Question: Problem 3 - 7 ( Algo ) Freight car loadings over an 1 8 - week period at a busy port are as follows:

Problem 3-7(Algo)
Freight car loadings over an 18-week period at a busy port are as follows:
\table[[Week,Number,Week,Number,Week,Number],[1,340,7,465,13,565],[2,345,8,445,14,570],[3,350,9,485,15,620],[4,345,10,480,16,625],[5,350,11,520,17,630],[6,355,12,560,18,635]]
Click here for the Excel Data File
a. Determine a linear trend line for expected freight car loadings. (Round your intermediate calculations a decimal places.)
Problem 3-7(Algo) Freight car loadings over an 18-week period at a

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