Suppose XN (44, a"). What is the probability that X is not in the interval (-1.117

Q: A study of 100 Stat 101 students revealed that the 55th percentile of their final exam scores is 45.…

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Q: Find the probability that 2, 3, or 4 of the forms will be in error * Your answer Using Chebyshev's…

A: Here use chebyshev's  rule and poission distribution for solving problem

Q: Assume that guesses are made for 5 questions on a medical admissions test such that the probability…

A: Given: Probability of correct answer (p) = 0.40 Number of questions (n) = 5 Consider, X be the…

Q: Twelve fair die are rolled. Let X be the sum of the die rolls. Find P(X = 60 |X > 58). %3D

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

Q: The correct calculator command to find the probability of less than or equal to 20 successes when…

A: Given information: X~Binomial100,0.3 X is a Binomial random variable with the parameters: Sample…

Q: Let X be the number of times '4' is rolled out of a total of 8 rolls.  What is the probability that…

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Q: Suppose X~(N40,2.8).What is the z-scorebof x=35.8

A: Given - Suppose X~N40, 2.8 To find - What is the z-score of x=35.8 ?

Q: Suppose X~ Poi(X). What is the probability that X is odd?

A: Let X~Poi( λ) then we have to find the probability that X is odd :Formula Used: The probability mass…

Q: L3. Let X₁,..., X10 P(E(X₁) > > 0.5). N(0, 1). Determine the probabilities P(X₁ > 0.5), P(X > 0.5)…

A: The provided information is as follows:It is given that we have the random variables  which follow a…

Q: Suppose X ~N(40,2.8). What is the z score of x =35.8

A: Given: X~N(40,2.8) μ=40 σ=2.8 X=35.8

Q: Assume .x = N(85,25). What is the probability that x less than 57?

A: Given ,X~N(85, 25)

Q: If the weights of children are distributed according to the N ( 40 , 125 ) , then the probability…

A: We have given that, Let X are normally distributed with mean (Mu) = 40 and standard deviation…

Q: r T∼Tdf=5T∼Tdf=5, use technology to find the probability P(−3.09<T<−2.77)P(-3.09<T<-2.77):…

A: given datadf=5we have to find out the p(-3.09&lt;t&lt;-2.77)=?here we use excel function for find…

Q: The probability that you will receive a wrong number call this week is 0.1. The probability that you…

A: From the provided information, Let A represent the event that he will receive a wrong number call…

Q: Suppose X~ N(2,6). What value of a has a z-score of three? x =

A: From the information, the random variable X follows normal with mean 2 and standard deviation 6.…

Q: 20 identical looking packets of white powder are confiscated such that 5 contain cocaine and 15 do…

A: 5 contains cocaine 15 not contain cocaine __________________________ 20 total packets   select 6 at…

Q: Suppose the length of a music jingle has constant probability for all lengths between 60 and 75…

A: Here we need to find the distribution of music jingle. It has constant probability for all lengths…

Q: chat out of 6 bulbs at least one ゴ) i) greater than 4 between 1 and 3 will be leaving a life of 100…

A: Given: p=0.05 n=6

Q: Assume a member is selected at random from the population represented by the graph. Find the…

A: It is given that the mean is 269 and standard deviation is 10.

Q: Assume a member is selected at random from the population represented by the graph. Find the…

A: Given,   Mean = 270 Standard deviation = 12   The objective is to find the probability that the…

Q: A person has the right to take the driver's license exam 6 times. The probability of passing any…

A: Solution: Let X be the number of exams the persons took and n be the number of times a person has…

Q: 16. Find the following probabilities a. If X ~ N(5,1), find P(X < 6.5) b. If X- N(65,81), find P(53<…

A: a. μ=5, σ=1 ( as the variance is 1) The corresponding z-value needed to be computed: By using the…

Q: 1) In a class, the probability that a student reviewed only his/her lesson a night before the quiz…

A: 1) The probability that a student reviewed only his/her lesson a night before the quiz is 0.7, then…

Q: The probability trat apatrent recover from ablood disease is (o.6). If it is Known that (1o people)…

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Q: find the probability for the followign problems if x~ N(70,20) andn=16.  A. P(Xmean>67)…

A: We have to find given probability..

Q: Solve Ex ample 5, if the tags are chosen at random with replacement. If the tag with '1' is chosen…

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Q: 2. Let 2₁ and 2₂ be measurements of 2₁ = tail length and r2 = wing length (both in mm) from…

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Q: For X~Normal(100,10), what would be the probability that x is less than 90?

A: Given: X~N (100,10) Mean(μ)  = 100 Standard deviation (σ) =10

Q: Two points, M1 and M2, are randomly chosen on a line segment of length L (L≥1). Determine the…

A: It is given that  and  are two randomly chosen line segments of length We have to determine the…

Q: For X ∼Bin(28561, 25/169 ), approximate the probability P (4105 ≤ X ≤ 4225)

A: Step 1: Approximate X to normalThe Central Limit Theorem states that regardless of the shape of the…

Q: If the probability of a person getting a job is x / 3 The probability of not getting a job is 2/3 .…

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