Question: please write by handwithout excel 7 points At the corner restaurant, Cafe XYZ managers have tracked the number of meals served at lunch over the

please write by handwithout excel 7 points At the
please write by handwithout excel
7 points At the corner restaurant, Cafe XYZ managers have tracked the number of meals served at lunch over the last four weeks. The data seem to display substantial variation by day of the week, and so the manager wants to forecast demand and account for seasonality ty day. The data from the last 4 weeks are shown in the table below. 8 de Day of the Week: Sun Mon Tues Wed Thurs Fri Sat Totals: Demand Week 1 120 85 90 100 88 110 77 670 Demand Week 2 Demand Week 3 Demand Week 4 115 1121 1130 92 87 90 91 85 79 98 1110 102 91 95 100 115 119 108 70 82 672 699 688 79 486 354 345 410 374 Totals: 452 2729 308 (Give 3 decimals) (a) Compute the seasonal index for Tuesday (b) A forecaster has given a forecast (without seasonality) for the total demand of lunch meals for Week 5 at the restaurant to be 735, Compute the seasonal forecast for Tuesday of Week 5. (Give answer to one decimal)

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