In research reports, a statement that "the results of the
experiment were statistically significant" means that the
difference must be large enough so that it would occur by chance in how many experiments out of 100?
a. less than five
b. less than 20
c. more than five
d. more than 20
ANSWER: a
Psychology
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Indicate whether this statement is true or false.
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Approximately what percent of American twelfth-graders smoke on a daily basis?
A) 31 B) 23 C) 11 D) 3
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