Find the number of ways in which seven watermelons can be arranged in a row.

Q: An urn contains 6 red and 8 blue marbles. Five marbles are drawn at random from it without replaceme...

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Q: What is the probability of getting between  7 and 9 people inclusive in 10 minutes?

A: Here use excel command for cumulative probability 

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Q: You and your partner share a tandem bicycle. You both rely on it to get to work. Unfortunately, you ...

A: Given that the analysis of tracking data has shown that the times when you are ready to go each morn...

Q: 44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has r = 60 an...

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will an...

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Q: Human pregnancies are normally distributed with a mean of 267 days and a standard deviation of 15 da...

A: The mean is 267 days and the standard deviation is 15 days.

Q: A source emits four colours {Red, Blue, Green, Yellow} with probabilities as 0.1, 0.2,0.3, 0.4, resp...

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: General Mills is testing 12 new cereals for possible production. They are testing 5 oat​ cereals, ...

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Q: A single, fair 6-sided die is tossed. Find the odds in favor of rolling a 2, 4, 5, or 6. What are th...

A: The odds in favour of event A is defined as P(A)/(1 - P(A)).

Q: Calculate the following probabilities using the z-score tables (four decimal places): P(z < 1.33) = ...

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Q: A series of n jobs arrive at a multiprocessor computer with n processors. Assume that each of the n"...

A: The probability of an event is the ratio of the number of cases favorable to that event to the numbe...

Q: . A shipment of parts contains 120 items of which 10 are defective. wo of these items are randomly c...

A: Given that  Total item=120 Defective item=10 2 item are chosen at random   

Q: Erin has 4 cards, one with the letter A, one with the letter B, one with the letter C, and one with ...

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Q: Q2: Let X and Y have a bivariate normal distribution with parameters 4, = µ2 = 1,of = 16, a? = 25 an...

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Q: Assume that the amount of time taken by students to write an organic chemistry test is normally dist...

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Q: The Credit Risk Department of a major bank estimates the default rate on loans under $10,000 to be 5...

A: Given,p=0.05n=1900

Q: The Credit Risk Department of a major bank estimates the default rate on loans under $10,000 to be 5...

A: a) Assume that p as the true population proportion of defaults under $10,000 to be made next month.

Q: In this exercise, the random variable n represents the number of units of a product sold per day in ...

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Q: 1. Let X = E-1 Xi. Use the properties of the expectation and the variance to show that E(X)= µ and V...

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Q: 52 well-shuffled cards. Find the probability that (a) 4 are queens, (b) 2 are jacks and 3 are queens...

A: HERE 5 CARDS ARE DRAWN FROM DECK OF 52 CARDS  there are total 52 cards in standard deck  here it is ...

Q: QUESTION 12 For a non-homogeneous Poisson process, the intensity function is given by A(t) = 5 if t ...

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Q: 2. You are kidnapped by a mafia and they are planning to kill you. However, they will set you free i...

A: Introduction: We need to find the probability that the kidnapped person can walk away after 3 shots ...

Q: Given the following table summarizing the responses of 270 people to toe question 'which evening new...

A: Given that  We have to find the probability that  what is the probability that the person watches: ...

Q: a. Using the expected value for f, what is the expected number of times a popper must be pressed bef...

A: Let p be the probability of getting a 4 or 6.  It is known that the possible outcomes for rolling a ...

Q: four-digit number, in the range 0000 to 9999 inclusive, is formed. find the probability that a) the...

A: Here we will use Fundamental of counting principle and Basics of probability 

Q: Let X be a random variable with distribution function F(x) = 1-e*,x > 0, then the p.d.f of X is -1 O...

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Q: 2. In how many ways can twenty 1000-peso bills be given away to four of ten people where each of the...

A: Given : number 1000 -peso bills (n)=20Number of receivers (x) = 4 In this example concept of combina...

Q: 2 Let X, Y be independent and identically distributed with Uniform(0, 1) density. (a) Find the densi...

A: Given  X,Y~U(0,1)    

Q: Assume that a sample is used to estimate a population proportion p. Find the 90% confidence interval...

A: Given that  n=145 , X=106 

Q: in which subject is his standing better assuming normality in both subjects

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Q: Find the probability of drawing 3 aces at random from a deck of 52 ordinary cards if the cards are (...

A: Given information is Total Number of cards in a deck = 52  No of Ace cards in a deck = 4   Now we ar...

Q: For the following system, write down the expression for system reliability:

A: Here probability of failure qi for block i probability of block i work = 1- qi

Q: Ex. 1. 7. The mean age of non-residential buildings is 30 years and their standard deviation 5 years...

A: You have Asked for first part sol.

Q: The odds in favor of Nolan getting promoted are 5:1. Find the probability that Nolan gets promoted. ...

A: Given that  The odds in favor of Nolan getting promoted are 5:1 The odds in favor of event A.

Q: (a) Calculate Tom's point estimate. (b) Given that the estimated standard er- ror of (pi + P2)/2 is ...

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Q: when a die is rolled, what is the probability that a four will appear on the top face?

A: We have given that when a die is rolled, the sample space isS = {1, 2, 3, 4, 5, 6 }

Q: 1. This table shows the number of students from each grade level who earned at least two A's during ...

A: The probability of an event is calculated by the ratio of the number of cases favorable to that even...

Q: shipment of parts contains 120 items of which 10 are defective. Two of these items are randomly chos...

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Q: Q– 2: A government agency wants to test a refining company's claim that the mileage achieved with it...

A: Here, the government agency wants to test a refining company's claim that the mileage achieved with ...

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1025 dollars. Assume the stan...

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Q: Find Probability that, a person who test positive has disease.

A: HERE DEFINE events  person have disease  = X test result positive  = Y

Q: The principle of redundancy is used when system reliability is improved through redundant or backup ...

A: For the given data Find the probabilities

Q: 1. The random variable Y = X2 does not have a normal distribution because the probability density fu...

A: The p.d.f of normal distribution is given by,    

Q: Suppose that you and a friend are playing cards and decide to make a bet. If you draw two face cards...

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Q: 3. The following table lists the outcomes of free throw attempts by Ben. Second Hit Miss Total Hit 6...

A: Please note that as per our guidelines I have answered the first question. Please repost the remaini...

Q: A school is offering two extracurricular classes, one in Playing Chess and the other in Painting The...

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Q: Verify Property 2 of the definition of a probability density function over the given interval. 1 f(x...

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