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An airline company is interested in improving customer satisfaction rate from the 68% currently claimed. The company sponsored a survey of 234 customers and found

An airline company is interested in improving customer satisfaction rate from the 68% currently claimed. The company sponsored a survey of 234 customers and found that 167 customers were satisfied. What is the test statistic z? What is the p-value? Does sufficient evidence exist that the customer satisfaction rate is higher than the claim by the company at a significance level of =0.01

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