Hypothesis test-public opinion

Reference no: EM13112522

The lives of many people are affected by a fear that prevents them from flying. The Marist Institute for Public Opinion conducted a poll of 1014 adults, 48%of whom were men. The results reported in USA Today showed that 12% of men and 33% of the women fear flying.

a) Is there sufficient evidence to conclude that there is a significant difference between the percentage of men and the percentage of women who fear flying?

b) Construct a 95% confidence interval for the percentage of men who fear flying.

c) Based on the results from (b) , which is typical of the statement that would be reported in a newspaper or magazine. "Based on the Public opinion poll, the percentage of men who feared flying is 12% with a margin of error of ?_____?

Reference no: EM13112522

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Hypothesis test-percentage of women : The lives of many people are affected by a fear that prevents them from flying. The Marist Institute for Public Opinion conducted a poll of 1014 adults

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