Question
An airline company is interested in improving customer satisfaction rate from the 70% currently claimed. The company sponsored a survey of 181 customers and found
An airline company is interested in improving customer satisfaction rate from the 70% currently claimed. The company sponsored a survey of 181 customers and found 139 that customers were satisfied. What is the test statistic ? What is the -value? Does sufficient evidence exist that the customer satisfaction rate is higher than the claim by the company at a significance level of ?
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A Survey Of Mathematics With Applications
Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde
11th Edition
0135740460, 978-0135740460
