## Question

###### 6. The joint density of the random variables X and Y is given as f(x,y) C-...

6. The joint density of the random variables X and Y is given as f(x,y) C- 'y21 otherwise i) Find c such that f(x, y) is a valid density function. (8 pts) ii) Set up the calculation for P(X < 2, Y > 2). You do not need to compute this value. (5 pts) iii) Find the marginal distribution of X and the marginal distribution of Y. (14 pts) iv) Find E(X) and E(Y)(10 pts) v) Find og and oſ (12 pts) vi) Find o xy (10 pts) vii) Find pxy. (4 pts) viii) Sketch a plot like the one below (assume the axes increase from down to up and left to right), add points that might produce such a p value. (2 pts)

## Answers

#### Similar Solved Questions

1 answers

##### All of the following are true regarding exercise for people with physical and mental challenges except....

All of the following are true regarding exercise for people with physical and mental challenges except. a) appropriate exercise can be benefitical. b) achieving physical fitness goals cannot be achieved c) a physician should be consulted before beginning an exercise program. d) modifications to the ...

1 answers

##### I need Part B for Q11 also need A&B for Q12 QUESTION 11 A car travelled...

I need Part B for Q11 also need A&B for Q12 QUESTION 11 A car travelled with a velocity of v1 = (12 mph, 10 mph) for 1 hour. A) How far is it from the starting point? Then, the car travelled with a velocity of v2 = (2 mph, 19 mph) for 2 hours. B) How far is it from the starting point? (To ans...

1 answers

##### Potter has received a special order for 18,000 units of its product at a special price...

Potter has received a special order for 18,000 units of its product at a special price of $17. The product normally sells for $23 and has the following manufacturing costs: Per unit $ 5 Direct materials Direct labor Variable manufacturing overhead Fixed manufacturing overhead Unit cost Potter is cur...

1 answers

##### Exam 1 Sunday ses 220201 ACCT-400B-01 Acker Inc. bought 40% of Howell Co. on January 1,...

Exam 1 Sunday ses 220201 ACCT-400B-01 Acker Inc. bought 40% of Howell Co. on January 1, 2020 for $576,000. The equity method of accounting was used. The book value and fair value of the net assets of Howell on that date were $1,440,000. Acker began supplying inventory to Howell as follows: Cost to T...

1 answers

##### Mark Sexton and Todd Story have been discussing the future of S&S Air. The company has...

Mark Sexton and Todd Story have been discussing the future of S&S Air. The company has been experiencing fast growth, and the two see only clear skies in the company’s future. However, the fast growth can no longer be funded by internal sources, so Mark and Todd have decided the time is ri...

1 answers

##### Close Windc A Moving to the next question prevents changes to this answer Ouestion 33 of...

Close Windc A Moving to the next question prevents changes to this answer Ouestion 33 of 10 Question 33 Seve Anse points A patient is admitted to a hospital with a Stage m pressure ulcer. Which findings are characteristic of a stage l ucer? Select all that apply Undermining and tunneling is notedi P...

1 answers

##### Truck gearboxes are dimensioned for infinite life at max- imum torque regarding contact stresses and bending...

Truck gearboxes are dimensioned for infinite life at max- imum torque regarding contact stresses and bending stresses for all gear steps. Car gearboxes are dimen- sioned for finite life according to typical running con ditions. Maximum torque for the first gear can typically be maintained only 3 to ...

1 answers

##### If a patient has a significant scalp wound laceration, but a closed head injury, what factors...

If a patient has a significant scalp wound laceration, but a closed head injury, what factors may predispose his case for an SSI? What would be the setup for the patient if there is a history of CJD? If the setup was a regular setup what impact could this have on the next patient?...

1 answers

##### QUESTION 8 Which of the following employees of a commercial printer/publisher would be classified as direct...

QUESTION 8 Which of the following employees of a commercial printer/publisher would be classified as direct labor? O Book binder. O Plant security guard O Sales representative Plant supervisor. O Payroll supervisor QUESTION 9 4 points Save Which of the following is not a period cost? O Legal costs O...

