Math 240

Section /.1 - MAI 240: Applied St Home - >> Students book/SNHUMAT240Master1/chapter/7/section/1 240: Applied Statistics home > 7.1: Hypothesis test for a population proportion zyBooks 7.1.3: Hypothesis test for a population proportion. Jump to level 1 An airline company is interested in improving customer satisfaction rate from the 51% currently claimed The company sponsored a survey of 257 customers and found that 146 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 a = 0.1? Select v