MON TUE WED THU FRI SAT WEEK 1 210 178 250 215 160 180 WEEK 2 215 180 250 213 165 185 WEEK 3 220 176 260 220 175 190 WEEK 4 225 178 260 225 176 190

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Question
The director of the Riley County, Kansas, library system
would like to forecast evening patron usage for next week.
Below are the data for the past 4 weeks:                                                                                                           a) Calculate a seasonal index for each day of the week.
b) If the trend equation for this problem is y = 201. 74 + .18x,
what is the forecast for each day of week 5? Round your forecast
to the nearest whole number.
MON
TUE
WED
THU
FRI
SAT
WEEK 1
210
178
250
215
160
180
WEEK 2
215
180
250
213
165
185
WEEK 3
220
176
260
220
175
190
WEEK 4
225
178
260
225
176
190
Transcribed Image Text:MON TUE WED THU FRI SAT WEEK 1 210 178 250 215 160 180 WEEK 2 215 180 250 213 165 185 WEEK 3 220 176 260 220 175 190 WEEK 4 225 178 260 225 176 190
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