If a study is found to have statistical significance, what is true of that study's practical significance?
a. The statistical and practical significance of a study two ways of reporting the same thing.
b. The study cannot be practically significant.
c. The study may or may not be practically significant.
d. The study must be practically significant.
Answer: C
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An individual at the 25th percentile would have a z score of approximately _____
a. +1 b. –.67 c. +.85 d. none of the above
Prescription drugs can be abused.
Answer the following statement true (T) or false (F)
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