In a January 2020 survey by Pew Research, a random sample of 1504 adults were asked what they thought should be the top priority for the President and Congress. 963 respondents said climate change should be the top priority. Calculate a 95% confidence interval for the proportion of adults who feel that climate change should be the top priority of the U.S. government, and answer the following questions based on those calculations.

MATLAB: An Introduction with Applications
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d. What is the upper bound for the confidence interval? e. Interpret the confidence interval you have calculated
d. What is the upper bound for the confidence interval?
e. Interpret the confidence interval you have calculated
Transcribed Image Text:d. What is the upper bound for the confidence interval? e. Interpret the confidence interval you have calculated
. In a January 2020 survey by Pew Research, a random sample of 1504 adults were asked what they
thought should be the top priority for the President and Congress. 963 respondents said climate
change should be the top priority. Calculate a 95% confidence interval for the proportion of adults
who feel that climate change should be the top priority of the U.S. government, and answer the
following questions based on those calculations.
Transcribed Image Text:. In a January 2020 survey by Pew Research, a random sample of 1504 adults were asked what they thought should be the top priority for the President and Congress. 963 respondents said climate change should be the top priority. Calculate a 95% confidence interval for the proportion of adults who feel that climate change should be the top priority of the U.S. government, and answer the following questions based on those calculations.
Expert Solution
Step 1

Givenn=1504x=963p^=xn=9631504=0.6403α=1-0.95-0.05α2=0.025zc=zα2=z0.025=1.96    (from standard normal table)

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