Coal shipments from a mine for the past 18 weeks are: Week 1 2 3 4 5 6 7 8 8 9 10 11 12 13 14 15 16 17 18 Tonnes Shipped

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Coal Shipments From A Mine For The Past 18 Weeks Are Week 1 2 3 4 5 6 7 8 8 9 10 11 12 13 14 15 16 17 18 Tonnes Shipped 1 (276.25 KiB) Viewed 122 times

Coal shipments from a mine for the past 18 weeks are: Week 1 2 3 4 5 6 7 8 8 9 10 11 12 13 14 15 16 17 18 Tonnes Shipped 497 489 481 474 471 467 463 456 452 445 439 435 431 427 419 411 407 402 a-1. Select the correct chart showing plotted data as time series. Chart A Chart B y = 5.5449x+402 82 Chart C y=5.5882x + 392.86 y = -5.3725x + 499.15 500 490 480 470 460 500 490 480 470 460 450 440 430 420 410 400 500 490 480 470 460 450 440 430 420 410 400 450 440 430 420 410 400 1 3 5 7 9 11 13 15 17 3 7 9 11 13 15 17 3 5 7 9 11 13 15 17 (Click to selec a-2. Determine the pattern and explain why an averaging technique would not be appropriate in this case. There is a (Click to select) trend in the data. The averaging technique forecasts willconsistently (Click to select the data. b. Use an appropriate technique to develop a forecast for week 19. (Round the final answer to 2 decimal places.)