Author Question: A construction company has submitted bids on two separate state contracts, A and B. The company ... (Read 31 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
A construction company has submitted bids on two separate state contracts, A and B. The company feels that it has a 60 chance of winning contract A, and a 50 chance of winning contract B. Furthermore, the company believes that it has an 80 chance of winning contract A if it wins contract B. What is the probability that the company will win neither contract?

Question 2

The time it takes a technician to fix a telephone problem is exponentially distributed with a mean of 15 minutes. What is the probability density function for the time it takes a technician to fix a telephone problem?



morganmarie791

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

1 - P(A or B) = 0.30

Answer to Question 2

f(x) = (1/15)e-x/15, x >= 0



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

For a complete list of videos, visit our video library