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At the end of a 52-week study to determine how to help smokers quit, subjects were randomly placed ...

At the end of a 52-week study to determine how to help smokers quit, subjects were randomly placed into a nicotine lozenge group or a placebo group. To determine if the randomization was effective, the proportion of males in each group was obtained. The researchers found that 42.9% of the 459 subjects given the nicotine lozenge were males, and 40.2% of the 458 subjects given the placebo were males. Determine thep-value and test decision for determining if the proportion of males in the two groups differed. Useα= 0.05.

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p-value = 0.601; fail to rejectH₀

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p-value = 0.040; rejectH₀

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p-value = 0.399; rejectH₀

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p-value = 0.399; fail to rejectH₀

Textbook

Introductory Statistics: A Problem-Solving Approach

Edition: 3^rd

Author: Kokoska

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