Your ability to detect an extremely weak stimulus varies depending on circumstances
a. True
b. False
Indicate whether the statement is true or false
True
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Which best exemplifies the concept of neuroplasticity?
a. The ability to use your arm to draw after the arm was severely broken b. The development of thicker heart muscles in old age after undertaking an aerobic exercise class c. The production of large amounts of testosterone during puberty d. The formation of new brain cell connections as the result of reading a book
According to Hull, the motivation to avoid touching a hot iron is a(n)
a. primary drive. c. instinct. b. acquired drive. d. reduced drive.
Jim sees only in white and black. After careful examination of his retina, the ophthalmologist concludes that Jim's ___________ have degenerated
a. bipolar cells c. horizontal cells b. cones d. ganglion cells
_______ is the extent to which results from a sample would likely be true of the entire population.
a. External validity b. Internal validity c. Random sampling d. Generalizability