CHALLBIGE . . . mum I 7.1.3: vaotheSIS test for a population proportion. Jump to level 1 A home improvement company is interested in improving customer satisfaction rate from the 64% currently claimed. The company sponsored a survey of 231 customers and found that 159 customers were satisfied. Determine whether sufcient evidence exists that the customer satisfaction rate is different than the claim by the company. What is the test statistic 2:? Ex: 1.23 What is the pvalue? Ex: 0.456 Does sufficient evidence exist that the customer satisfaction rate is different than the claim by the company at a significancelevel ofo: = 0.1