I need help Alpha/Beta

PHE 450 – online epidemiology

Alpha / Beta / Power Assignment

Randomized control trials and detecting differences assignment

1. Complete the table:

a. What is the name for each cell?

b. What is the meaning for each cell?

		Reality
		Treatments do NOT differ	Treatments DO differ
Decision	Conclude treatments do NOT differ
	Conclude treatments DO differ

2. If the value for the top-right cell is 0.20, what is the value for the bottom right cell?

3. If the value for the bottom right cell is 0.90, what is the value for the top right cell?