extraneous variable
What will be an ideal response?
any aspect of the experimetal setting that must be held constant to prevent unplanned environmental variation
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Darnell was hired as a cook's assistant but all he has been doing for the past five months is clean tables and take out the trash. Darnell's stress level can probably be explained by:
a. a lack of person-organization fit b. role ambiguity c. role conflict d. role overload
Recent research has indicated that when people are allowed to control a stressor in a laboratory setting, there is less of a stress response in:
a. participants with an internal locus of control b. males and adolescent participants c. participants with an external locus of control d. females and elderly participants
Archimedes was asked by the king to determine whether the goldsmith in making his crown had cheated the king by substituting cheaper metals. When Archimedes checked on known methods for analyzing metals, he found that all involved cutting or melting the crown. Then, the solution to the crown problem came to Archimedes suddenly when he was getting into his overly full bath and observed that the
level of water rose as he stepped in. This same principle, he reasoned, could be used in determining the crown's volume. Then, legend has it that Archimedes ran naked through the streets shouting, "Eureka, Eureka," an activity which is not a requirement of this stage of rapid insight known as a. preparation. b. incubation. c. illumination. d. verification.
A football player is practicing making field goals from the 30-yard line. If the probability of his kicking a field goal is 0.75, what is the probability he will kick at least 12 field goals in the next 15 tries? Assume independence between tries
a. 0.0000 c. 0.4613 b. 0.2252 d. 0.6481