A 2013 poll found that 24% of Chinese adults see crime as
a very big problem, and the st...
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Mathematics, 19.03.2020 17:09 alejandra340
A 2013 poll found that 24% of Chinese adults see crime as
a very big problem, and the standard error for this estimate, which can reasonably be modeled
using a normal distribution, is SE = 1:8%.57 Suppose an issue will get special attention from the
Chinese government if more than 1-in-5 Chinese adults express concern on an issue.
(a) Construct hypotheses regarding whether or not crime should receive special attention by the
Chinese government according to the 1-in-5 guideline.
(b) Discuss the appropriateness of using a one-sided or two-sided test for this exercise. Consider:
for this decision process, would we care about one or both directions?
(c) Should crime receive special attention? Use a hypothesis test to justify your answer.
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