12. During a school election the local news polled 386 students. The paper reported that 239 students were in favour of candidate A (grade 12) for president. a) Determine the percent of the students voted for candidate A? b) Use a 99% confidence level to calculate the margin of error. c) Find the confidence intervals for the result of the election.
12. During a school election the local news polled 386 students. The paper reported that 239 students were in favour of candidate A (grade 12) for president. a) Determine the percent of the students voted for candidate A? b) Use a 99% confidence level to calculate the margin of error. c) Find the confidence intervals for the result of the election.
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Answer question 12 and show all the steps.
![12. During a school election the local news polled 386 students. The paper reported that 239
students were in favour of candidate A (grade 12) for president.
a) Determine the percent of the students voted for candidate A?
bart (d
b) Use a 99% confidence level to calculate the margin of error.
c) Find the confidence intervals for the result of the election.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd197b18e-cfcf-4775-9bf7-63a8bbbbe073%2Fe90581d8-757f-40a6-95cc-73b2799549ac%2Fwjem9cm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:12. During a school election the local news polled 386 students. The paper reported that 239
students were in favour of candidate A (grade 12) for president.
a) Determine the percent of the students voted for candidate A?
bart (d
b) Use a 99% confidence level to calculate the margin of error.
c) Find the confidence intervals for the result of the election.
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