Question 136557
You are interested in whether men participate more than women in political activities, so you survey 632 men and 675 women and ask them how many political events they attended within the past year. Here are your results: 
MEN WOMEN 
mean = 1.58 mean = 1.42 
s.d. = 0.10 s.d. = 0.23 
N=432 N=375 
With 95% confidence what do you conclude?
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95% CI: 0.13488 < p(m)-p(w) < You are interested in whether men participate more than women in political activities, so you survey 632 men and 675 women and ask them how many political events they attended within the past year. Here are your results: 
MEN WOMEN 
mean = 1.58 mean = 1.42 
s.d. = 0.10 s.d. = 0.23 
N=432 N=375 
With 95% confidence what do you conclude?
95% CI: 0.13488 < p(men)-p(women) < 0.18512
With 95% confidence you can say the following:
Men have between 13% and 18% more political participation than women.
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Cheers,
Stan H.