The purpose of inferential statistics is to allow researchers to determine whether ______.
A. the computed statistic is reliable
B. a study has internal validity
C. an outcome can be generalized to samples of different sizes
D. the outcome of a study is typical or unusual for a particular sampling distribution
Ans: D
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What part(s) of brain development is(are) responsible for improvements in memory, attention, and processing speed?
A. synaptogenesis B. neurogenesis C. lateralization and neurogenesis D. myelination and pruning
Which of the following is NOT a characteristic of how cigarette smoking typically impacts prenatal development?
A) The fetus is born addicted to nicotine and must go through a process of detoxification. B) Chemicals in cigarettes can damage the placenta and reduce blood supply to the fetus. C) Nicotine suppresses mothers' appetites, so they gain less weight during their pregnancies. D) Cigarette smoking reduces the supply of oxygen that is available to the fetus.
Which statement about sex differences in adolescence is true?
A) Girls’ legs are longer than boys’ in relation to the rest of the body. B) Boys start to add fat on their arms, legs, and trunk. C) The number of red blood cells increases in boys but not in girls. D) By midadolescence, most girls perform better than the average boy in running speed.
In Sternberg's theory of intelligence, the contextual aspect of intelligence deals with __________
a) the ways in which prior experiences are used in problem solving, which involves the ability to cope with new situations b) analysis of data to solve problems, using previously learned information c) the ways in which intelligence is used to face real-world demands d) the ways in which emotional experiences affect our interpretation of the information around us, and the ways in which we choose to affect change (i.e., emotional intelligence)