Chapter 1 Research Methods The connection between statistics and

Report 0 Downloads 82 Views
Chapter 1 Research Methods

The connection between statistics and hypotheses

How Statistics are used to Test Hypotheses  Baseball hitter’s performance for the first six weeks.

 He must be stealing sign

The Null Hypothesis  Essentially the independent and dependent variables are not related.

The Null Hypothesis

 Let’s look at a specific example—throwing a javelin after using one of three training methods.

The Null Hypothesis (Cont.)  Statement of the null hypothesis  Statement of the research hypothesis  One-Way Between Groups ANOVA  How probability helps us make a decision.