Describe how environmental risk factors work together to influence intelligence test scores
What will be an ideal response?
Answer: The more environmental risk factors a child has, the lower the projected intelligence score.
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Milo, age 3, needs reminders from his parents to follow safety rules when he plays outside. Milo's parents read an article about research on children and safety, and they know he needs these reminders because he __________.
A. may become more rebellious at this age and take more risks B. may forget the rules or fail to think about the rules before acting C. is not capable of following parental directions D. has parents who are constantly changing the rules, and it is difficult for him to keep track
The chi-square distribution is
a. a sampling distribution. b. the distribution against which we evaluate chi-square values. c. a distribution whose shape varies with the number of degrees of freedom. d. all of the above
When six-year-old Molly is working on addition and subtraction problems, her father refuses to let her count on her fingers. According to research, her father's refusal may
A) increase the amount of time it takes for Molly to learn basic addition and subtraction. B) decrease the amount of time it takes for Molly to learn basic addition and subtraction. C) increase Molly's ability to solve mathematical word problems when she is older. D) decrease Molly's ability to solve math problems requiring three or more operations.
Which of the following statements about the brain is FALSE?
a. It weighs about 3 pounds. b. It contains billions of neurons. c. It is composed of nerve tissues. d. It can be subdivided on the basis of structure, but not function.