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What is the test statistic z

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Reference no: EM132847663

An airline company is interested in improving customer satisfaction rate from the 51% currently claimed. The company sponsored a survey of 266 customers and found that 151 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 a=0.1?

Reference no: EM132847663

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