Essay
A poll was taken this year asking college students if they considered themselves overweight.A similar poll was taken five years ago.Results are summarized below.Has the proportion increased significantly? Let α = .05. 
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H0: p1 - p2 ≤ 0
Ha: p1 - p2 > 0
z = ...View Answer
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Correct Answer:
Verified
Ha: p1 - p2 > 0
z = ...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
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