In a game of musical chairs, 6 children will sit in 5 chairs arranged in a row (one will be left out). In how many ways can this happen, if we count rearrangements of the children in the chairs as different outcomes?

Q: The table summarizes results from 979 pedestrian deaths that were caused by automobile accidents. Pe...

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Q: If I toss a coin six times, what is the probability that I will get at least a head?

A: If a coin is tossed six times than the possible out comes are 26=64

Q: Example 2.7. Let X and Y be jointly continuous random variables with joint PDF is given by: fx,y (r,...

A: Solution

Q: Question in probability: Task 3.3: In a symmetrical distribution the mean, standard deviation and ra...

A: Maximum=mean+ Range/2  Minimum=mean-Range/2   

Q: (a) Determine which of the following functions are probability density functions on the (-00, 00). x...

A: Solution

Q: Fifty randomly selected car salespersons were asked the number of cars they generally sell in one we...

A: The number of values corresponding to a class or observation is defined as the frequency of that cla...

Q: 1. Researchers are interested if the distribution of values for the change in HB (Hemoglobin) follow...

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

Q: Q.2. We have access to the following data on power-producing firms: Var No Variable Name Comments Or...

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Q: A factory has three assembly lines with the first producing 19% of the product, the second line prod...

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Q: Two cards are drawn from a deck. 1. How many possible values of sum of the numbers on the cards? 2. ...

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Q: Round all answers to 4 decimal places. a. A bag contains 9 white marbles, 5 blue marbles, and 8 yell...

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Q: An advertising company has 12 men and 8 women. Suppose the company needs to select a team of 5 membe...

A: Given that Total member=12+8=20 Men member=12 Women member=8 5 member are selected at random 

Q: 6. An automobile manufacturer is concerned about a fault in the braking mechanism of a particular mo...

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Q: Two catalysts are being analyzed to determine how they affect the average yield of the chemical proc...

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Q: 1. It consists of elements that are in A but not in B. universa

A: Given that  It consists of elements that are in A but not in B. Note: According to bartleby experts ...

Q: You roll two six-sided fair dice. a. Let A be the event that the first die is even and the second is...

A: Ans# -Given two six sided dice are roll then                    Sample space (S) = {(1,1), (1,2), (1...

Q: Suppose you win blackjack 47% of the time. What is the probability that you lose 3 games in a row an...

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Q: (a) If it has an emergency locator, what is the probability that it will not be discovered? 0.087 (b...

A: here use tree diagram and bayes rule

Q: A company has three machines B1, B2 and B3for making 1kN resistors. It has been observed that 70% of...

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Q: Xavier checked the statistics on his favorite basketball team and found that their probability of wi...

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Q: The letters A,A,A,B,B̟C,C,D,E,F,G,H are printed on identical cards (one letter on each card). The ca...

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Q: 2. Three students are named finalists in the search for A-1 Student of the Year. The evaluation pape...

A: The range formula is maximum-minimum.

Q: TOPIC: PERMUTATION List all the possible arrangements on the word CARE. Afterwards, given the arran...

A: As per guidelines expert have to answer first question three subparts only dear student please uploa...

Q: Calculate the time for 10 per cent of the sites on a (100) tungsten surface with a bec unit cell and...

A: The formula used for calculating time has some error. The actual formula for time is t= (number of s...

Q: A national survey indicated that 25% of adults conduct their banking online. It also found that 35% ...

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Q: The scores on a placement test given to college freshmen for the past five years are approximately N...

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Q: 1.Suppose you win blackjack 47% of the time. What is the probability that you lose 3 games in a row ...

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Q: If two dice are rolled one time, find the probability of getting a sum of 9. 1/9 O 2/9 О 1/6 О 18

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Q: 2. Suppose that two teams play a series of games that ends when one of them has won 2 games. Suppose...

A: Given information: Suppose that two teams play a series of games that ends when one of them has won ...

Q: 1. You need to put your 4 huskies in a single - file line to pull your sled. However the 2 are best ...

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

Q: Task of the day: Ten unbiased coins are tossed simultaneously. Find the probability of obtaining, (i...

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Q: 1.Suppose three coins are tossed. Let X be the random variable representing the number of tails that...

A: Let X be the number of tails(random variable) follow binomial distribution n=3 , p= 0.5 (coin is unb...

Q: If rain falls randomly with a 20% chance of rain on any given day, what is the probability that we s...

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Q: How many 5 letter "words" can be formed if exactly 2 of the letters are vowels if order is important...

A: There are 5 vowels and 21 consonants. Here, the order is important.

Q: In a multiple choice question there are four alternative answers, of which one or more are correct. ...

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Q: In order to attract customers, a grocery store started a "SAVE" game. Any person who collects all fo...

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Q: Each year, a Freshman English teacher surveys her incoming students about their stress level on thei...

A: Given information:   Frequency Percent Valid Percent Cumulative Percent Valid 1.00 16 10 1...

Q: A bag contains pieces of 5 different types of candy. If the bag has 64 pieces in total, how many pie...

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Q: 3. A traffic control engineer reports that 75% of the vehicles passing through a check point are fro...

A: Given,n=5p=1-0.75=0.25A random variable X~Binomial(n=5 , p=0.25)P(X=x)=5x0.25x1-0.255-x ; x=0,1,...5

Q: You are playing the lottery for 30 days in a row, assuming each day is independent and you know your...

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Q: 5. A group of doctors are conducting a clinical trial for an experimental cancer drug. The graph bel...

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Q: A sandwich store charges $20 to have three subs delivered and $26 to have four subs delivered. How m...

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Q: A random sample of size 20 from a normal population gives the sample standard deviation of 6. Test t...

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Q: In a class of 40 students, 22 students like mathematics, 20 students like science, and 8 students li...

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Q: uppose there is a 3/10 chance of snow each day this week. What is the probability that it will snow...

A: Given that   Probability of snow each day = 310=0.30 P(Snow) = 0.30 = P (1-P) = 0.70   We know that ...

Q: Assume the number of physical damage losses for houses as a result of hurricane Irma in Barbuda is n...

A: Given that  X~N( μ = 4000 , ? = 800 ) μ = 4000 , ? = 800 Z-score =(x-μ)/? Note: According to bartleb...

Q: You have a box full of objects (several thousand)One half of the objects are cubes, one quarter o th...

A: Given that  A box full of objects (several thousand)One half of the objects are cubes, one quarter o...

Q: In how many ways can a hand of 4 diamonds be chosen from an ordinary deck?

A: The combination formula is given by

Q: An urn contains 6 white and 9 black balls. If 4 balls are to be randomly selected without replacemen...

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Q: 3-60. The lifetime of a semiconductor laser has a lognormal distribution, and it is known that the m...

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