3. Let X and Y be two random variables withandfy(y):=fxy(x|y) =y²/3, if 0 ≤ y ≤10,otherwise,Find E[X].Give your answers to two decimal places.Sye-v², if x ≥ 00,otherwise.

Given information: fy=53y23, 0≤y≤1fx|y=ye-yx, x≥0 Consider, fx,y=fx|y*fy =ye-yx*53y23…

Answered: 3. Let X and Y be two random variables…

3. Let X and Y be two random variables with and fy(y) = 10, fxy(x|y) = 2/3, if 0 ≤ y ≤1 otherwise, ye-, if r 20 0. otherwise.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.4: Values Of The Trigonometric Functions

Problem 23E

See similar textbooks

Related questions

Q: Studies show that, historically, a certain city is hit by a hurricane about every 25 years. a.…

A: Given data A certain city is hit by a hurricane every 25 years

Q: how do I explain (14+12)× (8+12 )is greater than (14×12)+(8×12)

A: 4) The mathematical expressions (14+12)×(8+12) and (14×12)+(8×12).

Q: 4. Shafts manufactured for use in optical storage devices have diameters that are normally…

Q: PA [¹- (₁ + -] 1. pay off the balance over three years. If there are no further purchases charged to…

Q: How did you find the 1/5 values for each part of the integrals? The 2/5 was highlighted as the…

A: Given that A point is chosen at random on a line segment of length L Interpret this statement, and…

Q: Jane

Q: The Victorian government has proposed a new bus network to south east regional Victoria. A survey is…

A: Nominal : named Ordinal : natural order Scale: equal interval between variables without true zero…

Q: There is a class of 20 students, S1, S2, S3, . . . , S20. We need to form a study group of at least…

A: Total students = 20 {S1,S2,S3,....S20} We need to form a study group of at least 2 At least one of…

Q: Problem #6: When coin 1 is flipped, it lands on heads with probability; when coin 2 is flipped it…

A: Given that, coin 1 is flipped, it lands on heads with probability 4/5, when coin 2 is flupped it…

Q: 14 The article "Hydrogeochemical Characteristics of Groundwater in a Mid-Western Coastal Aquifer…

A: (b) Obtain the value of the standard deviation. The value of the standard deviation is obtained…

Q: A genetic experiment with peas resulted in one sample of a spring that consisted of 405 green peas…

A: Let n be the total peas x be the number of yellow peas Let p^ be the sample proportion of yellow…

Q: Roll a balanced die and let the outcome be X. Then toss a fair coin X times and let Y denote the…

Q: small manufacturing company recently instituted Six Sigma training for its employees. Two methods of…

Q: Toss five fair coins and let x equal the number of heads observed. a. Identify the sample points…

A: toss five fair coins. n = 5x = no. of heads observed. P(head) = p = 12P(x=X) =nCxpxqn-x…

Q: Use the appropriate normal distribution to approximate the resulting binomial distribution. A…

A: In question, Given that, A fair coin is tossed 25 times. Then We'll find the probability of…

Q: A hypothesis test is to be conducted to determine if the mean social marginality scores are not the…

A: There are 4 predictors, Youths, young adults, adults and seniors. So k= 4 Then k-1= 4-1= 3

Q: Determine the required value of the missing probability to make the distribution a discrete…

A: given data, x p(x) 3 0.26 4 ? 5 0.41 6 0.08

Q: A family of two parents and three children lines up in a row for a photograph. If the three children…

A: There are two parents and three children.

Q: arry your intermediate computations to three or more decimal places. (If necessary, consult a list…

A: It is given that Population mean, μ = 725 Sample mean, X̄ = 706 Sample standard deviation, s = 25…

Q: Suppose we have 12 women and 4 men. If we divide these 16 people into 4 groups of size 4, what is…

A: Given : 12 women and 4 men Total people=16 We need to choose 4 group of 4 people.

Q: Page 167, 3.1.30.* Consider a shipment of 1000 items into a factory. Suppose the factory can…

A: N= 1000 Tolerance= 5% Size(n)=10 Factory returns the shipment if X≥1 * Here two both ( N and n )…

Q: 2. The mean number of power outages in the city of Manila is 4 per year. Find the probability that…

Q: Let X and Y represents the width and length for the plot respectively and suppose that the fence he…

Q: q3- For categorical data: Select one or more: a. We can't apply boxplot to show its distribution…

A: Solution: Here we will discuss about which tool or technique is used categorical and numerical data.…

Q: 25. A card is drawn at randon from a deck of cards What is the probability that it will be card?…

A: It is given that a card is drawn from a deck of cards.

