the mean or expected value of x is equal to: a) U.T+7 ***** In a certain country, the proportion of highway sections requiring repairs in any given year is a random variable Having the beta distribution with a = 3 and B=2. then answer questions (12-13) Q.12 the mean is equal to : a) 0.785 Q.13 the variance is equal to : b) 0.356 e) 0.60 d) Your answer a) 0.2 b) 0.56 c) 0.04 d) Your answer Q.14 for the log- normal distribution if a -2.B=0.1, the probability between values of 6.1 and 8.2 equal to: a) 0. 785 b) 0.5771 c) 0.3612 d) Your answer
the mean or expected value of x is equal to: a) U.T+7 ***** In a certain country, the proportion of highway sections requiring repairs in any given year is a random variable Having the beta distribution with a = 3 and B=2. then answer questions (12-13) Q.12 the mean is equal to : a) 0.785 Q.13 the variance is equal to : b) 0.356 e) 0.60 d) Your answer a) 0.2 b) 0.56 c) 0.04 d) Your answer Q.14 for the log- normal distribution if a -2.B=0.1, the probability between values of 6.1 and 8.2 equal to: a) 0. 785 b) 0.5771 c) 0.3612 d) Your answer
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
please solve Last question
![Find the probabilities that a random variable having the standard normal distribution
will take on a value : answer questions 5-7
Q.5 less than -0,88:
a) 0.8106
Q.6 between 1.30 and 1.75:
a) 0.0386
b) 0.1657
c) 0.5231
d) Your answer
b) 0.0567
Q.7 between -0.25 and 0.45:
e) 0.3301
d) Your answer
a) 0.0749
b) 0.3387
e) 0.550
d) Your answer
2.3 IfA and B are events in S. the probability of occurrence of event A is 0.6 and for no occurrence of B is 0.4, and
the probability for A and B is equal to 0.1. the probability for any of A or B only :-
a) 08
b) 1.0
c) 0.9
d) Your answer
**** Given the following observations : answer questions from 9-10:
408 401 410 415 390 400 395 450 406
Q.9 the sample variance is :
a) 360
Q.10 the standard deviation is:
b) 414
e) 550
d) Your answer
a) 14.7
Q.II the density for X, the lead concentration in gasoline in grams per liter is given by :
F(x) = 12.5X - 1.25
b) 5.44
c) 2.34
d) Your answer
0.1sx s0.5
the mean or expected value of x is equal to :
a) U.17
***** In a certain country, the proportion of highway sections requiring repairs in any given year is a random variable
Having the beta distribution with a = 3 and B= 2. then answer questions (12-13)
Q.12 the mean is equal to :
a) 0.785
Q.13 the variance is equal to :
b) 0.356
c) 0.60
d) Your answ
er
a) 0.2
b) 0.56
c) 0.04
d) Your answer
Q.14 for the log- normal distribution if a -2.B=0.1, the probability between values of 6.1 and 8.2 equal to :
a) 0. 785
b) 0.5771
c) 0.3612
d) Your answer](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc0be3924-d0b1-4fd5-bb10-e3f3102eb063%2Fb36f9c41-ecde-47cb-9add-d74b908bc465%2Ftfuhxbt_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Find the probabilities that a random variable having the standard normal distribution
will take on a value : answer questions 5-7
Q.5 less than -0,88:
a) 0.8106
Q.6 between 1.30 and 1.75:
a) 0.0386
b) 0.1657
c) 0.5231
d) Your answer
b) 0.0567
Q.7 between -0.25 and 0.45:
e) 0.3301
d) Your answer
a) 0.0749
b) 0.3387
e) 0.550
d) Your answer
2.3 IfA and B are events in S. the probability of occurrence of event A is 0.6 and for no occurrence of B is 0.4, and
the probability for A and B is equal to 0.1. the probability for any of A or B only :-
a) 08
b) 1.0
c) 0.9
d) Your answer
**** Given the following observations : answer questions from 9-10:
408 401 410 415 390 400 395 450 406
Q.9 the sample variance is :
a) 360
Q.10 the standard deviation is:
b) 414
e) 550
d) Your answer
a) 14.7
Q.II the density for X, the lead concentration in gasoline in grams per liter is given by :
F(x) = 12.5X - 1.25
b) 5.44
c) 2.34
d) Your answer
0.1sx s0.5
the mean or expected value of x is equal to :
a) U.17
***** In a certain country, the proportion of highway sections requiring repairs in any given year is a random variable
Having the beta distribution with a = 3 and B= 2. then answer questions (12-13)
Q.12 the mean is equal to :
a) 0.785
Q.13 the variance is equal to :
b) 0.356
c) 0.60
d) Your answ
er
a) 0.2
b) 0.56
c) 0.04
d) Your answer
Q.14 for the log- normal distribution if a -2.B=0.1, the probability between values of 6.1 and 8.2 equal to :
a) 0. 785
b) 0.5771
c) 0.3612
d) Your answer
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 4 steps with 4 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Recommended textbooks for you
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![Elementary Statistics: Picturing the World (7th E…](https://www.bartleby.com/isbn_cover_images/9780134683416/9780134683416_smallCoverImage.gif)
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
![The Basic Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319042578/9781319042578_smallCoverImage.gif)
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
![Introduction to the Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319013387/9781319013387_smallCoverImage.gif)
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman