A fair six-sided dice has the number 1 on one face, the number 2 on two faces and the number 3 on three faces. X is the discrete random variable that stands for the sum of shown faces, when rolling the dice twice

Q: In a society where 60% of the citizens identify as liberal and 40% of the citizens identify as conse...

A: Here we want to know given statement is true or not.

Q: The probability of a bolt being faulty is 0.3. Find the probability that in a random sample of 20 bo...

A:

Q: Assume that hybridization experiments are conducted with peas having the property that for offspring...

A: As per our guidelines we are suppose to answer only one question. Given,n=10p=0.75A random variable ...

Q: The probability that a person with certain symptoms has hepatitis is 0.7. The blood test used to con...

A: Given that P  ( H ) = 0.7, P (+ve/H ) = 0.95 , P ( + ve / H' ) = 0.05 Find P( H/+ve ) = ?

Q: Question Darryl plays a card game with his sister. He uses a 52 card deck and she chooses 1 card. If...

A: Given that, Darryl plays a card game with his sister. He uses a 52 card deck and she chooses 1 card....

Q: 4 Discrete e Random Variables are given. Prebbility Discrete Funden( PDE); Por ro Q1,15, 2, 25,3,35 ...

A: Solution

Q: A textile manufacturing process finds that on average, six flaws occur per every 240 yards of materi...

A: Given that 240 yards - 6 flaws 60 yards - ? lamda = ( 60* 6)/240 = 1.5 Using poisson distribution Fi...

Q: what is a player's probability of winning if they purchased 4000 different tickets? Note here

A: Here use hypergeometric distribution because without replacement model 

Q: dentify the following as discrete or continuous random variables. (a) Q: Total number of points scor...

A: Discrete random variables : Discrete random variables are those variables which are not in decimal f...

Q: Suppose you have a large bucket of fruit candy, where 1% is orange flavor, 13% is mango flavor, 9% i...

A:

Q: a. Choosing six officers from the class. b. Selecting 3 balls from a box containing 6 red balls and...

A: Question: Determine whether the given problem/situation isn a combination or not. Write C if it ...

Q: The average rent in a city is $1,680 per month with a standard deviation of $200. Assume rent follow...

A:

Q: The amount of time that people spend at Grover Hot Springs is normally distributed with a mean of 70...

A: As per our guidelines we are suppose to answer three sub parts. Given,mean(μ)=70standard deviation(σ...

Q: business and the firms bid independently, what is the expected value of the contract to the firm?

A: There are two competitor A and B. The lowest bidder will get the contract. A firm plans bid of $300 ...

Q: How many 6 digit telephone numbers can be formed if each number starts with 35 and no digit appears...

A:

Q: Which of the following illustrates a permutation? Write P in your answer sheets if the scenario illu...

A: Permutation is an arrangement of objects in a definite order.  

Q: Suppose an individual is randomly selected from the population of all adult males living in the Unit...

A:  We have suppose an individual is randomly selected from the population of all adult males living in...

Q: Let X have an exponential distribution with mean of 1. Consider the transformation Y = exp(-X), and ...

A:

Q: The odds against student X solving a Business Statistics problem are 8 to 6, and odds in favour of s...

A:

Q: Imagine a woman has a positive mammogram. What is the probability that she has breast cancer?

A: Here use Bayes rule and tree diagram  Define events as follows  C = women have breast cancer  T = ma...

Q: at is the probability of spending more than 2.4 days in recovery? at is the probability of spending ...

A: We have given that.   X~N( μ , ?^2 )   μ=3 , ? =1.7   Z-score =( x - μ )/?

Q: DEFINE WHETEHER ITS TRUE OR FALSE.

A: here use basic properties of normal distribution  

Q: Wood paneling can be ordered in thickness of 16'8 1 1 or inch. The random variable X is the total th...

A: X = the total thickness of paneling in two orders.1/8+1/8 = 1/4 inch 1/8+1/4 = 3/8 inch 1/8+3/8 = 1/...

Q: Let Y1 and Y2 denote the proportions of two different types of components in a sample from a mixture...

