Independent & Dependent Variable Video Notes

1. What is a controlled experiment?¿Qué es un experimento controlado?

• experiment where you are testing different variables
• experiment where you test only one variable

2. What are two facts about the independent variable? ¿Cuáles son dos hechos sobre la variable independiente?

• manipulated variable (independent variable)
• DV (dependent variable)
• what you are testing

3. What are two facts about the dependent variable? ¿Cuáles son dos hechos sobre la variable dependiente?

• manipulated variable (independent variable)
• DV
• what you are measuring

4. What is the independent variable in the student experiment? ¿Cuál es la variable independiente en el experimento de estudiantes?

• study time
• test grades

5. What is the dependent variable in the student experiment? ¿Cuál es la variable dependiente en el experimento del estudiante?

• study time
• test grades

6. Why is the brand name light bulb the independent variable? ¿Por qué la bombilla de marca es la variable independiente?

• it's what you are measuring
• it's what you are testing

7. Why is the “time the light bulb works“ the dependent variable? ¿Por qué el “tiempo en que funciona la bombilla” es la variable dependiente?

• it's what you are testing
• it's what you are measuring

8. Independent variable is also called the _____ in an experiment? ¿La variable independiente también se llama _____ en un experimento?

• effect
• cause