Introduction to Inferential Statistics
and Problems With Null Hypothesis
|A Difference Hypothesis Example|
|The Null Hypothesis (H0)and Alternative Hypotheses (H1)|
|Three Ways to State the Alternative Hypothesis|
|The Inferential Process|
|Type I and Type II Errors|
|Statistical Decision Making|
|Interpreting Inferential Statistics|
|Problems with Null Hypothesis Significance Testing|
|Adding Confidence Intervals Helps|
|Including Effect Size Is Necessary|
|Interpreting Effect Sizes|
The goal of this chapter is to introduce inferential statistics and then to discuss
some problems with the traditional use of inferential statistics to test null hypotheses. Key concepts to be covered in this chapter are hypothesis testing, exploratory data analysis, type I and type II errors, confidence intervals, and
Questia, a part of Gale, Cengage Learning. www.questia.com
Book title: Research Methods in Applied Settings:An Integrated Approach to Design and Analysis.
Contributors: Jeffrey A. Gliner - Author, George A. Morgan - Author.
Publisher: Lawrence Erlbaum Associates.
Place of publication: Mahwah, NJ.
Publication year: 2000.
Page number: 165.
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