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An airline company is interested in improving customer satisfaction rate from the 55% currently claimed. The company sponsored a survey of 199 customers and found

An airline company is interested in improving customer satisfaction rate from the 55% currently claimed. The company sponsored a survey of 199 customers and found that 119 customers were satisfied. Determine whether sufficient evidence exist that the customer satisfaction rate is higher than the claim by the company at a significance level of a = 0.01?

need test statistic and P value

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