a) How many ways are there to do this?

Q: they

A: Euler Path is the one which crosses every side(edge) exactly once.

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Q: Question 1: Set theory J Suppose that in a random experiment you observe the number of computers…

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Q: At Roxbury Community College, 7 out of every 10 students take Introduction to Statistics. If there…

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Q: Two discrete random variables X and Y have the joint probability density function: f(x.y)=e*p"…

A: Given: Two discrete random variables is X and Y   fx,y=λx e-λ py1-px-yy! x-y!…

Q: Problem 8. Suppose I have 50 strings. At every step, I randomly pick 2 ends of strings (they could…

A: We have 50 strings. i.e. we have total 100 ends of string.

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A: Introduction: It is required to calculate the total number of possible combinations of chair and…

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A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: How to find the value of F_ how to find margin of error The formula and example

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A: Total cameras =8 Defective =5 Not defective =3 We have to define random variable X as no. Of…

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Q: Suppose a drawer contains two brown socks, seven white socks, and three green socks. We draw one…

A: The provided information is  There are three drawer stocks 2 are brawn stocks 7 white sticks 3 green…

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Q: b) c) d) Calculate Var (3X + 2Y+1). Obtain the distribution of W=X+Y. (). Compute E

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Q: Let the joint p.m.f p(x, y) of (X,Y) be given by the following: (a) b) Compute -1 X 0 1 P(X+Y=0) -1…

A: Solution

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Q: 1. A gaming company claimed that their role-playing games take over 65 hours to complete. A sample…

A: Null hypothesis H0:mu=65 Alternate hypothesis H1:mu>65 Calculating test statistics…

Q: ndependent

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Q: Absolute and Relative Change The value of a car dropped from $25,000 to $23,400 over the last year.…

A: The value of the car was $25000.

Q: The following data are the grades of the EDA students in Engr. A. Determine the Mean, Mode, Median…

A: Given data is96, 84, 85, 72, 95, 74, 75, 88, 87, 98, 81, 79, 78, 76, 81, 99, 74, 75, 82, 81, 95, 94,…

Q: Kilie is an avid collector of action figures based on superhero movies. She has been tracking the…

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Q: 4. Let X and Y be independent random variables with gamma distributions, r(3,2) and I'(4,2),…

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Q: at k ( k) = n(k-₁) fo 1) for in

A: To prove, knk=nn-1k-1

Q: 5.3% of what number is $2.28? Identify: - the percent (as a decimal) - the base (round to the…

A: 5.3% of what number is 2.28 ?

Q: (a) (b) Compute (i) (ii) (iii) P(X+Y=0) (iv) Cov(X,Y) Examine whether X and Y are independent.…

A: Answer are given below

Q: Let X be a continuous random variable with a probability density function ((6-3e)x² + ex 0 0<x< 1…

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Q: 4) Given the following dataset of reported claim distribution, k is the number of claims, nk is the…

A: Regression model         A regression model is a function that describes the relationship between…

Q: The probabilities that the secretary of a construction company, her manager, or both will be sick on…

A: Let A=secretary will be sick  B=manager will be sickGiven,P(A)=0.04P(B)=0.07P(A∩B)=0.02

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Q: When Susan and Jessica play a card game, Susan wins 60% of the time. If they play 9 games, what is…

A: Given: n=9p=0.6 w=pj=1-w=ppJassica wins exactly k games=Cn,k w^k 1-w^n-k Formula: SUMk=o to n Cn,k…

Q: If one student is chosen from the school, what is the probability that the chosen student is a…

A: Given sophomore students are = 469 Total number of students = 2000

Q: A computer salesman averages 1.3 sales per week. Find the probability that in a randomly selected…

A: Given,The average no.of sales per week (λ)=1.3A random variable X~Poisson(λ=1.3)P(X=x)=e-1.31.3xx!…

Q: Two bowls each contain 10 pieces of fruit. In bowl A there are five oranges and five apples; in bowl…

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A: Given Twelve teachers are to be assigned to three schools

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A: Given, Initial level of carbon dioxide: 313 parts per million Final level of carbon dioxide: 383…

Q: A random variable X has the probability density function given by: x) = {k(1-x) (k(1-x) if-1≤x≤1…

A: Given, f(x)=k(1-x)     -1≤x≤1 ∫-∞∞f(xi)=1

Q: Alex and Boris are taking college preparatory exams. Alex writes ACT test, and scores 20 out of 35.…

A: The answer is attached below,

Q: In the game of "Between," two cards are dealt from a standard deck and not replaced. You then pick a…

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Q: 1. Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A: e. Here,we are find P(X=1|Y=1)=P(X=1∩Y=1)P(Y=1), FROM TABLE P(X=1∩Y=1)=0.1 AND…

Q: A B A B C 3 20 15 CDE 1 3 20 57 33 F 38 5378 15 13 27 -- 56 D 57 13 56 -- E F 33 38 27 58 6 37 52 44…

A: Given  The weights of edges in a graph is shown in the table.we need to apply the nearest neighbour…