According to Kintsch's model of comprehension, how many propositions can be kept active in STM?
a. three c. seven
b. five d. nine
A
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In a crowded train station, a voice cries out above the crowd, "He's attacking me!" yet no one stops to help or call the police. Why would this tragic result occur?
A. The majority of people are focused on their mobile devices. B. Fight-or-flight response does not activate in a crowd. C. Diffusion of responsibility D. Avoidance phenomenon
Suppose that we take 15 gay couples and observe the difference within couples in terms of age. Then we take 15 straight couples are record the same differences. We want to test if straight couples are more similar in age than gay couples. (There is some reason to expect that this is true.) What statistical procedure would be most appropriate?
a. computing a correlation coefficient for each couple b. running an independent samples t test between gays and straights c. running a t test for related samples d. using a chi-square test
Why can’t the desired behavior always be reinforced, such as when someone attempts a complex behavior (e.g. driving) for the first time?
a. Complex behaviors require complex reinforcement. b. Chaining has to be established before reinforcement. c. The learner may not be able to produce the desired behavior yet. d. Complex behaviors cannot be reinforced continuously but require a schedule.
Epigenetic characteristics are those determined solely by genetic factors
Indicate whether the statement is true or false