A retailer is looking to evaluate its customer service. Management has determined that if the retailer wants to stay competitive, then it will have to have at least a 91% satisfaction rate among its...

A retailer is looking to evaluate its customer service. Management has determined that if the retailer wants to stay competitive, then it will have to have at least a 91% satisfaction rate among its customers. Management will take corrective actions if the satisfaction rate falls below 91%. They conduct a survey to determine if the satisfaction rate is lower than 91%. A survey of 2,450 customers showed that 2205 were satisfied with their customer service.

(a) Give thetest statistic. (Round to two decimal places.)

(b) Give thep-value (Round to three decimal places.)

(c)State whether or not the
management should take corrective action, based on a 5% significance level. Explain briefly.