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Question: Katie is a waitress at the Princeton Restaurant and works on Thursday, Friday, and Saturday and sunday nights. The following table shows the number of customers that she served during the past twelve nights on her schedule. Use multiplicative decomposition to forecast the number of customers that Katie will serve in Period 12.
Period
Day
Customers
Thurs
27
sat
26
Fri
21
sum
14
Sat
thur
sun
22
friday
30
28
10
Sun
Can you explain how to do this in excel?
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