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CHALLENGE ACTIVITY 7.1.3: Hypothesis test for a population proportion. 270604.2001558.qx3zgy7 Jump to level 1 A home improvement company is interested in improving customer satisfaction rate from the 50% currently claimed. The company sponsored a survey of 297 customers and found that 158 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is different 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 different than the claim by the company at a significance level of a = 0.1? Select v