Question
Cost of Pizza. A pizza shop owner wishes to find the 90% confidence interval of the true mean cost of a large plain pizza. How
Cost of Pizza. A pizza shop owner wishes to find the 90% confidence interval of the true mean cost of a large plain pizza. How large should the sample be if she wishes to be accurate to within $0.19? A previous study showed that the standard deviation of the price was $0.26. Round up to next whole number
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Finite Mathematics and Its Applications
Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair
12th edition
978-0134768588, 9780134437767, 134768582, 134437764, 978-0134768632
