An important difference between the organizing and activating effects of hormones is that activating effects ______.
A. are always temporary
B. are permanent
C. occur anytime in the individual's lifetime
D. usually occur early in development
Answer: C
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Roger wants to study whether the level of personal income predicts happiness. He operationally defines income as "the gross amount of money a person earns in a calendar year." He operationally defines happiness as "the ability of that person to stand on one leg for longer than 3 minutes." What is glaringly wrong with Roger's study?
A) It lacks validity; income can be measured, but happiness cannot. B) It lacks reliability; the operational definitions of the properties under study produce inconsistent measurements. C) It lacks validity; the operational definition of happiness is unrelated to the underlying property of happiness. D) It lacks reliability; it is difficult to precisely measure both income and happiness.
How are cataracts treated?
A. Cataracts are treated through the use of medicated eye drops. B. Cataracts are treated through a surgical procedure in which the lens is replaced with an artificial lens. C. Cataracts are treated through laser technology. D. Cataracts cannot be treated and are a common cause of blindness in old age.
Marta believes that her husband has been replaced by a space alien, while Tanya believes against all evidence that her husband is unfaithful. Marta would most likely be diagnosed with
a. schizophrenia, while Tanya would have a delusional disorder. b. multiple personalities, while Tanya would have schizophrenia. c. delusional disorder, while Tanya would have a conversion disorder. d. a conversion disorder, while Tanya would have multiple personalities.
An operational definition is a description of some kind of physical event
Indicate whether the statement is true or false