Which of the following illustrates combination? forming plate numbers of vehicles O Arranging the books in a shelf Drawing names from a box containing 50 names O assigning telephone numbers to homes

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A: Since we know that In binomial distribution the probability is same for every trials and each trail…

Q: It is claimed that the average age of working students in a certain university is 19 years. A…

A: The provided information is n=48 x¯=21µ=19σ=1.3α=0.05 Here, we use the z test because the sample…

Q: Directions: Formulate the null and alternative hypothesis, identify the level of significance,…

A: Hypotheses are H0: P=0.50 H1: P≠ 0.50   The level of significance is 1-0.99 =0.01 CLT is suitable…

Q: There are hundreds of apples on the trees, so you randomly choose just 96 apples and get a mean…

A: Formula  Margin of error =E E=tc× s/√n Confidence interval=( x̄ ± E )

Q: what is 1/2x+36=1/4x+72

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Q: If X is uniformly distributed over (0,1), find the density function of Y = ex.

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Q: a. In how many ways can 4 people arrange themselves in a row for picture taking? а. 4. b. 8. с. 12.…

A: We have given that the problems related to the permutation and combinations. Here, need to find out…

Q: Find the number of distinguishable permutations of the given letters "AABCCCDD". Your answer is :…

A: Given letters is "AABCCCDD"No.of times letter "A" repeats(a) = 2No.of times letter "C" repeats(b) =…

Q: Q2: Let x1, X2, ..Xn and y1, y2, .Ym represent two independent random samples from the respective…

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Q: Each sample of water has a 10% chance of containing a particular organic pollutant. Assume that the…

A: Let X be the random variable from binomial distribution with probability (p) = 10% = 0.10 and sample…

Q: In a company survey of 1000 skiers and bikers it is found that 80% like skiing and 60% like biking.…

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Q: The blue, red, and yellow curves all have a mean of 0, while the green curve has a mean of -2. a e'a…

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Q: Here's a discrete probability experiment: a college instructor keeps track of the number of students…

A: We have given that probability distribution table X P(X) 0 0.25 1 0.15 2 0.25 3 0.25

Q: A store gathers some demographic information from their customers. The following chart summarizes…

A: From the provided information, Age Number of Customers < 20 80 20 – 29 79…

Q: For any real number y, defined y* by Sy, if y > 0 y+ 10, if y < 0 Let c be a constant a. Show that…

A: Given  y+=y , if y≥00 , if y&lt;0

Q: Illustration 55. Fit a Poisson distribution to the following frequency distribution and estimate the…

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Q: Q. Fit a Poisson distribution to the following data by Recurrence Relation Method. 3 1 4 5 6 7 |f:…

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Q: mrs putzman has a briefcase with a three digit combination lock. she can set the combination…

A: Given that, mrs putzman has a briefcase with a three digit combination lock. she can set the…

Q: A sample of students, faculty, and administration from a large university were asked if they were in…

A: We have given that the sample of students,  faculty and administration from a large university in…

Q: (a) Consider a t distribution with 24 degrees of freedom. Compute P(-1.00<1<1.00). Round your answer…

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Q: 12. Find the moment generating function of the random variable X, having p.d.f. х, for 0<x<1 f (x)…

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Q: te, the denominator of the equation should be the death birth rather than number of pregnancies, but…

A: Maternal mortality rate is ratio between total recorded maternal deaths to live births in the same…

Q: 1. Complete the table Po P- n value a. 100 40/100 8% b. 248 51/248 10% C. 312 100/31 12% 2 d. 486…

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Q: Write A. Permutation B. Combination a. _Forming a committee of 4 from 10 рeople. b. Five people…

A: We have given that the statements about to the permutation and combination. Here, need to find out…

Q: A coin is tossed three times. An outcome is represented by a string of the sort HTT (meaning a head…

A: Introduction: It is required to find the probabilities of the events A, B, and C.

Q: Suppose that the life expectancy of a certain brand of nondefective light pulbs is normally…

A: Given data,Mean μ=1200sd   σ=50If 30,000 bulbs are producedP(1130&lt;X&lt;1260)=?

Q: 39. A card is drawn random from a standard deck of cards. Find the probability of drawing an ace. a.…

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Q: In a medical mission among adults, the distribution of cholesterol readings, in mg/dl is normally…

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Q: Fisher's Index number is an ideal index number justify.

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Q: ng to a report done by 5 & J Power, the mean lifetime of the light bulbs it manufactures is 45…

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Q: the probability of a new employee in a​ fast-food chain still being with the company at the end of…

A: Given that  n=8 , p=0.7 , q=1-p=1-0.7=0.3 X~Binomial(n=8,p=0.7)

Q: Gather the number of households in your community who are willing to participate in the community…

A: Please find the explanation below. Thank you

Q: QUESTION 20 Find the confidence level related to the critical value za2=1.476 O 91% 77% 68% O 86%

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Q: There are 4 different Mathematics books, 7 different English books and 5 different Science books. In…

A: Given,no.of mathematics books=4no.of English books=7no.of science books=5

Q: Rolling a die and tossing a coin at the same time.

A: Given that  4) Rolling a die and tossing a coin at same time  Note: According to bartleby experts…

Q: Given a normally distributed population with a mean of 100 and variance 100, find f) P(90 sx S 115)…

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Q: A seven-character insurance account number must be four lowercase letters of the alphabet followed…

A: The number of lowercase letters in the alphabet is 26.

Q: Q1. Age and pulse rate on a study of 6 people is as follows. Age 1 5 Pulse 130 10 15 20 25 110 100…

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Q: Explain the following weighted index numbers. (a) Laspeyre's Price Index Number (h) Passche's Pricg…

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Q: he following data comes from a normal distribution X with unknown mean. Compute an unbiased…

A: We have given that,  The data set are : 12, 8, 0, 9, 9, 4, 6, 1, 7, 2, 13, 11, 1, 5, 10 And…

Q: A Markov chain is described by the transition diagram 1/4 1/4 S 1/2 1/2 SA 1/2 1/2 1/3 1/2 (S) Ss 1…

A: For the given , markov chain, we need to find the probability that the process enters S₂ for the…

Q: 3. A biomechanics researcher wanted to test whether good, average, and poor sprinters differed in…

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Q: Question 3 B0/1 pt If n=360 and p (p-hat) =0.48, find the margin of error at a 95% confidence level…

A: Given data,n=360p=0.48z-vaue at 95% CI is Zc=1.96Margin of error E=?

Q: 5. Show that for a normal distribution with mean u and variance o', the central moments satisfy the…

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Q: A recent survey found that 62% of college students attend more than one institution during their…

A: Let the R.V X denotes the number of students attend more than one institution and it follows the…

Q: A thief steals stereo systems from the parked cars. Every morning he starts searching parked cars,…

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Q: O The random variable X has a binomial distribution B(11, p). If P(X = 8) = P(X = 7) find the value…

A: Note: If the post contains multiple questions only allow to first question as per guidelines of…

Q: According to a report done by SaJ Power, the mean lifetime of the light bulbs it manufactures is 45…

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Q: Explain the importance of direct and indirect standardised death rates.

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Q: 38. A jar contains 6 red balls, 5 green balls, and 4 blue balls. If a ball is chosen random, find…

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