence.

557 views • 40 slides

Experimental Research Methods in Language Learning

Experimental Research Methods in Language Learning. Chapter 15 Non-parametric Versions of T-tests and ANOVAs. Leading Questions. What is a non-normal data distribution? What does it look like? How do we know whether a data set is normally distributed?

280 views • 24 slides

Experimental Design

Experimental Design. Dr MP Seed m.p.seed@qmul.ac.uk. Objectives. To be able to design an experiment taking into account: Suitable controls Suitable comparisons Suitable statistics Error reduction Power If animals are used, benefit/suffering Final Data Presentation.

236 views • 13 slides

Quiz 11

Quiz 11. Analysis of Variance (ANOVA) post hoc tests. 1. What is the critical F value for a study involving the means of 4 groups of 10 people each given a =0.05?. a) 8.6166 b) 8.5944 c) 2.9223 d) 2.8387. 2. Which condition is not necessary before conducting an ANOVA ?.

189 views • 9 slides

Statistical Significance Testing

Statistical Significance Testing. The purpose of Statistical Significance Testing. The purpose of Statistical Significance Testing is to answer the following questions:

99 views • 9 slides

STAT 3130 Statistical Methods I

132 views • 5 slides