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a study was conducted to determine the proportions of smokers among senior citizens. In a sample of 100 senior citizens 60 declared they are smokers.

a study was conducted to determine the proportions of smokers among senior citizens. In a sample of 100 senior citizens 60 declared they are smokers. It is claimed that more than 50% are smokers. state the critical value(s) associated with a signficance level of .01

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