Parameter Estimation and Evaluation Introduction to Hypothesis Testing Introduction to Hypothesis Testing Definition 2(9.2)[Simple Hypothesis Versus Composite Hypothesis] A hypothesis is simple if and only if it contains exactly one population.If the hypothesis contains more than one popula- tion,it is called a composite hypothesis. Remarks In Example 9.1,Ho contains only one parameter value, so Ho is a simple hypothesis.In contrast,the null hy- potheses in Examples 9.2 and 9.3 contain more than one parameter values,so they are composite hypotheses. Hypothesis Testing Introduction to Statistics and Econometrics July7,2020 11/110Parameter Estimation and Evaluation Hypothesis Testing Introduction to Statistics and Econometrics July 7, 2020 11/110 Introduction to Hypothesis Testing Introduction to Hypothesis Testing Definition 2 (9.2) [Simple Hypothesis Versus Composite Hypothesis] Remarks