Continuation of Exercise 5-27. Determine the following: (a) The joint probability mass function of the number of

Question:

Continuation of Exercise 5-27. Determine the following:
(a) The joint probability mass function of the number of ovens with a major defect and the number with a minor defect.
(b) The expected number of ovens with a major defect.
(c) The expected number of ovens with a minor defect.