A tourist center is open on weekends (friday, saturday, sunday).

     A tourist   center is open on weekends (Friday, Saturday, Sunday). The owner-manager   hopes to improve scheduling of part-time employees by determining seasonal   relatives for each of these days. Data on recent traffic at the center have   been tabulated and are shown in the following table: Friday: week 1 week 2   week 3 week 4 week 5 week 6 149 154 152 150 159 163 Saturday: 250 255 260 268   273 276 Sunday; 166 162 171 173 176 183 a)Develop seasonal relatives for the   shop b) Use a naive trend approach to predict sales transactions for the   following week.    

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