A researcher wants to know if young infants notice any differences between classical music and jazz music. Which data collection technique would be most useful for this purpose?
a. a simple test with yes-no questions
b. a series of MRI scans
c. the habituation procedure
d. observation of vocalizations when the music changes
Question 2
A first-time researcher wants to determine whether a new approach to teaching preschool is more effective than older, more traditional approaches. She is thinking that she might use one or more tests as a way of assessing the effectiveness of the new approach. As she reads about the benefits and disadvantages of tests as a means of collecting data, the researcher is most likely to discover that tests:
a. Invariably involve paper and pencil, even for very young children
b. Can be useful in obtaining information about children's cognitive processes
c. Far surpass other techniques as a means of collecting research data
d. Have little value as a basis for drawing inferences about educational practices
Differences in the number and location of flagella.
A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale.
Middle adults help young adults
Testing Infants’ Knowledge
Differences between Artery and Vein
Opener A researcher examines an agarose gel