Dr. Jonathon conducts a cross-sectional study to assess the changes in intelligence across the life span of participants. She observes a decline in intelligence test scores and concludes that intelligence deteriorates with age after middle adulthood. This conclusion:
A) is totally correct and logical.
B) may be incorrect because of generation effects.
C) is incorrect because cross-sectional research lacks external validity.
D) None of the answers is correct.
Correct Answer:
Verified
Q25: According to Campbell and Stanley (1963), which
Q26: In the nonequivalent control group design, _.
A)
Q27: The essence of the nonequivalent control group
Q28: In the _, you select several participants
Q29: Which of the following is an advantage
Q31: Which of the following designs permits researchers
Q32: Dr. Kent studies the development of emotions
Q33: Subject mortality, testing effects, and the cross-generational
Q34: Subject mortality, a problem in one of
Q35: Which of the following statements is true
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