The all-or-none law states that the size of the action potential is unaffected by increases in the intensity of stimulation beyond the threshold level
a. true
b. false
Answer: a. true
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According to signal detection theory, the threshold for detecting a signal depends on
a. the properties of the stimulus, like its intensity. b. the amount and type of background noise. c. both the properties of the stimulus and the amount and type of background noise. d. the biological and psychological characteristics of the perceiver. e. the properties of the stimulus, background noise, and biological and psychological characteristics of the perceiver.
Piaget argued that a child acts like a(n):
A. uncivilized and unregulated individual B. bucket, holding knowledge and wisdom C. tiny scientist, making hypotheses about how the world works D. computer, attempting to solve problems
Restrictive eugenics is a policy aimed at reducing the number of defective individuals through sterilization
Indicate whether the statement is true or false
The interviewer asked Dylan to judge and evaluate the quality of his toothpaste. What is the interviewer asking for?
A. informational belief B. evaluative belief C. model of dual attitudes D. attitude