CHALLENGE ACTIVITY 7.1.3: Hypothesis test for a population proportion. 270604.2217094 0x3zay7 V Jump to level 1 An airline company is interested in improving customer satisfaction rate from the 60% currently claimed. 2 The company sponsored a survey of 184 customers and found that 120 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 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 o = 0.05? Select v 2 3 Check Try again Feedback