The scientific meaning of the word theory is different from how it is most often used in nonscientific language because
a. it describes an explanation based on a variety of well-tested, objective observations rather than speculation.
b. it simply reflects the opinions of a particular scientist instead of the facts.
c. it is phrased in such a way that it cannot be proven incorrect.
d. it can be proven.
Answer: A
Rationale: The phrase "That's just your theory" is neither the scientific meaning of "theory," nor a valid scientific argument.
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a. nonexperimental b. correlational c. experimental d. quasi-experimental
Teachers and other professionals who come in contact with children are considered mandated reporters.
Answer the following statement true (T) or false (F)
A researcher implants an electrode in a rat's brain, and then wires the electrode so that it stimulates a specific brain region every time the rat presses a lever
The rat finds the stimulation so rewarding that it does nothing but press the lever all day. Which of the following brain regions does the electrode most likely stimulate? A) nucleus accumbens B) amygdala C) cerebellum D) thalamus
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a. The null hypothesis c. The real-world hypothesis b. The statistical hypotheses d. The alternative hypothesis