Probability that it will not crash at all in given semester

Assignment Help Basic Statistics

Reference no: EM131370839

A mainframe computer in a university crashes on the average 0.71 time in a semester.

a. What is the probability that it will crash at least two times in a given semester?

b. What is the probability that it will not crash at all in a given semester?

c. The MIS administrator wants to increase the probability of no crash at all in a semester to at least 90%. What is the largest µ that will achieve this goal?

Reference no: EM131370839

Questions Cloud

Couple of debit cards and also few credit cards : Mike had a couple of debit cards and also a few credit cards that allowed for cash withdraw. Mike had a busy week at school so he gave his debit card to his roommate on Monday to go buy groceries for the apartment. His roommate asked for the PIN, but..

Find out how many should be added or removed : What is the probability that there will be at least three women in the committee?- It is desired to increase the chance that there are at least three women in the committee to 80% by doing one of the following:

Demonstrate graduate level work including appropriate skills : BUS 630- Demonstrate graduate level work including appropriate research and critical thinking skills. Be presented as a written analysis (not a question/answer format). Incorporate case questions into the overall analysis.

One of my co-workers recently was laid off : One of my co-workers recently was laid off, and then re-hired on a contract basis, and now she earns a lot less money doing the same job. I noticed that sometimes she takes home pads of paper and pencils, pens and other office supplies every once in ..

Probability that it will not crash at all in given semester : What is the probability that it will crash at least two times in a given semester?- What is the probability that it will not crash at all in a given semester?

Calculate the expected time and variance for each activity : You are responsible for managing an advertising and promotion project with the following activities (times are given in weeks). Using the PERT technique, calculate the Expected Time and Variance for each activity. What is the probability that the pro..

Why is patient advocacy important : Discuss how these examples show how a person from an underserved population has limited access to healthcare. What would you do to help an underserved person access healthcare on a personal level, professional level and national level? Why is pati..

What is the best decision strategy : The company assumed that if the test result is negative, the best decision is to abort the project. Prove that it is the best decision.

Was that the ethically correct choice : Years ago in Seattle I worked for an insurance company with just one Jewish employee, who was a good friend of mine. He invented Jewish holidays, taking days off several times a year. As the only other employee at all familiar with Judaism, I could h..

User Account

All Pages