The following table represents the probability of the number of cars owned by a collegestudent. Glve your answer to at least 3 decimal places.P(x)0.510.350.120.03a) Is this a valid discrete probability distribution? Select an answerb) Find the mean number of cars owned:C) Find the standard deviation of the number of cars owned.d) Find o?Add Work

Answered: The following table represents the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

The probabilities and the number of automobiles lined up at the Ford dealership at opening time (8:00AM) for service are: Number Probability 1 0.05 0.30 0.40 4 0.25 Calculate the standard deviation of the probability distribution above. Express your answer rounded to 2 decimal places. Your Answer: Answer units N 3
Data were collected from a survey given to graduating college seniors on the number of times they had changed majors. From that data, a probability distribution was constructed. Use the table below to answer the following questions, you may round your answers to three decimal places, if necessary. aP(x) 0.192 1 0.203 0.281 3 0.189 4 0.077 0.035 0.019 0.003 0.001 a. What is the probability that a randomly selected student changed their major at least once? Preview b. What is the probability that a randomly selected student changed their major fewer than two times? Preview c. What is the probability that they changed majors more than three times? Preview 479
ols A census collected data on everyone that lived in a certain small town. The random variable X is the number of girls born to a randomly selected couple in that town who has four children. Its probability distribution is shown below. Complete parts a through c. 0 0 1 0.2447 2 0.3208 3 0.2415 4 0.1073 P(X=x) 0.0857 ... a. Find and interpret the mean of the random variable. =(Round to four decimal places as needed.) View an example Help me solve this Get more help. F5 A MacBook Air F6 F7 DII Clear all FB F9 I Check answer F10 F11
Let X = {Email, In Person, Instant Message, Text Message}; P(Email) = 0.06 P(In Person) = 0.55 P(Instant Message) = 0.24 P(Text Message) = 0.15 Is this model a probability distribution? A. Yes. B. No. C. Maybe.
Find the mean, variance and standard deviation for the probability distribution given below: X -5 2 12 10 P(X) 0.553 0.136 0.213 0.098
The table below shows the probability distribution for forest fires each year, measured in square kilometers Square Km of Probability Forest Fires 200 0.03 400 0.19 600 0.36 800 0.27 1000 0.11 1200 0.04 Each square km of forest fire will cost the govemment $1440 to extinguish Calculate the expected cost per year to fight forest fires. Answer
please find a, b, c and d
The following table represents the probability of the number of cars owned by a college student. Give your answer to at least 3 decimal places.
Solve for (E)
Fill in the blanks: The random variable Y has the probability distribution given the following table. у: 2 3 4 5 6 7 P (Y = y): 0.15 0.1 a 0.25 0.11 0.2 Determine the standard deviation of Y.

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

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

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

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…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

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

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS