Gce Model Questions Vol1 2019 Mathematics Question 22
Practice objective / multiple choice question 22 from the 2019 Gce Model Questions Vol1 Mathematics examination.
A factory produces two types of widgets. Type A accounts for 60 % of production and has a defect probability of 2 %; type B accounts for 40 % and has a defect probability of 5 %. From a large batch, exactly three defective widgets are found. What is the probability that exactly two of these defective widgets are of type A? Give your answer as a decimal correct to three significant figures.
Answer Options
About This Question
This is Gce Model Questions Vol1 2019 Mathematics Question 22. It is one of the objective questions from the 2019 Gce Model Questions Vol1 Mathematics examination.
Difficulty level: Hard .
Master the Exam!
You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.