1.  In a random sample of 1022

Sigchi4life
Category:
Statistics
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Question description

1.  In a random sample of 1022 U.S. adults, 480 think that the U.S. government is doing too little to protect the environment. In another random sample of 1008 U.S. adults taken 10 years ago, 514 think that the U.S. government is doing too little to protect the environment. At  can you reject the claim that the proportion of U.S. adults who think that the U.S. government is doing too little to protect the environment has not changed?

a.  Write the claim mathematically (make sure to state the claim)

b.  State the type of test (in terms of tails)

c.  Find the critical value(s) and the rejection region(s)

d.  Find the standardized test statistic

e.  Decide whether to reject or fail to reject the null hypothesis


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(Top Tutor) Daniel C.
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