# Question: a psychology researcher carries out an experiment on 40 undergraduate...

###### Question details

- A psychology researcher carries out an experiment on 40
undergraduate students to test whether listening to music while
studying influences how well undergraduate students will later
remember word definitions.
- What is the general definition of a “sample”? What is the general definition of a “population”? In this research experiment, what is the sample and what is the population? (C: 3)

ANSWER:

- What is the general definition of an “independent variable (IV)”? What is the general definition of a “dependent variable (DV)” In this experiment, what’s the IV and what’s the DV?(C: 3)

ANSWER:

- What is the general definition of a hypothesis? In this research experiment, what is the null hypothesis ? (C: 3)

**ANSWER:**