Q: (A) Find P(FIE). (Type an integer or a decimal rounded to the nearest thousandth as needed.)

A: It is given that the pointer is spun once on a circular spinner.

Q: how did they come up with 47.5

A: Given that Access time in milliseconds Frequency 30 but less than 35 - 17 35 but less than 40 - 24…

Q: Suppose that X and Y have the following joint probability density function. f (x, y) = 3x 400…

Q: 1. A toll bridge charges $1.00 for passenger cars and $2.50 for other vehicles. Suppose that 60% of…

A: Given that a toll bridge charges $1.00 for passenger cars and $2.50 for other vehicles. 60% of all…

Q: A bag of fast-food sandwriches contains two bamburgers, four cheesebungers. and three chicken…

A: The information provided in the question are as follows : Number of hamburgers = 2 Number of…

Q: A new pain reliever, namely Pain Reliever A, has just been invented. To study how soon it can bring…

A: Given information: nA=256x¯A=18.5sA=10

Q: Roll of a Die: Suppose you roll a single six-sided die with numbers 1 - 6 printed on the sides.…

Q: The overhead reach distances of adult females are normally distributed with a mean of 205 cm and a…

Q: Suppose a polling agency reported that 44.1%of registered voters were in favor of raising income…

A: Givensample proportion(p^)=44.1%=0.441sample size(n)=1047confidence level=99%Margin of…

Q: Sour Patch Kids come in five basic flavors: lime, lemon, orange, cherry, and berry.1 We are told…

A: Given information: There are 5 flavors: lime, lemon, orange, cherry and berry. 14% of the candies in…

Q: Ryan has a bag that contains strawberry chews, cherry chews, and watermelon chews. He performs an…

A: Given Information: Ryan randomly removes a chew from the bag, records the result, and returns the…

Q: 1. Derivation of multinomial distribution is similar to Binomial distribution in that there are n…

A: From the given statement we want to know given statement is true or false

Q: 6 mean • medica 2 mode (1

A: We have given that, The table is, Class interval frequency (f) 10 - 20 1 20 - 30 3 30 -…

Q: Suppose that the random variables X and Y have the following joint probability density function.…

A: Let X and Y are the random variables with having joint probability density function f(x,y).

Q: Find the value of the probability of the standard normal variable Z under the standard normal…

A: GivenP(0.3<Z<1.85)

Q: each distances of adult females are normally distributed with a mean of 205 cm and a standard…

A: Mean= 205 Standard deviation = 8.3 Z-score = (x-mean)/standard deviation P(X>214.3) = ?…

Q: Aubrey is designing a new board game, and is trying to figure out all the possible outcomes. How…

A: given data spinner :{red,green,blue,oraange} n1 = 4 fair die:{1,2,3,4}…

Q: A research institute poll asked respondents if they felt vulnerable to identify theft. In the poll,…

A: Given,n=982x=529α=1-0.90=0.1α2=0.05Z0.05=1.645

Q: In proof testing of circuit boards, the probability that any particular diode will fail is 0.01.…

A: Given P=0.01 n=200

Q: A news organization surveyed 75 adults. Each said he or she gets news from only one source. Here is…

A: 13-intenet user adults 24-television user adults 20-Radio user adults 18-Newspaper user adults 75-…

Q: 1. Suppose that the annual rainfall in Southern California is normally approximated with mean 8 (in)…

A: It is given that Mean, μ = 8 Variance, σ2 = 4 Standard deviation, σ = 2 Note: According to…

Q: If the probability of success (P) is 0.70 (70%), then What is the probability of failure? What are…

A: given data P(success) = p = 0.70 find P(failure) = /? odds of success = ? odds of failure = ?

Q: 7. A pair of fair dice is rolled. What is the probability of getting a sum that is not equal to 77

A: When tossing two dice, The total number of outcomes is 6^2=36. The possible outcomes for getting…

Q: Ten people, 5 women and 5 men are sithing around hind the probability, that neither two wornen nur…

A: Total 10 people : 5 women and 5 men Round table : P(neither two women nor two men are sitting next…

Q: Dan is planning to play the mega-thousands lottery. He gets to pick two digit-numbers (0-9),…

A: Given information: Cost of ticket = $5 Winning for Full Match = $10,000 Winning for Number Match =…

Question

3. Let X and Y be two random variables with
and
fy(y):
=
fxy(x|y) =
y²/3, if 0 ≤ y ≤1
0,
otherwise,
Find E[X].
Give your answers to two decimal places.
Sye-v², if x ≥ 0
0,
otherwise.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here