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a) Calculate a confidence intervals for p1 at 1% significance level. Mu= 395,625, SD=78,550. Are the confidence intervals overlapping ? Check all the necessary assumptions that are required to perform these calculations.

b) Calculate a confidence intervals for p2 at 1% significance level. Mu= 394,893, SD=73,377. Are the confidence intervals overlapping ? Check all the necessary assumptions that are required to perform these calculations.

c) Construct now the 95% confidence interval for the difference p1-p2. Could you conclude that p1 and p2 are different ? Explain your answer.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91002902

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