In September 2000, St.George's Hospital in London was suspended from performing heart transplants because of a sudden spike in the mortality rate.Researchers recorded information from a sample of 361 patients and used this to test whether the mortality rate at St.George's Hospital was greater than the national rate of 15%.What would a type II error be in this situation?
A) concluding that the mortality rate at this hospital was more than 15% when in fact the mortality rate was no more than 15%
B) failing to recognize that the mortality rate at this hospital was more than 15%
C) concluding that the mortality rate at this hospital was less than 15%
D) failing to realize that the mortality rate at this hospital was less than 15%

Question

Quizplus · Accepted Answer

A type II error would be failing to recognize that the mortality rate at St.George's Hospital was more than 15% when in fact it was. In other words, the hospital would be wrongly cleared to perform heart transplants even though their mortality rate was higher than the national average.