In the most recent YouGov survey of 1,500 U.S. Adults Citizens, 39% said they approve of the job the president is doing, 51% disapprove, while 10% are not sure. The current average of approval ratings for the president is 41.6% (calculated by fivethirtyeight com)

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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In the most recent YouGov survey of 1,500 U.S. Adults Citizens,
39% said they approve of the job the president is doing, 51%
disapprove, while 10% are not sure. The current average of
approval ratings for the president is 41.6% (calculated by
fivethirtyeight.com).
Transcribed Image Text:In the most recent YouGov survey of 1,500 U.S. Adults Citizens, 39% said they approve of the job the president is doing, 51% disapprove, while 10% are not sure. The current average of approval ratings for the president is 41.6% (calculated by fivethirtyeight.com).
Still referring to the YouGov survey, a political pundit claims the
president's true approval rating is 37.9%.
Which of the following statements is correct?
We can reject the hypothesis that the presidential approval rating is
larger or equal than the claimed one with 80% confidence
We can reject the hypothesis that the presidential approval rating is
larger or equal than the claimed one with 85% confidence
We can reject the hypothesis that the presidential approval rating is
larger or equal than the claimed one with 90% confidence
We can reject the hypothesis that the presidential approval rating is
larger or equal than the claimed one with 95% confidence
Transcribed Image Text:Still referring to the YouGov survey, a political pundit claims the president's true approval rating is 37.9%. Which of the following statements is correct? We can reject the hypothesis that the presidential approval rating is larger or equal than the claimed one with 80% confidence We can reject the hypothesis that the presidential approval rating is larger or equal than the claimed one with 85% confidence We can reject the hypothesis that the presidential approval rating is larger or equal than the claimed one with 90% confidence We can reject the hypothesis that the presidential approval rating is larger or equal than the claimed one with 95% confidence
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