Psychology Experiment

Using at least two (2) of the variables listed below as independent variables, design an experiment (must contain at least one manipulation) and answer the following questions about your design. You can select any dependent variable you want, it does not have to come from the list below.
Exercise
Religiosity
Health
Age
Temperature
Eye color
Diet
Exam score
Gender
Drugs
Depression
Height

1. Provide operational definitions for the Independent Variables you chose:

2. Which variable(s) is/are being manipulated and how?

3. What is your Dependent Variable and how is it being measured?

4. What is/are your hypothesis/es?

5. How will you carry out your experiment?