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What percentage of Americans believe in global warming? A survey on 2,251 randomly selected individuals conducted in October 2010 found that 1,328 answered "Yes" to the question, "Is there solid evidence of global warming?" A bootstrap distribution for this data is shown. Give and interpret a 95% CI for the proportion of Americans who believe there is solid evidence of global warming using both the 95% rule and the percentile method.

What percentage of Americans believe in global warming? A survey on 2,251 randomly selected individuals conducted in October 2010 found that 1,328 answered "Yes" to the question, "Is there solid evidence of global warming?" A bootstrap distribution for this data is shown. Give and interpret a 95% CI for the proportion of Americans who believe there is solid evidence of global warming using both the 95% rule and the percentile method.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Problem 1: Global Warming What percentage of Americans believe in global warming? A survey on 2,251 randomly selected individuals conducted in October 2010 found that 1,328 answered "Yes" to the question, "Is there solid evidence of global warming?" A bootstrap distribution for this data is shown. Give and interpret a 95% CI for the proportion of Americans who believe there is solid evidence of global warming using both the 95% rule and the percentile method. Bootstrap Dotplot of Proportion - 80 60 40 20 0 0.55 Left Tail Two-Tail Right Tail 0.56 0.57 0.58 059 0.590 0.60 # samples - 3000 mean 0.590 st.dev. 0.010 0.61 0.62 Original Sample Count n Proportion 1328 2251 0.590 Bootstrap Sample Count n Proportion 1304 2251 0.579
Transcribed Image Text:Problem 1: Global Warming What percentage of Americans believe in global warming? A survey on 2,251 randomly selected individuals conducted in October 2010 found that 1,328 answered "Yes" to the question, "Is there solid evidence of global warming?" A bootstrap distribution for this data is shown. Give and interpret a 95% CI for the proportion of Americans who believe there is solid evidence of global warming using both the 95% rule and the percentile method. Bootstrap Dotplot of Proportion - 80 60 40 20 0 0.55 Left Tail Two-Tail Right Tail 0.56 0.57 0.58 059 0.590 0.60 # samples - 3000 mean 0.590 st.dev. 0.010 0.61 0.62 Original Sample Count n Proportion 1328 2251 0.590 Bootstrap Sample Count n Proportion 1304 2251 0.579
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