Georgio notices that the cooler it is outside the harder it is for him to stay awake. For Georgio, the relationship between feeling drowsy and the outdoor temperature is a(n) __________
a) correlation coefficient.
b) negative correlation.
c) inverse relationship.
d) positive correlation.
b
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__________ is a hormone that initiates uterine contractions and stimulates other hormones that regulate uterine contractions.
A. Oxytocin B. Estrogen C. Human chorionic gonadotropin (hCG) D. Testosterone
Randy had to write an essay and discuss it with his teacher because he said an obscene word in class. His teacher was frustrated when Randy's use of obscenity became more frequent in spite of being made to write an essay and talk to the teacher each time. In this example, writing the essay and talking to the teacher must be:
a. positive reinforcement b. negative reinforcement c. positive punishment d. negative punishment
Behavior geneticists study the influence of genotype on human behavior by
a. examining karyotypes of unrelated individuals. b. conducting gene replacement experiments. c. studying similarities among family members. d. conducting selective-breeding experiments.
In a classic research study of infant attachment (Harry and Margaret Harlow, 1966), the rhesus monkeys:
a. spent most of their time clinging to the surrogate mother with the baby bottle. b. spent most of their time clinging to the cloth mother. c. divided their time between the two surrogate mothers. d. would not come near either surrogate mother.