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

1. 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.
   1. 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)

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2. 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)

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

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