Figure 3 illustrates the effect of changing the confidence level to 80%. endobj In this problem they all give similar answers. 2. 13 0 obj Since That Given Above Is The Actual Interval Estimate Of P But Is A Function Of P, Instead Of Simply Replacing P By, We Could Solve It For P, Thus Giving A More Accurate Interval. 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√25 = ( 1.711 ) ∙ 4.15 √25 = ( 1.711 ) ∙ 4.15 =! 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