It is known that the length of a certain product X is normally distributed with u = 33 inches and o= 4 inches. How is the probability PX> 41) related to P(X< 29)?

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Q: The time it takes me to wash the dishes is uniformly distributed between 20 minutes and 40 minutes.…

A: We want to find probability  P(28&lt;X&lt;34)

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A: The function used to compute the probability of x successes in n trails, when the trails are…

Q: Suppose that the number of calls (X) attended by a call centre attendant during 1:00 - 2:00 A.M. on…

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Q: The United States Department of Agriculture (USDA) found that the proportion of young adults ages…

A: Given Information: p = 0.238 n = 500 Let X be the number of individuals who regularly skip breakfast…

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A: Introduction: Denote X as the random variable representing the amount of time (minutes) one needs to…

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Q: Suppose that the weight of open boxes of cereal in a home with children is uniformly distributed…

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Q: The distances travelled to work by the employees at a large company, D km, are normally distributed…

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Q: Let X be a random variable with E[X]=2, Var(X)= 4. Compute the expectation and variance of 3– 2X .

A: Solution-: Given: E(X)=2, Var(X)=4 Our aim to find, (a) E(3-2X)=? and  (b) Var(3-2X)=?

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Q: It is known that the length of a certain product X is normally distributed with u = 40 inches. How…

A: The normal distribution  in the center are generally denser and basically less denser at tails.…

Q: The United States Department of Agriculture (USDA) found that the proportion of young adults ages…

A: Solution : Given that : p = 0.238n = 500mean = np            = 500 × 0.238            = 119sd =…

Q: The probability is 0.1 that a person shopping at a certain store will spend less than $20. For…

A: Given The probability is 0.1 that a person shopping at a certain store will spend less than $20. For…

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Q: Suppose the time it takes my daugther, Lizzie, to eat an apple is uniformly distributed between 6…

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Q: The probability of getting a cracked egg at the grocery store is 15% (p = 0.15). In this binomial…

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Q: Consider the distribution of Binomial, Poisson, Exponential, Gamma, and let T=X+ 4 & T, = (X- 1).…

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Q: The personnel director of a manufacturing company wants to estimate the average mechanical aptitude…

A: Here, E = 2, σ=15, and p=0.99.

Q: Suppose that the time, in hours, required to repair a heat pump is a random variable X having a…

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Q: The United States Department of Agriculture (USDA) found that the proportion of young adults ages…

A: Population proportion: P=0.238 Sample size= n= 500 a) To find probability that number of…

Q: The travel time for a college student traveling between her home and her college is uniformly…

A: From the information, travel time for a college student traveling between her home and her college…

Q: If X has a binomial distribution with n = 3 and θ = 13 , find the probability distributions of(a) Y…

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Q: IfY = InX has a N (0, 1) distribution then E (X²) is equal to

A: Solution:  Let Y=lnX~N(μ=0,σ2=1) Iff X~LN(a=0,μ=0,σ2=1)

Q: If X denotes the sum of the numbers obtained when 2 dice are thrown, obtain an upper bound for P{\X…

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Q: Suppose that the probability distribution function for the random variable X is given by: 2X f(X) =…

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Q: Suppose that the average time a fully charged 6-volt laptop battery will operate a computer is 3.5…

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Q: The time it takes me to wash the dishes is uniformly distributed between 12 minutes and 22 minutes.…

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Q: Suppose the time it takes my daugther, Lizzie, to eat an apple is uniformly distributed between 5…

A: 1. Uniform distribution: A continuous random variable X is said to follow Uniform distribution if…

Q: The time it takes me to wash the dishes is uniformly distributed between 7 minutes and 14 minutes.…

A: Solution: Let X be the time it takes to wash the dishes. From the given information, X follows…