A dependent variable is operationally defined according to _____
a. the way it is manipulated c. according to a narrative
b. the way it is measured d. either a or b
B
The independent variable is manipulated, not the dependent variable. Operational definitions of dependent variables explain how they are measured within the context of the experiment.
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Convenience samples allow individuals to be chosen with a known probability from the population.
Answer the following statement true (T) or false (F)
One major grouping of hallucinogens typically allows the user to remain in some touch with the real world and to remember much of what he or she experienced. This group of drugs was referred to as the
A. narcotics. B. entactogens. C. psychotomimetics. D. phantastica.
Three-year-old Trayvon realizes that thinking takes place inside his head and is becoming aware that he can think about something without seeing, touching, or talking about it. Trayvon is developing __________
A) an elaborative style B) a repetitive style C) metacognition D) magical thinking
In the process of fertilization the __________ and __________ unite, resulting in a single cell
a) sperm; ovum b) zygote; sperm c) embryo; zygote d) ovum; fetus