When determining the effects of age on coronary heart disease, a researcher would record the health of three different age groups—group 1's heart, group 2's heart, and group 3's heart. What would be the dependent variable(s) in this example?
a. Coronary heart disease is the dependent variable; it is the effect based on age
b. Age is the dependent variable
c. Groups 1-3 are the dependent variable
d. The researcher is the dependent variable
Ans: a. Coronary heart disease is the dependent variable; it is the effect based on age
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a. there was no difference between black and white adoptees' IQ scores b. White adoptees' IQ scores were higher than Black children's c. Black adoptees' IQ scores were higher than White children's d. White adoptees' IQ scores improved while Black adoptees' scores plummeted e. Black and White adoptees' IQ scores decreased
Which of Piaget's stages is associated with adolescence?
a. sensorimotor stage b. formal operational stage c. preoperational stage d. concrete operational stage e. postconventional stage