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1. Using the clean data file provided below, prepare a correlation matrix showing the relationship among all of the variables. Prepare a visual diagram of
1. Using the clean data file provided below, prepare a correlation matrix showing the relationship among all of the variables.
Prepare a visual diagram of the relationship between total operating cost and the single best driver identified in question 2a above. Add a regression trend line to the graph.
What is the estimate of weekly fixed cost?
What is the estimate of variable cost per unit of x?
What is the estimate of variable cost per unit of x?
\begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|c|} \hline 1 & Week & & nue & & ost & Hours & Items Developed & Meals) & (Donated Meals) & Produced & Sold & Meals Donated \\ \hline 2 & 1 & $ & 4,805 & $ & 3,375 & 110 & 2 & 375 & 6 & 2,746 & 1,373 & 1,373 \\ \hline 3 & 2 & $ & 3,754 & $ & 3,465 & 94 & 3 & 315 & 8 & 2,145 & 1,073 & 1,073 \\ \hline 4 & 3 & $ & 3,879 & $ & 3,564 & 98 & 3 & 325 & 8 & 2,217 & 1,108 & 1,108 \\ \hline 5 & 4 & $ & 4,555 & $ & 3,318 & 98 & 2 & 450 & 6 & 2,603 & 1,301 & 1,301 \\ \hline 6 & 5 & $ & 4,630 & $ & 3,722 & 98 & 3 & 445 & 8 & 2,646 & 1,323 & 1,323 \\ \hline 7 & 6 & $ & 5,230 & $ & 3,419 & 131 & 3 & 435 & 8 & 2,989 & 1,494 & 1,494 \\ \hline 8 & 7 & $ & 4,705 & $ & 3,412 & 105 & 2 & 465 & 6 & 2,688 & 1,344 & 1,344 \\ \hline 9 & 8 & $ & 4,505 & $ & 3,620 & 110 & 5 & 400 & 6 & 2,574 & 1,287 & 1,287 \\ \hline 10 & 9 & $ & 4,680 & $ & 3,724 & 115 & 3 & 400 & 6 & 2,674 & 1,337 & 1,337 \\ \hline 11 & 10 & $ & 4,830 & $ & 3,545 & 125 & 3 & 425 & 8 & 2,760 & 1,380 & 1,380 \\ \hline 12 & 11 & $ & 4,945 & $ & 3,646 & 140 & 3 & 440 & 8 & 2,826 & 1,413 & 1,413 \\ \hline 13 & 12 & $ & 5,305 & $ & 3,539 & 125 & 3 & 460 & 6 & 3,032 & 1,516 & 1,516 \\ \hline 14 & 13 & $ & 4,925 & $ & 3,512 & 100 & 2 & 375 & 6 & 2,814 & 1,407 & 1,407 \\ \hline 15 & 14 & $ & 4,705 & $ & 3,702 & 146 & 3 & 350 & 8 & 2,688 & 1,344 & 1,344 \\ \hline 16 & 15 & $ & 4,830 & $ & 3,829 & 101 & 5 & 460 & 8 & 2,760 & 1,380 & 1,380 \\ \hline 17 & 16 & $ & 5,455 & $ & 3,640 & 131 & 3 & 475 & 6 & 3,117 & 1,559 & 1,559 \\ \hline 18 & 17 & $ & 5,205 & $ & 3,961 & 135 & 4 & 400 & 8 & 2,974 & 1,487 & 1,487 \\ \hline 19 & 18 & $ & 4,200 & $ & 3,893 & 135 & 4 & 460 & 8 & 2,400 & 1,200 & 1,200 \\ \hline 20 & 19 & $ & 5,380 & $ & 3,517 & 135 & 3 & 450 & 8 & 3,075 & 1,537 & 1,537 \\ \hline 21 & 20 & $ & 6,381 & $ & 4,234 & 135 & 4 & 600 & 8 & 3,647 & 1,823 & 1,823 \\ \hline 22 & 21 & $ & 6,757 & $ & 4,356 & 135 & 2 & 620 & 8 & 3,861 & 1,931 & 1,931 \\ \hline 23 & 22 & $ & 5,355 & $ & 4,074 & 139 & 4 & 412 & 8 & 3,060 & 1,530 & 1,530 \\ \hline 24 & 23 & $ & 5,506 & $ & 4,057 & 141 & 3 & 440 & 8 & 3,146 & 1,573 & 1,573 \\ \hline 25 & 24 & $ & 5,506 & $ & 3,983 & 143 & 4 & 460 & 8 & 3,146 & 1,573 & 1,573 \\ \hline 26 & 25 & $ & 5,756 & $ & 3,855 & 143 & 3 & 465 & 8 & 3,289 & 1,645 & 1,645 \\ \hline 27 & 26 & $ & 6,256 & $ & 4,151 & 143 & 4 & 570 & 8 & 3,575 & 1,788 & 1,788 \\ \hline 28 & 27 & $ & 5,565 & $ & 3,718 & 131 & 2 & 400 & 8 & 3,180 & 1,590 & 1,590 \\ \hline 29 & 28 & $ & 5,656 & $ & 4,174 & 146 & 3 & 458 & 8 & 3,232 & 1,616 & 1,616 \\ \hline 30 & 29 & $ & 5,856 & $ & 3,966 & 147 & 3 & 490 & 8 & 3,346 & 1,673 & 1,673 \\ \hline 31 & 30 & $ & 6,406 & $ & 4,270 & 147 & 4 & 588 & 8 & 3,661 & 1,830 & 1,830 \\ \hline 32 & 31 & $ & 4,855 & $ & 3,808 & 150 & 3 & 300 & 8 & 2,774 & 1,387 & 1,387 \\ \hline 33 & 32 & $ & 5,506 & $ & 4,347 & 150 & 3 & 420 & 10 & 3,146 & 1,573 & 1,573 \\ \hline 34 & 33 & $ & 5,656 & $ & 4,300 & 150 & 4 & 440 & 8 & 3,232 & 1,616 & 1,616 \\ \hline 35 & 34 & $ & 5,681 & $ & 4,472 & 150 & 5 & 430 & 10 & 3,246 & 1,623 & 1,623 \\ \hline 36 & 35 & $ & 5,731 & $ & 4,098 & 150 & 4 & 475 & 8 & 3,275 & 1,637 & 1,637 \\ \hline 37 & 36 & $ & 6,006 & $ & 3,796 & 150 & 3 & 500 & 8 & 3,432 & 1,716 & 1,716 \\ \hline 38 & 37 & $ & 6,106 & $ & 3,904 & 150 & 4 & 515 & 8 & 3,489 & 1,745 & 1,745 \\ \hline 39 & 38 & $ & 6,256 & $ & 4,552 & 150 & 4 & 480 & 8 & 3,575 & 1,788 & 1,788 \\ \hline 40 & 39 & $ & 6,306 & $ & 4,457 & 150 & 4 & 540 & 10 & 3,604 & 1,802 & 1,802 \\ \hline 41 & 40 & $ & 6,406 & $ & 4,684 & 150 & 4 & 490 & 8 & 3,661 & 1,830 & 1,830 \\ \hline 42 & 41 & $ & 6,907 & $ & 4,281 & 150 & 4 & 650 & 8 & 3,947 & 1,973 & 1,973 \\ \hline 43 & 42 & $ & 7,107 & $ & 4,404 & 150 & 4 & 670 & 8 & 4,061 & 2,031 & 2,031 \\ \hline 44 & 43 & $ & 5,856 & $ & 4,424 & 154 & 4 & 450 & 8 & 3,346 & 1,673 & 1,673 \\ \hline 45 & 44 & $ & 6,507 & $ & 4,586 & 120 & 4 & 320 & 10 & 3,718 & 1,859 & 1,859 \\ \hline 46 & 45 & $ & 6,857 & $ & 4,651 & 169 & 5 & 580 & 10 & 3,918 & 1,959 & 1,959 \\ \hline 47 & 46 & $ & 7,007 & $ & 4,976 & 169 & 3 & 700 & 8 & 4,004 & 2,002 & 2,002 \\ \hline 48 & 47 & $ & 7,883 & $ & 4,983 & 169 & 5 & 680 & 10 & 4,505 & 2,252 & 2,252 \\ \hline 49 & 48 & $ & 5,600 & $ & 4,785 & 173 & 4 & 600 & 10 & 3,200 & 1,600 & 1,600 \\ \hline 50 & 49 & $ & 4,375 & $ & 5,120 & 173 & 5 & 720 & 8 & 2,500 & 1,250 & 1,250 \\ \hline 51 & 50 & $ & 8,008 & $ & 5,127 & 173 & 4 & 600 & 10 & 4,576 & 2,288 & 2,288 \\ \hline 52 & 51 & $ & 6,081 & $ & 4,609 & 180 & 3 & 450 & 10 & 3,475 & 1,737 & 1,737 \\ \hline 53 & 52 & $ & 6,256 & $ & 4,742 & 188 & 4 & 460 & 10 & 3,575 & 1,788 & 1,788 \\ \hline \end{tabular} \begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|c|} \hline 1 & Week & & nue & & ost & Hours & Items Developed & Meals) & (Donated Meals) & Produced & Sold & Meals Donated \\ \hline 2 & 1 & $ & 4,805 & $ & 3,375 & 110 & 2 & 375 & 6 & 2,746 & 1,373 & 1,373 \\ \hline 3 & 2 & $ & 3,754 & $ & 3,465 & 94 & 3 & 315 & 8 & 2,145 & 1,073 & 1,073 \\ \hline 4 & 3 & $ & 3,879 & $ & 3,564 & 98 & 3 & 325 & 8 & 2,217 & 1,108 & 1,108 \\ \hline 5 & 4 & $ & 4,555 & $ & 3,318 & 98 & 2 & 450 & 6 & 2,603 & 1,301 & 1,301 \\ \hline 6 & 5 & $ & 4,630 & $ & 3,722 & 98 & 3 & 445 & 8 & 2,646 & 1,323 & 1,323 \\ \hline 7 & 6 & $ & 5,230 & $ & 3,419 & 131 & 3 & 435 & 8 & 2,989 & 1,494 & 1,494 \\ \hline 8 & 7 & $ & 4,705 & $ & 3,412 & 105 & 2 & 465 & 6 & 2,688 & 1,344 & 1,344 \\ \hline 9 & 8 & $ & 4,505 & $ & 3,620 & 110 & 5 & 400 & 6 & 2,574 & 1,287 & 1,287 \\ \hline 10 & 9 & $ & 4,680 & $ & 3,724 & 115 & 3 & 400 & 6 & 2,674 & 1,337 & 1,337 \\ \hline 11 & 10 & $ & 4,830 & $ & 3,545 & 125 & 3 & 425 & 8 & 2,760 & 1,380 & 1,380 \\ \hline 12 & 11 & $ & 4,945 & $ & 3,646 & 140 & 3 & 440 & 8 & 2,826 & 1,413 & 1,413 \\ \hline 13 & 12 & $ & 5,305 & $ & 3,539 & 125 & 3 & 460 & 6 & 3,032 & 1,516 & 1,516 \\ \hline 14 & 13 & $ & 4,925 & $ & 3,512 & 100 & 2 & 375 & 6 & 2,814 & 1,407 & 1,407 \\ \hline 15 & 14 & $ & 4,705 & $ & 3,702 & 146 & 3 & 350 & 8 & 2,688 & 1,344 & 1,344 \\ \hline 16 & 15 & $ & 4,830 & $ & 3,829 & 101 & 5 & 460 & 8 & 2,760 & 1,380 & 1,380 \\ \hline 17 & 16 & $ & 5,455 & $ & 3,640 & 131 & 3 & 475 & 6 & 3,117 & 1,559 & 1,559 \\ \hline 18 & 17 & $ & 5,205 & $ & 3,961 & 135 & 4 & 400 & 8 & 2,974 & 1,487 & 1,487 \\ \hline 19 & 18 & $ & 4,200 & $ & 3,893 & 135 & 4 & 460 & 8 & 2,400 & 1,200 & 1,200 \\ \hline 20 & 19 & $ & 5,380 & $ & 3,517 & 135 & 3 & 450 & 8 & 3,075 & 1,537 & 1,537 \\ \hline 21 & 20 & $ & 6,381 & $ & 4,234 & 135 & 4 & 600 & 8 & 3,647 & 1,823 & 1,823 \\ \hline 22 & 21 & $ & 6,757 & $ & 4,356 & 135 & 2 & 620 & 8 & 3,861 & 1,931 & 1,931 \\ \hline 23 & 22 & $ & 5,355 & $ & 4,074 & 139 & 4 & 412 & 8 & 3,060 & 1,530 & 1,530 \\ \hline 24 & 23 & $ & 5,506 & $ & 4,057 & 141 & 3 & 440 & 8 & 3,146 & 1,573 & 1,573 \\ \hline 25 & 24 & $ & 5,506 & $ & 3,983 & 143 & 4 & 460 & 8 & 3,146 & 1,573 & 1,573 \\ \hline 26 & 25 & $ & 5,756 & $ & 3,855 & 143 & 3 & 465 & 8 & 3,289 & 1,645 & 1,645 \\ \hline 27 & 26 & $ & 6,256 & $ & 4,151 & 143 & 4 & 570 & 8 & 3,575 & 1,788 & 1,788 \\ \hline 28 & 27 & $ & 5,565 & $ & 3,718 & 131 & 2 & 400 & 8 & 3,180 & 1,590 & 1,590 \\ \hline 29 & 28 & $ & 5,656 & $ & 4,174 & 146 & 3 & 458 & 8 & 3,232 & 1,616 & 1,616 \\ \hline 30 & 29 & $ & 5,856 & $ & 3,966 & 147 & 3 & 490 & 8 & 3,346 & 1,673 & 1,673 \\ \hline 31 & 30 & $ & 6,406 & $ & 4,270 & 147 & 4 & 588 & 8 & 3,661 & 1,830 & 1,830 \\ \hline 32 & 31 & $ & 4,855 & $ & 3,808 & 150 & 3 & 300 & 8 & 2,774 & 1,387 & 1,387 \\ \hline 33 & 32 & $ & 5,506 & $ & 4,347 & 150 & 3 & 420 & 10 & 3,146 & 1,573 & 1,573 \\ \hline 34 & 33 & $ & 5,656 & $ & 4,300 & 150 & 4 & 440 & 8 & 3,232 & 1,616 & 1,616 \\ \hline 35 & 34 & $ & 5,681 & $ & 4,472 & 150 & 5 & 430 & 10 & 3,246 & 1,623 & 1,623 \\ \hline 36 & 35 & $ & 5,731 & $ & 4,098 & 150 & 4 & 475 & 8 & 3,275 & 1,637 & 1,637 \\ \hline 37 & 36 & $ & 6,006 & $ & 3,796 & 150 & 3 & 500 & 8 & 3,432 & 1,716 & 1,716 \\ \hline 38 & 37 & $ & 6,106 & $ & 3,904 & 150 & 4 & 515 & 8 & 3,489 & 1,745 & 1,745 \\ \hline 39 & 38 & $ & 6,256 & $ & 4,552 & 150 & 4 & 480 & 8 & 3,575 & 1,788 & 1,788 \\ \hline 40 & 39 & $ & 6,306 & $ & 4,457 & 150 & 4 & 540 & 10 & 3,604 & 1,802 & 1,802 \\ \hline 41 & 40 & $ & 6,406 & $ & 4,684 & 150 & 4 & 490 & 8 & 3,661 & 1,830 & 1,830 \\ \hline 42 & 41 & $ & 6,907 & $ & 4,281 & 150 & 4 & 650 & 8 & 3,947 & 1,973 & 1,973 \\ \hline 43 & 42 & $ & 7,107 & $ & 4,404 & 150 & 4 & 670 & 8 & 4,061 & 2,031 & 2,031 \\ \hline 44 & 43 & $ & 5,856 & $ & 4,424 & 154 & 4 & 450 & 8 & 3,346 & 1,673 & 1,673 \\ \hline 45 & 44 & $ & 6,507 & $ & 4,586 & 120 & 4 & 320 & 10 & 3,718 & 1,859 & 1,859 \\ \hline 46 & 45 & $ & 6,857 & $ & 4,651 & 169 & 5 & 580 & 10 & 3,918 & 1,959 & 1,959 \\ \hline 47 & 46 & $ & 7,007 & $ & 4,976 & 169 & 3 & 700 & 8 & 4,004 & 2,002 & 2,002 \\ \hline 48 & 47 & $ & 7,883 & $ & 4,983 & 169 & 5 & 680 & 10 & 4,505 & 2,252 & 2,252 \\ \hline 49 & 48 & $ & 5,600 & $ & 4,785 & 173 & 4 & 600 & 10 & 3,200 & 1,600 & 1,600 \\ \hline 50 & 49 & $ & 4,375 & $ & 5,120 & 173 & 5 & 720 & 8 & 2,500 & 1,250 & 1,250 \\ \hline 51 & 50 & $ & 8,008 & $ & 5,127 & 173 & 4 & 600 & 10 & 4,576 & 2,288 & 2,288 \\ \hline 52 & 51 & $ & 6,081 & $ & 4,609 & 180 & 3 & 450 & 10 & 3,475 & 1,737 & 1,737 \\ \hline 53 & 52 & $ & 6,256 & $ & 4,742 & 188 & 4 & 460 & 10 & 3,575 & 1,788 & 1,788 \\ \hline \end{tabular}
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