Question: The technical support call centre for a software company has a mean wait time of 210 s, with a standard deviation of 40 s. The

The technical support call centre for a software company has a mean wait time of 210 s, with a standard deviation of 40 s. The management team wants to continue to improve customer satisfaction by setting a wait-time standard. If the company wants 85% of the calls to be answered within a new time specification, what maximum wait time be should used? Make sure to round your answer to the nearest second.

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