• Identify n and p, the parameters of the Binomial random variable.

• In the context of this exercise, state the assumptions required for X to have a Binomial distribution.
• Are the Binomial assumptions satisfied here?
• Calculate the probability that:

1. No disk drive will malfunction during the warranty period.
2. Exactly two disk drive will malfunction during the warranty period.
3. At least three disk drives will malfunction during the warranty period.
4. Between 2 and 5 (inclusive) disk drives will malfunction during the warranty period.

•  is a female?
•  is a female and exercises 4-5 times a week?
•  is a male or exercises 4 or more times a week?