UrbanPro

Find the best tutors and institutes for BSc Tuition

Find Best BSc Tuition

Please select a Category.

Please select a Locality.

No matching category found.

No matching Locality found.

Outside India?

Search for topics

Time of the phone call is modeled with the expoential r.v with mean 12 minutes. calculate the probability that the call will last longer than half an hour.

Asked by Last Modified  

Tuition/BSc Tuition

Follow 5
Answer

12 Answers

Please enter your answer

Senior Statistics Teacher with 20 years of experience from University of Hyderabad

0.08208
Comments

Qualified teacher with overall 6 years of research and teaching experience.

Formula for exponential distribution is : f(x) = me–mx By replacing the variables with mean = 12 mins and by information call will last for 0.2 hours to 0.5 hours, we can get the required probability will be : 1-me–mx So, the answer is 0.082 read more

Formula for exponential distribution is : f(x) = memx

By replacing the variables with mean = 12 mins and by information call will last for 0.2 hours to 0.5 hours, we can get the required probability will be : 1-memx

So, the answer is 0.082

read less
Comments

It Professional Trainer With 10 Years of Experience in It Industry

e^(-2.5) =0.082 read more

e^(-2.5) =0.082

read less
Comments

20 years of experience as Maths Tutor

e^(-2.5) =0.082
Comments

Graduated from renowed Business school and expertise in teaching Mathematics and Physics

It is based on the concept of Exponential distribution. Continuous random variable as it is measured- If x is the amount of time the phone call lasts which is 30 min in this scenario As time is mean for decaying, the decaying parameter her is 1/mean = 1/12 = 0.08 So, the probability that phone call... read more

It is based on the concept of Exponential distribution.

Continuous random variable as it is measured- If x is the amount of time the phone call lasts which is 30 min in this scenario

As time is mean for decaying, the decaying parameter her is 1/mean = 1/12 = 0.08

So, the probability that phone call lasts for 30 minutes is = 0.08e^-0.08*30

read less
Comments

Mental math for all competitive exams

e^(-2.5)=0.08208
Comments

e^(-2.5)=0.082
Comments

enthusiastic unemployer & qualified GATE exam twice

0.082
Comments

10 Years experience of training Xth board students for CBSE and ICSE Xth Board exams.

0.082
Comments

Experienced Biology teacher from mumbai

e^(-2.5) =0.082
Comments

View 10 more Answers

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Lets Talk About Software Design-patterns
What are Design Patterns? Design Pattern is a used and tested solution for a known problem. In simple words, you can say a general reusable solution to a commonly occurring problem within a given context...


Recommended Articles

Before sending children to school, parents hardly take the effort to well educate their children. Parents expect school to do everything and make the children become scholar. Though schools have significant roles to play in a child s life but certain developments and habits grow in a child, from parents end only. These...

Read full article >

When it comes deciding the right school for children, parents definitely try to be accurate. Yet the competitive academic industry offers too many options when it comes to school for children and there begins the confusion. With new schools coming up, parents get utterly confused which school will be the best for their...

Read full article >

With the mushrooming of international and private schools, it may seem that the education system of India is healthy. In reality, only 29% of children are sent to the private schools, while the remaining head for government or state funded education. So, to check the reality of Indian education system it is better to look...

Read full article >

Once over with the tenth board exams, a heavy percentage of students remain confused between the three academic streams they have to choose from - science, arts or commerce. Some are confident enough to take a call on this much in advance. But there is no worry if as a student you take time to make choice between - science,...

Read full article >

Looking for BSc Tuition ?

Find best BSc Tuition in your locality on UrbanPro.

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for BSc Tuition Classes?

Find best tutors for BSc Tuition Classes by posting a requirement.

  • Post a learning requirement
  • Get customized responses
  • Compare and select the best

Looking for BSc Tuition Classes?

Find best BSc Tuition Classes in your locality on UrbanPro

Post your learning requirement

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more