Log in
Statistics
1
answer
0
watching
15
views

.. Patients randomly arrive at a clinic following Poisson distribution at a rate of 4 per hour. A patient arrives at 10:00 am. Find the probability that the next patient arrives before 10:15 am.

Watch
1
answer
0
watching
15
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Unlock all answers

Get 1 free homework help answer.
Get unlimited access
Already have an account? Log in
Share

Related textbook solutions

Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

Related questions

Consider a Poisson distribution with an average of 3 customers per minute at the local grocery store.

    1. Determine the expected number of customer arrivals for a five-minute period. (hint: this is   )
    2. If X = the number of arrivals per minute:
      Find the probability of 10 customers or less arriving within a minute.
    3. Find the probability of more than 7 customers arriving within a minute. 
    4. Find the probability of 3 customers arriving within a minute. 
In the following probability distribution, the random variable X represents the number of marriages an individual aged 15 years or older has been involved in.
 
     x      P(x) 0      0.272     10.575      20.121      30.027     40.004      50.001 
 
(a) Verify that this is a discrete probability distribution.
(b) Draw a graph of the probability distribution. Describe the shape of the distribution.
(c) Compute and interpret the mean of the random variable X.
(d) Compute the standard deviation of the random variable X.
(e) What is the probability that a randomly selected individual 15 years or older was involved in tow marriages?
(f) What is the probability that a randomly selected individual 15 years or older was involved in at least two marriges?

Diseases I and II are prevalent among people in a certain population. It is assumed that 10% of the population will contract disease I sometime during their lifetime, 15%will contract disease II eventually, and 3% will contract both diseases
Find the probability that a randomly chosen person from this population will contract at least one disease.
Find the probability that a randomly chosen person from this population will contract neither disease.
Find the probability that a randomly chosen person from this population will contract disease I but not disease II.

Weekly leaderboard

Home
Homework Help 3,900,000
Statistics 10,000
Start filling in the gaps now
Log in