_ _...l_ __ ._ . _. an airline company is interested in improying customer satisfaction rate from the [31% currently claimed. The company sponsored a suryey of 255 customers and found that 168 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is higher than the claim by the company. What is the test statistic 2'? Ex: 1 .23 What is the pyalue? Ex: [3.456 Does sufficient evidence exist that the customer satisfaction rate is different than the claim by the company at a significance leyel ofoc = 0.01