When conducting their research, psychologists attempt to obtain a ____ that is representative of their ____
a. ?population of interest; sample
b. ?sample; population of interest
c. ?control group; experimental group
d. ?experimental group; control group
ANSWER:
b
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Six-month-old infants habituated to seeing several random arrays of 8 dots displayed greater interest when shown an array with at least 16 dots. This ability to distinguish sets of items with a 1:2 ratio indicates that infants may have a(n) __________ system.
A. habituation B. spatial navigation C. numerical estimation D. object tracking
If a membrane potential changes from –70 mV to –75 mV, a. hyperpolarization has occurred
b. depolarization has occurred. c. an action potential has been triggered. d. saltatory conduction has occurred.
Which of the following statements is TRUE? a. A test is a measurement instrument used to assess individual differences in various content areas
b. An aptitude test measures an individual's competence in an area. c. An achievement test measures an individual's potential to do something. d. All of these statements are true .
State three measures of central tendency.
What will be an ideal response?