An airline company is interested in improving customer satisfaction rate from the 80% currently claimed. The company sponsored a survey of 103 customers and found that 90 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is higher than the claim by the company. a=0.05 z= p=
An airline company is interested in improving customer satisfaction rate from the 80% currently claimed. The company sponsored a survey of 103 customers and found that 90 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is higher than the claim by the company. a=0.05 z= p=
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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An airline company is interested in improving customer satisfaction rate from the 80% currently claimed. The company sponsored a survey of 103 customers and found that 90 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is higher than the claim by the company. a=0.05
z=
p=
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