A computer selects a number X from 2 to 7 randomly and uniformly. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X-U b. Suppose that the computer randomly picks 35 such numbers. What is the distribution of a for this selection of numbers. - N c. What is the probability that the average of 35 numbers will be more than 4.4?

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Q: Suppose x has a distribution with μ = 41 and σ = 9. Find P(37 ≤ x ≤ 42)

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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: A college student is conducting a survey to see if students prefer cats or dogs. They survey 100…

A: A discrete random variable X is said to follow the binomial distribution if its p.m.f is given by:

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Q: (a) Describe the sampling distribution of p. O A. Approximately normal, =0.76 and de s0.0135 O B.…

A: Given that p =0.76, n=1000

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Q: Time spent serving a customer at a cafe is normally distributed, with ? = 7 minutes and ? = 1.8…

A: Provided information is; Time spent serving a customer at a cafe is normally distributed  mean = 7…

Q: a) Can we use the CLT for proportions if we randomly select 20 bar goers? What about when we…

A: Given: Probability that people drink tequila once they arrive, p=0.47

Q: From a normal distribution with u = 71 and o = 6.3, samples of size 37 are chosen to create a…

A:

Q: Determine the missing probability for the distribution.   X 1 2 3 4 P(x)    [A] 0.048…

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Q: A restaurant chain has noticed 40% of diners order the dessert special if there is a promotion…

A: Given that, Now, the value of q:

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A:

Q: a. What is the distribution of X? XU( b. Suppose that the computer randomly picks 37 such numbers.…

A: It is given that  A computer selects a number X from 4 to 12 randomly and uniformly.   The pdf of…

Q: d. For the 35 cities, find the probability that the average amount of pollutants is more than 9.1…

A: The mean is 9.1 and the standard deviation is 1.7.

Q: 3. Suppose that in a certain class, grades will be given in a uniform distribution where a 80,…

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

Q: 4. Suppose an actual census showed that 18.4% of the households in California have incomes in excess…

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Q: When randomly selecting a jail inmate convicted of DWI (driving while intoxicated), the probability…

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Q: Let W be the random variable that gives the number of heads (C) minus the number of tails (+) in…

A: Given that  W be the random variable that gives the number of heads (C) minus the number of tails…

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A: Provided information is, the amount of the pollutants are found in waterways near large cities is…

Q: Suppose a simple random sample of sizen= 49 is obtained from a population with u = 80 and o = 28.…

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Q: Suppose four coins are tossed. Let X, the random variable, be the number of heads on all four coins.…

A: As per guideline expert have to answer first 3 subparts of first question only.

Q: (a) Construct a binomial distribution using n=6 and p= 0.37. P(x) 1 4 6. (Round to the nearest…

A: Given : Probability of success,p = 0.37

Q: In the binomial probability distribution, let the number of trials be n = 4, and let the probability…

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Q: Dr. Liu is about to assign grades of A,B,C or D, where D is a failing grade, to his ADM class of 100…

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A: Given: X P(X) 0 0.466 1 0.305 2 0.187 3 0.042

Q: B. Can the able be a probability distribution for the random variable X? P(¤) 1 0.2053 -0.1625…

A: We have given that table.  X 1 2 3 4 5 P(x) 0.2053 0.1625 0.4037 0.3473 0.2062

Q: Suppose the number of children in a household has a binomial distribution with parameters ?=14 and…

A:

Q: b. What is the distribution of I? NO 156000 948.8330 c. For a single randomly selected graduate,…

A: d) Given Data : Population Mean,μ = 156000 Population Standard Deviation,σ = 30000

Q: Use the distribution to find the probability of getting less than 3 correct when making random…

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Q: Find the probability of getting exactly 6 girls in 8 births b. Find the probability of getting 6 or…

A: Given that  n=8 Random variable x represents the number of girls among 8 children.

Q: Assuming the binomial distribution is appropriate, if N = 15, P = 0.30, what is the exact…

A: We have given that  Sample size n = 15 Success of probability p= 0.30 X~binomial ( n , p)

Q: A business calculates that 60% of its suppliers are UK-based. Every month it randomly selects 8 of…

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Q: c. Suppose you select a sample of 400 complaints involving new car dealers. Show the sampling…

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A: Given information- Sample proportion, p = 0.36 Standard error = 0.08

Q: Suppose that we have a population with proportion P = 0.60 and a random sample of size n = 100 drawn…

A: The probability of the population is P=0.60. The size of the sample is n=100.

Q: A sample of 10 gaskets are measured. The average thickness (X) is 2.5mm and s = .2mm. What is the 99…

A: Solution As per guideline we answer the first question only

Q: he accompanying table describes results from groups of 8 births from 8 different sets of parents.…

A: X ~ Binomial (n , p)  Here binomial distribution is applicable

Q: Please answer d, e, f

A: The degrees of freedom, df = n – 1 = 16 – 1 = 15d. To the right of 2.583,The p-value is obtained…

Q: d. For the 33 people, find the probability that the average age that chey learned to walk is betwe…

A: We have given that  The age that children learn to walk is normally distributed with mean 11 months…

Q: According to Reader's Digest, 30% of primary care doctors think their patients receive unnecessary…

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Q: )  A population has M = 37 and SD =10. If this distribution is transformed into a new distribution…

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Q: is the distribution of X? X-U(O ✓60 the sampling distribution is O O e that 40 classes are clocked.…

A: μx¯=30σx¯=2.7386

Q: 3. Assume that the wait time to see your family doctor is uniformly distribution been 10 and 30…

A: It is given that the wait time follows uniform distribution with a=10 and b=30.

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.