week 4 statistics discussion

1. What is hypothesis testing when or how is it used.

2. Define each type of Hypothesis in statistics

Research hypotheses

Statistical hypotheses

Substantive hypotheses

3. What is a one tailed test how or when is it used

4. What is two tailed test how or when is it used

5. Briefly describe the 8 step approach

6. What is alpha beta and power and how are they inversely related

7. Write about the critical value method

8. What is type I and type II errors.