Greece has faced a severe economic crisis since the end of 2009. A Gallup poll surveyed 1,000 randomly sampled Greeks in 2011 and found that 25% of them said they would rate their lives poorly enough to be considered "suffering". Construct a 95% confidence interval for the proportion of Greeks who are "suffering" and interpret it in the context of the data. P (1- P) SE = C.I. => p + z* x SE п

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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2. Life rating in Greece. Greece has faced a severe economic crisis since the end of 2009. A Gallup poll surveyed
1,000 randomly sampled Greeks in 2011 and found that 25% of them said they would rate their lives poorly
enough to be considered "suffering". Construct a 95% confidence interval for the proportion of Greeks who are
"suffering" and interpret it in the context of the data.
P (1- P)
SE =
C.I. => p + z* x SE
п
Transcribed Image Text:2. Life rating in Greece. Greece has faced a severe economic crisis since the end of 2009. A Gallup poll surveyed 1,000 randomly sampled Greeks in 2011 and found that 25% of them said they would rate their lives poorly enough to be considered "suffering". Construct a 95% confidence interval for the proportion of Greeks who are "suffering" and interpret it in the context of the data. P (1- P) SE = C.I. => p + z* x SE п
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