Recently, the Mozart effect was studied by Jones and Estell by dividing high school participants into two groups. The first group listened to Mozart's music and the second group did not. Both groups completed a series of spatial problems tasks.
Results showed that the group of participants who listened to Mozart's music had higher scores on the spatial problems tasks. In this example, what is the dependent variable?
a. Mozart's music
b. scores on spatial tasks
c. the researchers
d. none of the above
Question 2
Consider the following research question, Does the type of advertisement influence the level of interest in the toothpaste? To answer this question, a marketing researcher has participants listen to the radio advertisement or watch the
television advertisement about the toothpaste. Next, the researcher asks all participants to indicate their interest in buying the toothpaste. In this example, what is the independent variable?
a. the level of interest in the toothpaste
b. the type of advertisement
c. the marketing researcher
d. none of the above
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