A mail-order catalog business maintains a centralized warehouse. Management is currently examining the factors that affect warehouse distribution costs. The data provided indicate the warehouse distribution costs (in thousands of dollars), the sales, X1 (in thousands of dollars), and the number of orders received, X2, for each of the past 24 months.

Costs	Sales	Orders
52.03	387	4,007
71.77	446	3,783
85.96	511	5,283
63.42	401	4,294
72.39	458	4,287
68.53	458	4,112
52.98	302	3,207
70.24	481	4,772
81.85	514	5,272
74.45	506	4,765
70.15	533	4,445
54.72	351	2,941
62.26	373	4,009
72.91	327	4,421
58.16	405	3,972
79.78	487	4,595
94.32	529	5,542
59.05	443	3,422
90.07	622	5,088
93.64	601	5,694
69.32	465	4,236
53.67	388	3,689
89.88	549	5,394
66.74	414	4,138

A. Determine the VIF for each independent variable in the model, with VIF1 and VIF2 being the VIF for X1 and X2, respectively.

VIF1=?

VIF2=?

B. Is there reason to suspect the existence of collinearity?