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Life rating in Greece. Greece faced a severe economic crisis since the end of 2009. Suppose...

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Life rating in Greece. Greece faced a severe economic crisissince the end of 2009. Suppose a Gallup poll surveyed 1,000randomly sampled Greeks in 2011 and found that 27% of them saidthey would rate their lives poorly enough to be considered\"suffering.\" Round all answers to four decimal places. 1. What isthe population parameter of interest? A. The 25% of Greeks in thesample who believe they are suffering. B. The actual proportion ofGreeks who believe they are suffering. C. The score on the surveythat corresponds to suffering. D. All the people who live inGreece. 2. What is the value of the point estimate of thisparameter? 3. Construct a 95% confidence interval for theproportion of Greeks who are \"suffering.\" ( , ) 4. If we decided touse a higher confidence level, the confidence interval would be: A.wider B. narrower C. stay the same 5. If we used the sameconfidence level with a larger sample, the confidence intervalwould be: A. wider B. narrower C. stay the same

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Solution Given that1B The actual proportion of Greeks who believethey are sufferingn 10002    See Answer
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