Quality control is an important issue at ACME Company, which

Last updated: 7/6/2022

Quality control is an important issue at ACME Company, which manufactures light bulbs. To test 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 mean? Multiple Choice 375 368 389.9 200