8) A local supermarket spent $250,000 remodeling. Prior to remodeling, the average daily receipts were $57,500. In a sample of 18 days following the remodeling, daily receipts were $59,800 with a standard deviation of $5,460. At the 10% significance level, what can you conclude as to whether the remodeling improved daily receipts?

8) A local supermarket spent $250,000 remodeling. Prior to remodeling, the average daily receipts were $57,500. In a sample of 18 days following the remodeling, daily receipts were $59,800 with a standard deviation of $5,460. At the 10% significance level, what can you conclude as to whether the remodeling improved daily receipts?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 1GP

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Question

A local supermarket spent $250,000 remodeling. Prior to remodeling, the average daily receipts were $57,500. In a sample of 18 days following the remodeling, daily receipts were $59,800, with a standard deviation of $5,460. At the 10% significance level, what can you conclude as to whether the remodeling improved daily receipts?