79. Movie theaters make as much as 85% profit on items sold at the concession stand. Without snacks at the movies, there would be no movies! A theater owner suspected that less than half of 1 his customers purchased food at the concession counter. To examine this claim, a random sample of 80 patrons was selected and 35 of them purchased food. (a) State the hypotheses in symbols and words to test the theater owner's claim. (b) Calculate the test statistic. (c) Calculate the p-value. (d) Interpret the p-value.

79. Movie theaters make as much as 85% profit on items sold at the concession stand. Without snacks at the movies, there would be no movies! A theater owner suspected that less than half of 1 his customers purchased food at the concession counter. To examine this claim, a random sample of 80 patrons was selected and 35 of them purchased food. (a) State the hypotheses in symbols and words to test the theater owner's claim. (b) Calculate the test statistic. (c) Calculate the p-value. (d) Interpret the p-value.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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