In general, as the scale of measurement of the dependent variable becomes more precise, statistical power
a. increases c. stays the same
b. decreases d. follows no predictable pattern
A
Powerful statistics are able to detect relationships that exist between variables. Less powerful statistical tests might not be able to detect some of these relationships.
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When Anna moved to her new apartment, she found it very difficult to sleep because of the traffic noise in the neighborhood. However, she gradually became accustomed to the sound of the vehicles as days progressed, and now the noise outside no longer disturbs her sleep. This scenario illustrates an instance of _____
A) negative adaptation B) light adaptation C) sensitization D) dark adaptation
Last week, Harry drank too much tequila, and doing so made him vomit. Now just the smell of tequila makes his stomach a bit queasy. Vomiting after drinking too much tequila is an example of a:
A) US. B) UR. C) CS. D) CR.
Within the first few days of life, infants begin to recognize the smell of their mother's breast and the sound of her voice, which points to __________.
A. the early development of the sense of hearing B. the early development of the sense of taste C. their growing awareness of the difference between themselves and others D. the awareness of a social bond
Charlie practices the piano every day after school because he loves music and finds playing the piano enjoyable. In this example, Charlie's behavior is:
a. extrinsically motivated b. intrinsically motivated c. self-serving d. unmotivated