When adults who are speaking to infants change the pitch and rhythm in their speech, they are altering their ________
a) syntax
b) grammar
c) morphemes
d) intonation
ANS: d
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Suppose that Dr. Jeffers uses 10 participants in an experiment and finds a correlation of .765, while Dr. Amico uses 50 participants and finds a correlation of .361 . Both results are significant. Which result should you have more trust in?
a. Dr. Jeffers, because he showed a larger effect b. Dr. Amico, because he used more people c. You can trust them equally d. You can't trust either one
The key difference that distinguishes the menstrual cycle from an estrous cycle is that
A) the estrous cycle is longer than the menstrual cycle. B) females can only mate around the time of ovulation in the menstrual cycle. C) there is no cycle of growth/loss of the uterine lining in the estrous cycle. D) the estrous cycle does not involve the secretion of estrogens. E) females can mate at any time during the estrous cycle.
Regarding strategies to encourage recycling, which of the following statements is FALSE?
a. Individuals who sign a list or sign "pledge cards" on which they promise to recycle are more likely to follow through and actually recycle. b. Families, dorms, neighborhoods, offices, and factories that set their own goals for recycling tend to meet them. c. Learning about environmental problems and pro-environment values at school and work has been the least effective way to encourage recycling. d. People who believe that recycling is worthwhile are likely to regard it as a boring task unless they emphasize the sense of satisfaction they get from contributing to the environment.
Which of the following is a symptom of mania?
A. Impulsivity B. Impaired communication C. Distractibility D. Impaired social interaction