Then the probability ?(?>0.2)= The random variable X has density function fx (x) = ax + b for 0 < x < 1 (andequals O otherwise) where a and b are positive constants. Also E (X) = .1118Use this information to determine the constants a and b.Then the probability P (X > 0.2) =

Answered: Image /qna-images/answer/7592a7fb-8dd5-45ac-b922-098e7dac57cf.jpg

Answered: The random variable X has density…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

The probability of a man hitting a target is 4. How many times must he fire so that the probability of his Hitting the target at least once is greater than 2/3?
The probability is 0.309that the gestation period of a woman will exceed 9 months. In 3000human gestation periods, roughly how many will exceed 9 months? Roughly? human gestation periods will exceed 9 months.
What is the probability of P(x>2) if the values of variable X are 2, 3, 4 and P(X=X) are 0.20, 0.30, 0.50, respectively? Please select one: a. 0.30 b. 0.20 c. 0.70 d. 0.50 e. 0.80
What is the probability that zz is greater than −0.25
Is the answer 0.5 or 0.05076. Please show work If Missy is late for school one particular day of the week, the probability she arrives on time the next day is 0.8. If she arrives on time one day, the probability she arrives late the following day is 0.3. What is the probability she was late on Thursday?
What is the probability z will be less than -1.88 OR greater than 1.31?
Meningitis causes stiff neck 50% of the time. The probability of a patient having meningitis (M) is 1/50,000.The probability of a patient having stiff neck (S) is 1/20.Now calculate the probability of meningitis given stiff neck?
Consider the joint pmf p(x,y) and marginal pmfs p(x) and p(y) for two discrete random variables X and Y as displayed in the table below. X p(x,y) 1 2 3 p(y) 1 0.125 0.0625 0.1875 0.125 0.5 Y 2 0.0625 0.0625 0.125 0.25 0.5 p(x) 0.1875 0.125 0.3125 0.375 1
The probability that a new computer functions for over 10,000 hours is 0.8, the probability that it functions for over 20,000 hours is 0.4 and the probability that it functions for over 30,000 hours is 0.1. If a new computer is still working after 10,000 hours, what is the probability that i. its total life will exceed 20,000 hours;ii. its additional life will exceed 20,000 hours?
U= 50 and o = 4 what is probability that x >43
If the probability of an event not occurring is 0.55, what is the probability the event will occur? If necessary, round to 4 decimal places.
Miss 'X' is fond of seeing films. The probability that she sees a film on the day before the test is 0.7. Miss X is any way good at studies. The probability that she maxes the test is 0.3 if she sees the film on the day before the test and the corresponding probability is 0.8 if she does not see the film. If Miss 'X' maxed the test, find the probability that she saw the film on the day before the test.

SEE MORE QUESTIONS

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS

The random variable X has density function fx (x) = ax + b _for 0 < x < 1 (and equals O otherwise) where a and b are positive constants. Also E (X) = . 11 18 Use this information to determine the constants a and b. Then the probability P (X > 0.2) =