A:

Q: kindly write legibly thank you!  Enumerate and explain each briefly the THREE (3) Properties a Cumu...

A: Given that  Properties a Cumulative distribution function :  We have to define it's properties:   

Q: (a) What is the probability that the vaccine selected is an outdated one? (b) If the vaccine selecte...

A: Here define events and draw tree diagram  Here use Bayes theorem 

Q: A family has two children. Now, I tell you one of the children is a girl. What is the probability th...

A: here probability of girl = 12   probability of boy = 12 here each birth independent from each other ...

Q: 1. The average number of milligrams (mg) of cholesterol in a cup of a certain brand of ice cream is ...

A: Given,mean(μ)=680standard deviation(σ)=40

Q: The Economic Policy Institute periodically issues reports on workers' wages. Suppose the institute r...

A: Given: μM=37.39σM=4.60μW=27.83σW=4.10  

Q: The patient recovery time from a particular surgical procedure is normally distributed with a mear d...

A: GivenMean(μ)=3standard devaition(σ)=1.8

Q: 3.24 Some functions on the probability simplex. Let x be a real-valued random variable which takes v...

A: @solution::: thank you for asking this question. it this really help to u plz upvote me ??.. Here u ...

Q: 8. There are 5 points on a plane, no three of which are collinear. How many different lines can be f...

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Q: 1 2 3 4 0.0 P(X 0.3 0.2 0.0 0.2 0.0 82 =x) 93 62 02 46 15

A: Given data is  x 0 1 2 3 4 5 P(X=x) 0.393 0.262 0.002 0.246 0.015 0.082

Q: If there are 400 errors in a book of 1000 pages, find the probability that a randomly chosen page fr...

A: Let X denote the number of errors in pages, X~P(λ) Pdf of Poisson distribution, P(X=x)= e-λλx/x! , X...

Q: Design a problem that demonstrates the probability of two events that are either mutually exclusive ...

A: just elastrate...

Q: The probability that a boy will get a scholarship is 0.9 and that a girl will get is 0.8. What is th...

A:

Q: Jenny owns a home in a heavily wooded area. If there is a 1-in-25 chance of fire in the area, what i...

A: Given that, Jenny owns a home in a heavily wooded area. If there is a 1-in-25 chance of fire in the ...

Q: On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of...

A: As per our guidelines we can solve first three sub part of question and rest can be reposted. Soluti...

Q: The amount of time that people spend at Grover Hot Springs is normally distributed with a mean of 68...

A: As per Bartleby guideline expert have to answer first question three subparts only dear student plea...

Q: The mean amount of time it takes a kidney stone to pass is 13 days and the standard deviation is 6 d...

A: Given,mean(μ)=13standard deviation(σ)=6

Q: When the health department tested private wells in a county for two impurities commonly found in dri...

A:

Q: The probability mass function of a discrete random variable is: 7-x p(x) = a=) G) for x = 1,2,., 14 ...

A:

Q: tudent has an American Express card. Suppose that P(A) = 0.6, P(B) = 0.4, and P(A N B) = 0.3, suppos...

A:

Q: Let (2, A, P) be a probability space, let X be an integrable random variable. Let C be a sub-o-algeb...

A: @solution:::

Q: Answer each given situation below. Show complete computations, then box all final answers. 1. There ...

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only fi...

Q: 15. Arun wants to send invitation letter to his 7 friends. In how many ways can he send the invitati...

A: There are 7 friends and 4 servants.We can see that each of 4 servantscan invite each of 7 friends, i...

Q: (a) Find the pmf of X, the number of spades in the two cards. (b) Find the cdf of X. (c) Find P(X < ...

A: here selecting 2 cards from standard deck of 52 cards no. of spade cards = 13 here 2 cards are selec...

Q: A survey of 400 randomly selected high schobl students determined that 277 play organized sports. (a...

A:

Q: Consider the following normal distribution: 1 f(x) = exp[-1/2(x– µ)²lơ²] Show that f(x) is a continu...

A: Given:

Q: 2. How many 3-letter words with or without meaning, can be formed out of the letters of the word, 'L...

A: