Suppose you roll a special 6-sided die. What is the probability that the number rolled is a "1" OR a "2"? Round answer 4 places after the decimal if needed. Question Help: Message instructor Submit Question

Q: Given a deck of 52 playing cards, in how many ways can a hand of 5 cards be dealt such that all are…

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Q: f (x) = kx^2, k constant, -1 =< x =< 1. f (x) is a p.d.f. ?the value of k= 1

A: Here use basic of probability density function  For valid probability distribution total probability…

Q: A scheme of random number generator is described as follows. First, one generates a normal random…

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Q: r A continous random variable x has p.d.f.,then f(x) >;0 a O It; f(x)==0 f(x) >==0 f(x) >=1 .b O .CO…

A: To find: A continous random variable x has p.d.f , then ?

Q: In an experiment where 2 balls are drawn successively at random without replacement from a box…

A: 7 ball=2(red)+3(green)+2(blue) balls  nCr=n!/(r!(n-r)!) r!=r(r-1)...3x2x1

Q: 1) Find the two-step transition matrix

A: here given Transition Matrix of markov chain

Q: probability that there will 10 log-ons over a 48 minute period? What is the probability that at…

A: here given , in large corporate  computer network ,  there are an average of 27 log-ons per hour  λ…

Q: A variable that can assume any value between two given points is called Continuous random variable…

A: Variable A variable may be defined as a quantity, characteristic, or number that can be measured. It…

Q: If 4 marbles are pulled from the bucket, determine the number of different 4-sets of marbles that…

A: There are 13 marbles which contains 8 red ad 5 blue marbles. (i)When 4 marbles are pulled, where 2…

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: Given : Margin of error: ME = 0.02

Q: A variable that can assume any value between two given points is called Continuous random variable…

A: In above question we will discuss about continuous random variable and whether above statement is…

Q: What is the number of distinct arrangements of all the letters in the word CELLPHONE

A: Useful formula: n!=n*(n-1)*(n-2)*(n-3)*..........*3*2*1

Q: An engineering student who didn't study for his exam, just randomly guesses the correct answer. Each…

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Q: Recently, Goran ran for president of the local school board. Of those who voted in the election, 80%…

A: The answer is attached below,

Q: Ann and Bill play rock-paper-scissors. Each has a strategy of choosing uniformly at random out of…

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Q: 3. [Maximum mark: 5] The times taken for a group of runners to complete a half-marathon are found to…

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Q: The probability that a component is faulty is 0.04. Two components are picked at random. Calculate…

A: Binomial distribution is given by

Q: a. The standard deviation is 2.4. Find and interpret the range. b. The quartiles are Q1-0, median=0,…

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Q: Q2: A secondry school is offering 3 language classes, one is Engllish, one is French, and one is…

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Q: Practice Problem 2: Girl or Senior? A local high school has 1400 students; 800 of whom are girls.…

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Q: Miss Bailey's drive to her cottage from Oakville varies uniformly from 3 hours and 15 minutes to 4…

A: In general, 1 hour =60 minutes. 3 hours and 15 minutes=195 minutes 4 hours and 5 minutes=245 minutes

Q: nounces). 65.8, 66.3, 68.3, 65, 64.9, 66, 64.4, 62.8, 66.2, 65.6 = 0.01 significance level to test…

A: Given 65.8, 66.3, 68.3, 65, 64.9, 66, 64.4, 62.8, 66.2, 65.6

Q: The weights of ice cream cartons are normally distributed with a mean weight of 9 ounces and a…

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Q: . A random student will be selected from the College of Engineering. The number of male (B) and…

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Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: From the provided information, Sample size (n) = 10 The probability that a machine has a lifespan of…

Q: What is the value of the 50th percentile in a Standard Normal distribution (mean = 0, standard…

A: The mean is 0 and the standard deviation is 1.

Q: (a) How large should the sample be if the margin of error is to be less than $4? ANSWER: (b) If we…

A: here given , Population standard deviation  =  34$  Confidence level = 90%  MOE &lt; 4 $

Q: A particle is moving on the unit circle x² + y² = 1 at the constant angular speed > 0, starting at…

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Q: Primary and secondary routes connecting two computers need to be chosen. Two primary routes are…

A: The routes are primary and secondary.

Q: rovide an appropriate response. Use the Standard Normal Table to find the probability. Assume that…

A: Given information- Population Mean, µ = 63.6 inches Population standard deviation, σ = 2.5 inches…

Q: he lifespan (L) of each of 2000 valves is measured and given Calculate the probability that the…

A: Given Information: Lifespan (hours) Number L &lt; 400 200 400≤L&lt;600 230 600≤L&lt;800 931…

Q: Instructions: Given that a bag of skittles has 15 blue candies, 16 orange candies, 12 yellow, 14…

A: According to our guidelines we will answer only three subparts.  For remaining answers please put a…

Q: A random variable X has unknown mean and variance o² = 25. To determine the mean u, one may…

A: Solution: From the given information, X has mean µ and variance σ2 = 25.

Q: Calculate the means and standard deviations of:37, 26, 19, 21, 19, 25, 17 a. 3; 7.141 O b. 3; 2.414…

A: Given the data set we have to find mean and standard deviation of the dats set.

Q: What are the differences between the two types of random variables in statistics? B i U Font Family…

A: Answer:

Q: In dealing poker cards (52 cards in a playing deck), you’re drawing 5 cards at random. What is the…

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Q: a. Two fair dice are rolled at once. Let X denote the difference in the number of dots that appear…

A: Given that, Two fair dice are rolled at once. X denotes the absolute difference in the number of…

Q: A coin weighted so that P ( H) =3/4 and P( T ) = 1/4 is tossed three times . Let X be the random…

A: Let X be the random variable which denotes the longest string of heads which occurs .  First…

Q: Suppose that X and Y have a joint probability density function given by ce-3z-5y fxy(x, y) = if x, y…

A: Given f(x,y)=ce-3x-5y x,y≥0

Q: If E denotes the expectation the variance of a (random variable X is denoted as (E(X))^2 - E(X

A: Given: If E be the expectations then varience of random variable x  Var(x)= (E(x))^2-E(x)  a); True…

Q: During Game 6 of the finals of the NBA championship, Steph Curry got fouled and was awarded 2 free…

A: Given,The probability of making a shot in the free throwlines is 0.88 .

Q: A random variable, x, has p.d.f. f (x) given by f(x) = 2 when 0< x < 1, The expected value is…

A: Solution

Q: The probability of finding a significant result if the hypothesis is true is called statistical…

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

Q: A nuclear power station is to be built on one of 20 possible sites. A team of engineers is…

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Q: Suppose X has a normal distribtution N(2,1), then E(X)= Var(X)=

A: Let  X has a normal distribution X~N(µ=2, σ2=1)Then the value of Mean =E(X)=µ=2Variance=Var(X)=σ2=1…

Q: next problem with the production line diagnosed as being due to an initial repair that was…

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Q: The probability that a component is faulty is 0.04. Two components are picked at random. Calculate…

A: From the provided information, Sample size (n) = 2 The probability that a component is faulty is (p)…

Q: .Find the standard deviation of -2, 7.2, 6.9, -10.4, 5.3 6 .a O 6.9 .b O 7 6.78 .CO .d O

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Q: The probability that a component is acceptable is 0.93. Ten components are picked at random. What is…

A: Given The probability that a component is acceptable(p)=0.93sample size(n)=10Let "x" be the no.of…

Q: A distribution of values is normal with a mean of 90 and a standard deviation of 5. Find the…

A: The provided information is  µ=90 σ=5 P(-a&lt;X&lt;a)=0.02…