Quality control is an important issue at ACME Company which manufactures 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

Quizplus · Accepted Answer

The median is the middle value when the data is arranged in order. When the given 9 values are arranged in order, we get: 200, 321, 350, 361, 368, 375, 375, 378, 391. The middle value is the 5th value, which is 368. Therefore, the median is 368.

Quality Control Is an Important Issue at ACME Company Which