Find the value of K and the probabilities that a random variable will take on a yalue i) þetween •1 amd •2 ii) greater than •5.

Q: If m things are distributed among a men and b women, show that the chance that the number of things…

A: Given information: Given that m things are distributed among a men and b women.

Q: Q:3: If 3% of the electric bulb manufactured by a company are defective , find the probability that…

A: Note:  We'll answer the first question since the exact one wasn't specified. Please submit a new…

Q: Assume that his shots are Bernoulli trials, and that he makes 2 in 8 of his shots. How many three…

A: It is given that shots are Bernoulli trials and he makes 2 in 8 of his shots. The probability of…

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Q: Among the 16 applicants for a job, 10 have collegedegrees. If 3 of the applicants are randomly…

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Q: QI/(a) Of 120 students, 60 are studying French, 50 are studying Spanish, and 20 are studying French…

A: Given : Of 120 students , 60 are studying French , 50 are studying Spanish and 20 are studying…

Q: When X is a binomial random variable, then the probability X = r successes can be found using the…

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Q: urn has 7 balls that are identical except that 4 are white and 3 are red. A sample of 5 is selected…

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Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

A: Total number of students i.e. nT=80 Number of students studying French i.e. nF=20 Number of students…

Q: two students will be picked from a pool of students and W is a random variablethat pertains to the…

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

Q: Suppose that is a binomial random variable with n = 3, p=.22. what is the probability that X will…

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Q: Suppose that the joint CDF of the random variables X and Y is given by 0, x < -2 or y < –5

A: Given that Fx,y=0, x&lt;-2 or y&lt;-538, -2≥x&lt;2, -5≤y&lt;312, x≥2 and -5≤y&lt;312, -2≤x&lt;2 and…

Q: What is the probability that a normally distributed random variable X is greater than 85 if ux = 75…

A: Given that, Mean = 75 Standard deviation = 4

Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

A: Total number of students: 80 Number of student who are studying French:   F = 20 Number of student…

Q: Suppose a math class contains 31 students, 19 females (two of whom speak French) and 12 males (three…

A: We have given that a math class contain 31 students, 19 females( 2 speaks French) and 12 males(3…

Q: Suppose X has a binomial random variable with n = 50 and p =0.4, then which one of the following…

A: we have given that,  X has a  binomial distribution with n= 50 and p= 0.4, Binomial (n=50, p= 0.4)…

Q: Suppose that the probability that iraqi man has a high blood pressure is 0.15. If we randomly select…

A: Given,n=6p=0.15q=1-0.15=0.85A random variable X~Binomial(n=6 , p=0.15)P(X=x)=Cx6 0.15x0.856-x  ;…

Q: During a fitness center outbreak, 1/10 of the customers of the center are infected by COVID-19.…

A: Solution: 6. Let E be the event that he/she has flu symptoms. From the given information,

Q: A study determined that 8​% of persons age 65 to 74 have a certain symptom. A group of 19 persons…

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Q: A certain state has license plates showing three numbers (chosen from 0-9) and three letters (chosen…

A: Total digits available = 10    ( 0 to 9) Total Letters available = 26   (A to Z) Total choice…

Q: A foreign shipment of 5 foreign cars contains 2 that have light paint stains. Suppose an agency…

A: A random variable is an outcome of a random experiment. Sometimes the outcomes of a random…

Q: If 2 of 20 tires are defective and 6 them are randomly chosen for inspection. What is the…

A: GivenTotal no.of tires(N)=20No.of tires are chosen(n)=6No.of tires are…

Q: Suppose a math class contains 40 students, 17 females (three of whom speak French) and 23 males…

A: Given information is shown in the table   Speak French Does Not Speak French Total…

Q: A coin is loaded so that the probabilities of heads andtails are 0.52 and 0.48, respectively. If the…

A: Let H be event of heads and T be the event of tails. It is given that P(H)=0.52 and P(T)=0.48 It is…

Q: In a district, 65% of the total population is in favor of rising the traffic challan. During a…

A: Given Information: Proportion (p) = 0.65 Sample (n) = 100 Let X denote the number of people who are…

Q: uppose a math class contains 40 students, 17 females (three of whom speak French) and 23 males (four…

A: Total students = 40   Male Female Total Speak 4 3 7 Not speak 23-4=19 17-3=14 33 Total 23…

Q: Suppose that X is a N(3,4) random variable and suppose that Y=2X-1. Determine P(Y>8).

A: We have, Let X be the random variable from normal distribution i.e,  N(3, 4) and Y = 2X-1 Then,  We…

Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

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Q: If a dicrete random variable x takes only three values 2,5 and 9 and that p(x=2)= 0.2 , p(x=5) =…

A: We have to find p value..

Q: Two balls are chosen randomly from an urn containing 8 white, 4 black, and 2 orange balls. Suppose…

A: Given, Two balls are chosen randomly from an urn containing 8 white, 4 black, and 2 orange balls. We…

Q: In which three balls are selected simultaneously and randomly from a box. But assume that the box…

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Q: Esp Of the people who fished at Clearwater Park today, 56 had a fishing license, and 14 did not. Of…

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Q: 3. Suppose eight coins are tossed simultaneously. If the random variable X denotes the number of…

A: I solved exactly first question because of bartleby policy if you want more please upload…

Q: A box of 8 cellphones contains two yellow cellphones and six green cellphones. Complete parts (a)…

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Q: Assume that his shots are Bernoulli trials, and that he makes 1 in 3 of his shots. How many three…

A: According to the provided data, the probability of making points is 1/3 and the probability of…

Q: Assume that for a randomly selected day, there is a 30% probability of cold weather, 50% probability…

A: Given Information:

Q: Suppose that a technology task force is being formed to study technology awareness among…

A: Probability distribution

Q: From a city population, the probability of selecting a male or graduate is 0.65, a male and a…

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Assume 35% of dogs are adopted from a shelter. In a random sample of 500 dogs, what is the…

A: np=500×0.35=175 &gt;5 nq=500×0.65=325 &gt;5 We can approximate the normal probability

Q: A carnival game has four boxes (Figure 4.15), into which the contestant tosses four balls. Each box…

A: probability of a ball landing in any box = 0.25 all possible outcomes are - all 4 balls in 1 box, 3…

Q: From a lot of 11 missiles, 3 are selected at random and fired. Suppose the lot contains 5 defective…

A: Binomial distribution is discrete distribution that deals with the probabilities of success and…

Q: What is the smallest value of k in Chebyshev’s theo-rem for which the probability that a random…

A: Chebyshev's inequality: Chebyshev's rule is appropriate for any distribution. That is, Chebyshev's…

Q: A roulette wheel has 38 slots in which the ball can land. Two of the slots are green, 18 are red,…

A: Probability of an event = Each spins are independent means the outcome of first spin does not…

Q: 6. Three out of eight BS in Business Administration graduates are in banking industry. If 600 BS in…

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Q: Based on a​ poll, 40% of adults believe in reincarnation. Assume that 5 adults are randomly​…

A: Let us denote X= number of adults who believe in reincarnation.  Probability of a person who…

Q: 8. 5% of all men wear a XXL sized t-shirt. If 20 men are randomly selected, find the probability…

A: Since you have asked multiple questions in a single request we would be answering only the first…

Q: The daily number of orders filled by the parts department of a repair shop is a random variable with…

A: Let the random variable X have mean μ and standard deviation σ. The Chebyshev’s inequality states…

Q: Assume that the weighted coin yields a heads with probability 0.75. You select one of the two coins…

A: According to the given information, a weighted coin yields a heads probability = 0.75 One of the two…