Business, 15.02.2021 20:20 himatasy

Freight car loadings over an 18-week period at a busy port are as follows: Week Number Week Number Week Number
1 370 7 415 13 450
2 380 8 425 14 455
3 390 9 435 15 475
4 380 10 425 16 485
5 390 11 435 17 495
6 395 12 445 18 505

a. Determine a linear trend line for expected freight car loadings.
b. Use the above trend equation to predict expected loadings for Weeks 20 & 21.
c. The manager intends to install new equipment when the volume exceeds 950 loadings per week. Assuming the current trend continues, in which week (at the earliest) should the loading volume reach that level?

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Freight car loadings over an 18-week period at a busy port are as follows: Week Number Week Number...

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