Question
Exit polling is a popular technique used to determine the outcome of an election prior to results being tallied. Suppose a referendum to increase funding
Exit polling is a popular technique used to determine the outcome of an election prior to results being tallied. Suppose a referendum to increase funding for education is on the ballot in a large town (voting population over 100,000). An exit poll of 300 voters finds that 156 voted for the referendum. How likely are the results of your sample if the population proportion of voters in the town in favor of the referendum is 0.48? Based on your result, comment on the dangers of using exit polling to call elections.
Part 1 How likely are the results of your sample if the population proportion of voters in the town in favor of the referendum is 0.48?
The probability that more than 156 people voted for the referendum is enter your response here. (Round to four decimal places as needed.)
Part 2 Comment on the dangers of using exit polling to call elections. Choose the correct answer below.
A. The result is not unusual because the probability that p is equal to or more extreme than the sample proportion is less than 5%. Thus, it is unusual for a wrong call to be made in an election if exit polling alone is considered.
B. The result
isnot
unusual because the probability that
p
is equal to or more extreme than the sample proportion is
greater
than 5%. Thus, it
isnot
unusual for a wrong call to be made in an election if exit polling alone is considered.
C.
The result
is
unusual because the probability that
p
is equal to or more extreme than the sample proportion is
less
than 5%. Thus, it
is
unusual for a wrong call to be made in an election if exit polling alone is considered.
D.
The result
is
unusual because the probability that
p
is equal to or more extreme than the sample proportion is
greater
than 5%. Thus, it
isnot
unusual for a wrong call to be made in an election if exit polling alone is considered.
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