Question

Quality control is an important issue at ACME Company, which manufactures light bulbs. Totest the life-hours of their light bulbs, they randomly sampled nine light bulbs and measured how many hours they lasted: 378, 361, 350, 375, 200, 391, 375, 368, 321.
What is the mode?
A. 375
B. 368
C. 389.9
D. 200
E. 346.6

Answer

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