Many years ago, telephone numbers had only four or five digits. Even now, no more than seven digits are used for phone numbers. The most reasonable psychological explanation for this is that ________________
a. there is a direct relationship between the number of items in the sensory registers and their retention
b. there is an inverse relationship between the number of items in the sensory registers and their retention
c. there is a direct relationship between the number of items in short-term memory and their retention
d. there is an inverse relationship between the number of items in short-term memory and their retention
d
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Early in the twentieth century, William McDougal and others proposed that motivation was a result of ________
a) instincts b) incentives c) drives d) emotions
In an experimental design, the behavior being measured is called the _____ variable
a. extraneous b. dependent c. independent d. confounding
Seven-year-old Liz executes attentional strategies consistently, but her performance does not improve. This is an example of a __________ deficiency
A) utilization B) control C) production D) distraction
Which of the following statements is true?
a. There is evidence for a common genetic basis to the Big Five personality traits that cuts across all human cultures and many other species of animals. b. There is no evidence for a common genetic basis to the Big Five personality traits. c. There is evidence for a common genetic basis to the Big Five personality traits across cultures in humans but not in other animal species. d. There is evidence for a common genetic basis to the Big Five personality traits only among certain racial groups of humans.