Quality control is an important issue at ACME Company which manufacturers light bulbs. In order to conduct testing of 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 median?
A)375
B)368
C)389.9
D)200
E)346.6

Question

Quality control is an important issue at ACME Company which manufacturers light bulbs. In order to conduct testing of 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 median?
A)375
B)368
C)389.9
D)200
E)346.6

Quizplus · Accepted Answer

The median is the middle value in a set of numbers. To find the median, we need to arrange the numbers in order from least to greatest. 
The set of numbers given is: 
200, 300, 350, 368, 500 
The middle number is 368, which is the median. So the correct answer is option B) 368.

Quality Control Is an Important Issue at ACME Company Which