Particles reach the portion of space

Assignment Help Basic Statistics

Reference no: EM13968887

It has been observed that the number of particles emitted by a radioactive substance which reach a given portion of space during time t follows closely the Poisson distribution with parameter l. Calculate the probability that:

i) No particles reach the portion of space under consideration during time t;

ii) Exactly 120 particles do so;

iii) At least 50 particles do so;

iv) Give the numerical values in (i)-(iii) if l = 100.

Reference no: EM13968887

Questions Cloud

Number of graduate students : If X stands for the r.v. denoting the number of graduate students among the 25 chosen, what is the probability that X3 10?

What is the return on your portfolio : A company has a capital structure of 50% debt and 50% equity. The YTM on the company's bonds is 8%, and the company's effective tax rate is 40%. The cost of equity is 13%. What is the company's WACC? Show your work.

What is capital rationing and have you experienced it : Which portion of the WACC calculation is impacted by taxes? How can a company reduce its cost of capital? How is WACC used in financial planning to optimize capital structure?

Calculate net present value assuming a 10% discount rate. : Assume you are working on developing the business case for a project. The initial investment is $130,000 (year 0), the project will bring an income of $30,000 every year for 8 years starting from year 1 and the salvage value is $30,000.

Particles reach the portion of space : It has been observed that the number of particles emitted by a radioactive substance which reach a given portion of space during time t follows closely the Poisson distribution with parameter l. Calculate the probability that: i) No particles reach..

What was the dilemma and how was it resolved : What are some of the basic tests for making ethical decisions? Describe a company that has experienced an ethical dilemma. What was the dilemma and how was it resolved

What is the irr of the project : Conch Republic Electronics is a mid sized electronics manufacturer located in Key West, Florida. The company president is Shelley Couts, who inherited the company.

Set the href attribute in the location it is supposed to go : An anchor can allow a user to jump around quickly through a page. Then set the HREF attribute in the location it is supposed to go, making sure to include the pound sign.

Why do you think organizations feel pressure to grow : Why do you think organizations feel pressure to grow? How do you think the companies described in the chapter Book Mark, Small Giants, resist that pressure?

User Account

All Pages