1. What is the difference between null and alternative hypothesis? 2. When do you reject the null hypothesis and accept the alternate? 3. When do you accept the null and reject the alternate? 4. ________________ occurs when the sample data appear to show a treatment effect when, in fact, there is none. 5. __________occurs when the sample does not appear to have been affected by the treatment when, in fact, the treatment does have an effect. 6. In your own words, what is the purpose of a T-Test