Candidate Monmouth University Presidential Election Polling Data Results from Registered Voters Joe Biden Donald Trump Other Party Candidate Undecided Total 196 180 8 16 400 (a) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who will vote for Bide Check the assumptions for constructing this interval and interpret the interval. (b) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who will vote for Trump. Check the assumptions for constructing this interval and interpret the interval. (c) Based on the confidence intervals in parts (a) & (b), does either of Trump or Biden have a clear path to win? Justify your answer using the two intervals.
Candidate Monmouth University Presidential Election Polling Data Results from Registered Voters Joe Biden Donald Trump Other Party Candidate Undecided Total 196 180 8 16 400 (a) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who will vote for Bide Check the assumptions for constructing this interval and interpret the interval. (b) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who will vote for Trump. Check the assumptions for constructing this interval and interpret the interval. (c) Based on the confidence intervals in parts (a) & (b), does either of Trump or Biden have a clear path to win? Justify your answer using the two intervals.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
Related questions
Question
![Candidate
Monmouth University Presidential Election Polling Data
Results from Registered Voters
Joe Biden
Donald Trump
Other Party Candidate
Undecided
Total
196
180
8
16
400
(a) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who
will vote for Biden. Check the assumptions for constructing this interval and interpret the interval.
(b) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who
will vote for Trump. Check the assumptions for constructing this interval and interpret the interval.
(c) Based on the confidence intervals in parts (a) & (b), does either of Trump or Biden have a clear path
to win? Justify your answer using the two intervals.
(d) The final proportions on the November 3 election had Biden with 50% of the Pennsylvania vote and
Trump with 48.8% of the vote. Were the Cls constructed in parts (a) & (b), based on polls taken three
months before the election, accurate?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6dd5592c-eda2-4c8d-b008-e587e9c05591%2Fc6954db9-e255-48a4-b2c8-052c8a8cc48b%2Fyp0tosx_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Candidate
Monmouth University Presidential Election Polling Data
Results from Registered Voters
Joe Biden
Donald Trump
Other Party Candidate
Undecided
Total
196
180
8
16
400
(a) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who
will vote for Biden. Check the assumptions for constructing this interval and interpret the interval.
(b) Construct a 95% confidence interval for p, the true proportion of likely Pennsylvania voters who
will vote for Trump. Check the assumptions for constructing this interval and interpret the interval.
(c) Based on the confidence intervals in parts (a) & (b), does either of Trump or Biden have a clear path
to win? Justify your answer using the two intervals.
(d) The final proportions on the November 3 election had Biden with 50% of the Pennsylvania vote and
Trump with 48.8% of the vote. Were the Cls constructed in parts (a) & (b), based on polls taken three
months before the election, accurate?
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