The intensity of a light stimulus corresponds to __________.
A. brightness
B. saturation
C. hue
D. color
Answer: A
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In deciding whether to conduct a particular research investigation, the researcher should do all of the following except:
a. evaluate the ethical acceptability of the research b. consider whether any participant will be at risk c. ensure that the researcher is in compliance with institutional procedures d. consider how participants will be informed of the hypothesis and purpose of the research
Infants' excellent ability to discriminate among all spoken sounds implies that they are prepared to
a. use sounds to detect the approach of looming objects. b. apply stereopsis when reading is eventually learned. c. identify the locations of sound sources. d. learn any human language.
The following are all reasons why researchers have difficulty establishing prevalence rates of
childhood onset-schizophrenia except: a. Relatively frequent revisions of the diagnostic criteria hinder researchers' ability to make comparisons of studies conducted at different points in time and with different diagnostic criteria. b. Most studies of schizophrenia have been conducted with adults; studies of children and adolescents are still rare. c. Few studies have been conducted in non-industrialized countries. d. Most studies have been conducted with middle- and high-income families, who are not representative of the population as a whole. e. The disorder is rare, making it difficult to conduct large epidemiological studies to establish its prevalence with accuracy.
What type of research examines relations among measured characteristics, behaviors, and events?
A. longitudinal B. correlational C. experimental D. sequential