X ƒ Example 7. From the following data find quartile deviation and its coefficient. 20-25 25-30 12 15 10-15 8 15-20 10 30-35 10 35-40 7 40-45 8 45-50 5

Q: Consider the CDF given below. Also, assume X is a random variable whose CDF is given by F(x),…

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Q: (b) Determine the probability that X exceeds its mean value by more than 1 standard deviation.…

A: From given data we have : Sample size N=12 Population n=8 success size k =9

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Q: P(y) 40! y! (40-y)! (0.9) (0.1) 4⁰-y ▸ y 0,1,...39,40 E(y)

A: Given P(Y)=40!/[y!(40-y)!]0.9y(0.1)40-y ; y=0,1,..,40. r!=r(r-1)x...x3x2x1

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A: Given 50 items=3(defective)+47(good) P(X<2 defective)=? Farmula used  nCr=n!/[r!(n-r)!]…

Q: (d) P(-2.70 ≤ ZS 2.70) (e) P(Z < 1.43)

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Q: On average, 15 households in 50 own at least one dog. a. Using the Poisson formula, find to 4…

A: Given that: On average 15 households in 50 own at least one dog.

Q: d. 2 Determine ratio of A to B. Round as indicated. A = 24.7% is the divorce rate in City A B =…

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A: Let X denote the number of breakdowns per 2 weeks period. Given that Number of breakdowns per week =…

Q: Data on oxide thickness of semiconductors are as follows: 417 422 435 418 408 433 430 422 426 411…

A: Note- Since you have posted a question with multiple sub-parts, we will solve the first three…

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Q: 2ΣΕ1 Χι Show whether or not B 98% Confidence interval for ß if a random sample is given by 2.4, 4.6,…

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Q: Among 50 students enrolled in a college, 40 had applied for civil engineering and 10 had applied for…

A: Given Information: 50 students enrolled in a college. Of which 40 students had applied for civil…

Q: Suppose 2% of cotton fabric rolls and 3% of nylon fabric rolls contain flaws. Of the rolls used by a…

A: Probability is the likelihood of the event happening. Condition probability that the event happen…

Q: F(x)= 1 — |ឤ r | ្ង © |ន ដា |ន 25 4 25' 9 25 16 25' XX 0<x< 1 1<x<2 2<x<3 3<x<4 1 x 24 The…

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Q: A batch of 20 injection-molded parts contains 5 parts that have suffered excessive shrinkage. If two…

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Q: Suppose an insurance company classifies a “serious” flood as one where at least one home that they…

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Q: (8) A company produces X bulbs per day. If E(X)= 1000 and var (X) = 100, then P(900 < X < 1100) is…

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Q: The probability that a driver will have an accident in 1 month equals 0.02. Find the probability…

A: Given,The probability that a driver will have an accident in 1 month=0.02so, The probability that a…

Q: Consider the CDF given below. Also, assume X is a random variable whose CDF is given by F(x),…

A: Given: X is a random variable with a CDF function: Fx=0x&lt;0x+0.5    0≤x&lt;11x≥1

Q: The joint pdf of the random variable X and Yis given in the below matrix. Find the mean value of X…

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Q: ΖΣ Χ; Σ α) Σ 1=2 X. 4

A: Given that  X1 = 3 , X2 = 5  , X3 = 7 , X4 = 2

Q: There are 10 multiple choice questions In an exam all of which you'll have to choose one choice from…

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Q: um the following: (pa-py-kak k=0

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Q: How many integers are in the range 17 to 118?   100   67.5   135   102

A: Given data  Range 17 to 118 As we know range includes minimum and maximum value.

Q: f(x, y) = x + y, I(0,1)(x)I(0,1) (y) with oxy = E[(X − 2)(Y− 3)] = − ₁⁄4 1

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Q: (d) Suppose that a machine used to apply the coating is out of adjustment, resulting in a mean…

A: The population mean is 3.05 and standard deviation is 0.0125.

Q: (a) What is the probability that chloride concentration equals 105? Is less than 105? Is at most…

A: Given Information: Mean μ=104 Standard deviation σ=5

Q: For a certain river, suppose the drought length Y is the number of consecutive time intervals in…

A: Given: p = 0.388 Drought length Y follows geometric distribution.

Q: (3) The random variable X has the following density function: (k-x,0<x<k , otherwise f(x) = { (0 The…

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Q: Suppose two cellphones are tested at random. We want to find out the number of defective cellphones…

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Q: J=3 (x₁+2) 2

A: solution

Q: ANSWER # 8

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Q: Vinning the jackpot in a particular lottery requires that you select the correct two numbers between…

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Q: How many combination of 4 objects can be made from 6 objects, four of which are unique and 2 are…

A: It is given that  Total objects = 6 Unique objects = 4 Identical objects = 2

Q: What is the probability that a couple that has 5 children will have: 4 boys and 1 girl? 5 girls? 3…

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Q: * (2) Two events A and B are such that P(A) = 0.5, P(B) = 0.3 and P(A/B) = 0.1. Then P(A|AUB) is (a)…

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