OPMT 1197 Quiz 4

OPMT 1197 Quiz 4 Mark: /12

Last Name: ____________________First Name:______________________ Set:_______

When processing credit-card applications there is a 20% chance that an application will have incomplete or insufficient information and require research. You have 10 applications in your to-do pile and would like to leave early today.

(a) Fill in the values: [2 marks] n = p = q =

(b) What is the probability of exactly three applications needing research? [4 marks]

ANSWER (4 decimal places):

(c) What is the expected number of applications that will need research? [1 mark]

ANSWER:

(d) What is the probability of having UP TO the expected number of applications needing research? [5 marks]

ANSWER (4 decimal places):