An airline company is interested in improving customer satisfaction rate from the 75% currently claimed. The company sponsored a survey of 249 customers and found that 196 customers were satisfied. What is the test statistic z? Ex: 2.22: What is the p-value? Ex: 0.123 Does sufficient evidence exist that the customer satisfaction rate is higher than the claim by the company at a significance level of a = 0.01? Select ✓

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