A sample of 300 orders for take-out food at a local pizzeria found that the average cost of an order was $23 with s-$15. a) Find the margin of error for this result if you want a 95% confidence interval for the average cost of an order. Interpret for the management the margin of error. If we need to be 99% confidence, does the margin of error become larger or smaller? Find the margin of error for a 99% confidence interval. b) c) d)
A sample of 300 orders for take-out food at a local pizzeria found that the average cost of an order was $23 with s-$15. a) Find the margin of error for this result if you want a 95% confidence interval for the average cost of an order. Interpret for the management the margin of error. If we need to be 99% confidence, does the margin of error become larger or smaller? Find the margin of error for a 99% confidence interval. b) c) d)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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