The following information pertains to telephone calls to a motel switchboard on a typical Tuesday. Use Table 1. Period Incoming Rate (calls per minute) Service Rate (calls per minute per operator) Number of Operators Morning 2.1 1.5 2 Afternoon 2.4 1.0 3 Evening 1.7 .5 4 a. Determine the average time callers wait to have their calls answered for each period and the probability that a caller will have to wait for each period. (Round intermediate calculations and final answers to 3 decimal places.) Period Pw Morning Afternoon Evening b. Determine the maximum line length for a probability of 92 percent. (Round your intermediate calculations to 3 decimal places and round up your final answers to the next whole number.) Period Lmax Morning Afternoon Evening please explain step by step. Lq is not getting correct.