The owner of the West End Kwick Fill Gas Station wishes to determine the proportion of customers
Question:
The owner of the West End Kwick Fill Gas Station wishes to determine the proportion of customers who pay at the pump using a credit card or debit card. He surveys 100 customers and finds that 85 paid at the pump. Estimate the value of the population proportion. Develop a 95% confidence interval for the population proportion. Interpret your findings.
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Step by Step Answer:
First lets establish the population of interest Since the population is customers using a credit car...View the full answer
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Related Book For 
Basic Statistics In Business And Economics
ISBN: 9781260597578
10th Edition
Authors: Douglas A. Lind, William G. Marchal, Samuel A. Wathen
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