In a survey of 1003 U.S. adults, 451 believe that for a person to be considered truly

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In a survey of 1003 U.S. adults, 451 believe that for a person to be considered truly American, it is very important that he or she share American customs and traditions.


Let p be the population proportion for the situation. 

(a) Find point estimates of p and q, 

(b) Construct 90% and 95% confidence intervals for p, and 

(c) Interpret the results of part (b) and compare the widths of the confidence intervals.

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