Part 1: There are two types of errors to avoid in hypothesis testing: Type I Error and Type II Error. In your first post, define and explain all about these two types of errors.

Part 2: For practice, give your answers to the following questions and explain why your answer is correct. (Post two) Check a classmate's answers for accuracy and comment (Post three)

1. Claiming that an independent variable works although in nature is does not is a _____ error.
2. Failing to conclude that an independent variable works although in nature it does is a _____ error.
3. If we reject the null hypothesis, we cannot make a _____ error.
4. If we retain the null hypothesis, we cannot make a _____ error.
5. To be confident in a decision to retain the null hypothesis, our power should be _____.