1 answers

##### Window Help M2 33D Sat 6:54 PM Raul Rodriguez wwnorton.com Smartworks ployment: Homework 09/29/19 84% [email protected]...

Window Help M2 33D Sat 6:54 PM Raul Rodriguez wwnorton.com Smartworks ployment: Homework 09/29/19 84% [email protected] Use the table below to answer the question. Category Number of people (millions) Institutionalized Full-time workers Less than 16 years of age Armed forces (noncivilian) Part-t...

1 answers

##### Solve the following system of linear equations: 3x1+6x2−9x3+6x4 = 6 −x1−2x2+8x3+3x4 = −17 2x1+4x2−3x3+7x4 = −4...

Solve the following system of linear equations: 3x1+6x2−9x3+6x4 = 6 −x1−2x2+8x3+3x4 = −17 2x1+4x2−3x3+7x4 = −4 If the system has no solution, demonstrate this by giving a row-echelon form of the augmented matrix for the system. You can resize a matrix (when approp...

1 answers

##### A sample of a gas weighs 4.072 g and has a volume of 1020.0 ml at...

A sample of a gas weighs 4.072 g and has a volume of 1020.0 ml at 855.0 torr and 24.0 degree C.what molar mass?...

1 answers

##### In the 7 diagrams below, the solid arrow represents the object and the dashed arrow the...

In the 7 diagrams below, the solid arrow represents the object and the dashed arrow the image. The rectangle shows the position of an SINGLE OPTICAL ELEMENT. Match each diagram with the appropriate optical element. He >...

1 answers

##### 1. The doctor orders an IV infusion of D5W 1000 mL to infuse over the next...

1. The doctor orders an IV infusion of D5W 1000 mL to infuse over the next 8 hours. The IV set delivers 15 gtt/min. What is the correct rate of flow? (Answer in gtt/min rounded to the nearest whole number). a. 16 gtt/min b. 31 gtt/min c. 48 gtt/min d. 60 gtt/min I know the answer is B but how do we...

1 answers

##### Q: just the journal entries and T account for the above question E 2-5 Calculate income...

Q: just the journal entries and T account for the above question E 2-5 Calculate income and investment balance allocation of excess to undervalued assets Dok Company acquired a 30 percent interest in Oak on January 1 for $2,000,000 cash. Assume the cost of the invest- ment equals the fair value of O...

1 answers

##### Please create a class in Java that completes the following conditions MorseTree.java /* This program will...

Please create a class in Java that completes the following conditions MorseTree.java /* This program will read in letters followed by their morse code * and insert them properly in a tree based on the amount of symbols * it has and whether they are left or right descendent. Finally * it prints a f...

1 answers

##### You are giving a presentation at a technology workshop to a group of high school students....

You are giving a presentation at a technology workshop to a group of high school students. You are discussing the different types of PC Cards that are used with laptops. You are asked what the differences are between the PC Card types. Besides size, what do you say? A. The only difference between di...

1 answers

##### Using parametric equations the H 2. An NFL punter at the 15,yard line kicks a football downfield with initial velocity 85 feet per second at an angle of elevation of 56 a. Draw a complete graph of...

using parametric equations the H 2. An NFL punter at the 15,yard line kicks a football downfield with initial velocity 85 feet per second at an angle of elevation of 56 a. Draw a complete graph of the problem situation. b. How far downfield will the football first hit the field? c. Determine the max...

1 answers

##### What is the product of the following reactions? O H30* CH3COCH2CH3 2 CH3CH2CH Li diethyl ether...

What is the product of the following reactions? O H30* CH3COCH2CH3 2 CH3CH2CH Li diethyl ether A) CH3CCH2CH2CH3 ОН B) CH3CH2CCH,CH,CH3 CH3 OH C) CH3CHCH2CH2CH3 OH D) CH3CH2CH2CCH2CH.CHz CHZ...

1 answers

##### These are about Misti also known as Putina in Peru QUESTION 1 What is the tectonic...

these are about Misti also known as Putina in Peru QUESTION 1 What is the tectonic setting for this feature at -16.300 -71.406? divergent plate boundary convergent plate boundary intraplate QUESTION 2 What is the geological setting for this feature? island ard continental rift continental arc co...