Question: Solve If X is a discrete random variable, and if the variance of _ is V( X ) - 1.2, then find V (3 X).

Solve

If X is a discrete random variable, and if the variance of _ is V( X ) - 1.2, then find V (3 X). (Enter as a decimal number, accurate to two decimal places.)

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!

Asap plz.explained answers. Three similar methods of determining the biological oxygen demand of a waste stream are compared. Two technicians who are experienced in this type of work are available,...

1. A player throws a fair die and simultaneously flips a fair coin. If the coin lands heads, then she wins twice, and if tails, then one-half of the value that appears on the die. Determine her...

statistics questions need help with the following attached file please 1. Unit sales for new product ABC have varied in the first seven months of this year as follows: Month Jan Feb Mar Apr May Jun...

1. Which of the following statements illustrates C) X is a constant d) X is a continuous random variable a continuous random variable? * a) The number of male and female students in 6. If a coin is...

please answer the following thank you so much for the help 1. What is the formula for the 2 points 3. What is the formula for the 2 points 6. The number of items sold 2 points 10. Find the variance...

What I Have Learned Complete the following statements by writing the correct word or words. 1. The mean of a discrete random variable is interpreted as the value of a random variable over repeatedi...

Write the letter of the correct answer. Show your solution. Multiple Choice. Read each statement carefully then WRITE your answers on the answer sheet. Show your Parent's Signature solution on the...

5. Number of times the first card is face card and the second card is not a face cardTwo balls are picked in succession without replacement 4 white balls and. 5 green balls. Let Y be the random...

I am looking for some help on finding the answers for these. Thank you! M2 Group Assignment Instructions Complete the Assignment, name it as GroupXX_Assign2.xls (where XX is your Group Name), and...

Independent Activity 1. 1. How do you determine the values of a random variable? 2. How do you know whether a random variable is continuous or discrete? What is the difference between the two types...

Is it possible for investors ever to require a lower rate of return on a companys equity than on its debt, assuming that the debt is in a junk-bond category of quality?

Mike's credit card statement showed these transactions during the month of June: June 1 June 12 June 19 Previous Balance Purchases Payment $529.89 $465.83 $900.00 (a) Find the average daily balance....

Assume you are an investor interested in expanding your portfolio. You have been told that the Company Apple Inc. may be a good investment fit for your risk preferences. Using the Form 1 0 - K for...

The efficiency of labor is a term that does not reflect the: A) education of the labor force. B) skills of the labor force acquired through on-the-job training. C) health of the labor force. D) high...