The objective function coefficient of an artificial variable for a minimization linear programming problem is:
A) +M.
B) -M.
C) 0.
D) 1.
E) an arbitrary value between 0 and positive infinity
Answer: A
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The only classifications used for descriptive studies are in the following three categories: (1 ) sales, (2 ) consumer perception, and (3 ) behavior studies
Indicate whether the statement is true or false
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The project described by:
Activity Immediate Predecessor Time (days) A -- 10 B A 4 C A 6 D B, C 7 E C 5 has a critical path of length of A) 21 days. B) 14 days. C) 23 days. D) 32 days. E) None of the above
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