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Mathematics, 16.06.2020 06:57 kira3039
A dentist notices that many of his patients that have been complaining of gum soreness have been using a particular brand of teeth whitening toothpaste. To determine what proportion of his patients are using this toothpaste, he selects 35 random patient files and finds that 27 of these patients are using this same toothpaste.
a. What is the margin of error for a 95% confidence interval to the nearest tenth of a percent?
b. If the number of patient files in this study were increased to 100, what would happen to the margin of error?
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A dentist notices that many of his patients that have been complaining of gum soreness have been usi...
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