Question: 09:15 @ &5 @& O X FT'Vo: i B97% QUESTION 16 (4 Marks) It is known that smoking can cause lung cancer. In South Africa,

09:15 @ &5 @& O X FT'Vo: i B97% QUESTION 16
09:15 @ &5 @& O X FT'Vo: i B97% QUESTION 16 (4 Marks) It is known that smoking can cause lung cancer. In South Africa, 90% of lung cancer sufferers are smokers. A random sample of 20 cancer sufferers in South Africa is chosen. What is the probability that 80% of them are smokers? A.0.0432 B.0.1330 C.0.0898 D. 0.8670 QUESTION 17 (4 Marks) A student answers 10 questions in a multiple-choice test. The questions are set up so that they do not depend on one-another. Each question has 5 possible answers, only one of which is correct. What is the probability that the student answers at least one correct answer? A.0.0005 B. 0.8926 C.0.2684 D.0.1074 QUESTION 18 (4 Marks) At a particular restaurant, an average of 4 plates are broken each week. What is the probability that 2 plates are broken next week? A.1.0827 B.0.0122 C. 0.1465 D. 0.0366 QUESTION 19 (4 Marks) For a Poisson distribution with , what is the probability that no events occur ? A.0.0183 B.0.0733 C.0.1353 D.0.1839 QUESTION 20 (4 Marks)

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!