Question: Assume we have the following PDF for the random variable X X 0 1 2 3 4 f (x ) .2 .15 .3 .25 If

Assume we have the following PDF for the random variable X X 0 1 2 3 4 f (x ) .2 .15 .3 .25 If Var(X) = 2.11, what is Var(3X - 2) 14.99 18.99 4.33 22.99

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Question 1 Marks The marks obtained in a Statistics test are shown in the table below. 70 - 79 80 - 89 10 - 19 20 - 29 30 - 39 40 - 49 50 - 59 60-69 Frequency 6 8 11 9 15 13 18 20 a. Draw a suitable...

Question 4 20 marks (a) The following table shows the probability distribution of a discrete random variable X. X 0 1 2 3 4 P(X) 0.1 0.2 0.3 + k 0.15 0.05 + 100 (i) Find the value of k. Correct your...

E1, E3 ( ii) E2, E4 Question 4 20 marks (a) The following table shows the probability distribution of a discrete random variable X. X 0 1 2 3 4 P(X) 0.1 0.2 0.3 + k 0.15 (0.05 + 9) 100 (i) Find the...

The student compThe following table gives a probability distribution of a discrete random variable x. x 0 1 2 3 4 5 P(x) 0.05 0.18 0.28 0.34 0.09 0.06 Find the probability: P(x=2)osition at VVC is...

The p.d.f. of a random variable X is f(x) = 1 - x/2 for 0 x 2. Suppose that measurements are very imprecise, and that all values of X 1 are recorded as 0.5 and all values of X > 1 are recorded as...

The p.d.f. of a random variable X is f(x) = 1 - x/2 for 0 x 2. Suppose that measurements are imprecise, and that all values of X 0.5 are recorded as 0.25, all values of 0.5

1 1 pts Which of the following is a valid probability distribution of a discrete random variable? I: x 0 1 2 3 p(x) 0.12 0.38 0.26 0.24 II: x 1 3 9 16 p(x) -0.2 0.3 0.4 0.5 a. only I is b. only II is...

:solve the following questions. A company examining its employee retention rates considers the number of complete years a new employee works for a particular division before leaving. The results are...

finite Math 200 Question Help 1-5 1. [-/3 Points] DETAILS TANFIN 12 8.3.001. MY NOTES PRACTICE ANOTHER The probability distribution of a random variable X is given. 1 2 3 4 P(X = x) 0.1 0.3 0.2 0.4...

Explain why each of the following is or is not a valid probability distribution for a discrete random variable x: a. x 0 1 2 3 p1x2 .1 .3 .3 .2 b. x -2 -1 0 p1x2 .25 .50 .25 c. x 4 9 20 p1x2 -.3 .4...

What are the advantages and disadvantages of the computer-assisted audit technique known as parallel simulation?

Find I1 and I2 in the circuit shown. 13 = 5 mA 14 = 6 mA

How is the cost of a systemic risk exemption to the least - cost resolution of bank failures shared among banks? Question 1 3 Answer a . Additional deposit insurance premiums are imposed on FIs based...

7. A donor gives $100,000 to a university and specifies that it is to be used to provide annual scholarships the university can earn 2.5% interest, how much can they award in scholarships for the...

What are the advantages and disadvantages of a performance management system? Would such a grading system motivate your classroom performance? Explain.

To improve product quality, a company is introducing a computer-assisted manufacturing process into one of its assembly plants. The new technology is likely to substantially modify jobs. Employees...

(Appendices) Be familiar with management's responsibilities for reporting on internal control under Section 404 of the Sarbanes-Oxley Act. LO8