You have a discrete distribution such that: coefficient of variation = теan If the mean of this distribution is 7, what's the probability of having 5 claims?

Q: Suppose that the value of stock varies each day from $16 to $25 with a uniform distribution. Find…

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Q: According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly…

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Q: If the intelligence quotients (IQ) of all human beings are assumed to be norma distributed with mean…

A: The mean is 100 and the standard deviation is 10.

Q: Suppose the total time to fill a routine prescription at a local pharmacy is 35 minutes based on the…

A: Given: μ=35σ=11 The probability that x is less than 46 minutes is obtained as below:…

Q: An insurance company insures 10,000 cars. For each car, the expected amount claimed in a year is…

A: Given: Expected claim amount in a year μ = $400 Standard deviation σ = $2000 Company cost per policy…

Q: The mean is 15.2 and the standard deviation is 0.9. find the probability that X is greater than 17.

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Q: Suppose that the value of a stock varies each day from $13 to $22 with a uniform distribution. (d)…

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Q: The bank of America (BOA) issues Visa and Mater Card credit cards. It is known that the balances on…

A: The mean is 789 and the standard deviation is 135.

Q: An airliner carries 350 passengers and has doors with a height of 74 in. Heights of men are normally…

A: X follows a Normal distribution with mean = 69 and S.D = 2.8 Then z=(x-mean)/SD = (x-69)/2.8…

Q: Shirley Ferguson, an insurance broker, believes that for a particular contact the probability of…

A: Given: Probability of success (p) = 0.4 PX=x=0.4        x = 10.6        x =0 X ~ Bernoulli 0.4)

Q: Suppose the sediment density of specimens from a certain region has mean 2.55 and standard deviation…

A: d. Let X denote the sediment of a randomly chosen specimen. X ~N(2.55,0.78)   The probability that…

Q: On weekend nights, a large urban hospital has an average of 4.8 emergency arrivals per hour. Let X…

A: Given Information µ = 4.8 emergency arrivals per day Let X be the number of arrivals per hour on a…

Q: A coin has a probability of p = 0.5 for getting a head in each toss. What is the expected number of…

A: Negative Binomial Distribution: If we have a sequence of trials each having two outcomes, say…

Q: The standard deviation of a normally distributed X random variable is 1.75. The probability that X…

A: As given,  The standard deviation of X is 1.75. That is, σ = 1.75 The probability that X is between…

Q: You are trying to develop a strategy for investing in two different stocks. The anticipated annual…

A: Given table : Probability Economic condition Stock X Stock Y 0.1 Recession -150 -200 0.3 Slow…

Q: 2. The length in days of human pregnancies is known to be normally distributed with a mean of 266…

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

Q: 24. Assume that the distribution of heights for a standard oak tree after 10 years has a mean of 15…

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Q: he following table is a probality distribution for a random variable X X          -1        1…

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Q: Find the probability that x(bar) is < 40.5.

A: It is related to probability . It is widely used in statistics .

Q: A normal distribution has a mean of µ = 100 with σ = 20. If one score is randomly selected from this…

A: Given normal distribution with mean = 100Standard deviation = 20The Z score for X is calculated…

Q: Suppose that the speed at which cars go on the freeway is normally distributed with mean 68 mph and…

A: Given: μ=68  &amp; σ=10         Part b: The required probability is                    P(X≥67)=…

Q: Of size 20 will be drawn from a population with mean 6 and standard deviation 3. a. Is it…

A: Given See the handwritten solution

Q: According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly…

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Q: According to a study done by De Anza students, the height for Asian adult males is normally…

A: According to a study done by De Anza students, the height for Asian adult males is normally…

Q: A sample of size n = 5 has a mean of M = 10. If each score in the sample is multiplied by 3, then…

A: Given Information:  Sample size (n) = 5  Mean (M) = 10

Q: Suppose we are given a sample of 60 observations from a distribution whose mean is O and variance is…

A: The mean is 0 and the variance is 3/5.

Q: According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly…

A: From the provided information, Probability a randomly selected individual will not cover his or her…

Q: Suppose that the economic growth of a country is normally distributed with mean μ = 8 ppt, and…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any question so I am solving…

Q: A binomial distribution with p = 0.14 has mean of 18.2. What is n?

A: given : p = 0.14 mean = 18.2 n = ? it is a binomial distribution

Q: Machine A is later found that it will produce 2 defective toys per hour. According to the most…

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Q: Suppose the time it takes for guests to wait for an elevator at the lobby of a certair office…

A: concepts and reasonuniform distribution is a continuous probability distribution.it is defined…

Q: The mean is µ=15.2 and the standard deviation is σ=0.9. Find the probability that X is greater than…

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Q: A coin is tossed 5 times. What is the probability that (a) at most 2 heads will occur? (b) At least…

A: Note- As per our policy we can answer only 1st question. If you want solutions for other, then you…

Q: Suppose that the final exam scores of all students in a large math class are normally distributed…

A: From the provided information, Mean (µ) = 130 points Standard deviation (σ) = 22 points X~N (130,…

Q: Find the probability of z greater than 0.5 if mean is 0 and standard deviation is 1.

A: Given, Mean=0 S.D=1 P(z&gt;0.5)=?

Q: The variance of the height measurements is .012 If the mean height is assumed to be 2.00 , determine…

A: Solution: Let X be the random variable defined as the height measurement. The mean height is assumed…

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A: Given information- Sample size, n = 95 Population proportion, p = 0.33 a) To know the distribution,…

Q: Sketch the distribution, show the mean and standard error, and shade the part of the curve…

A: Given: p=0.34 n=1000

Q: Suppose that passengers on flights average 185 pounds and that those weights have a standard…

A: (a) Obtain the probability that the average weight of the 162 passengers is under 190. The…

Q: According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly…

A: Given, Probability that a person will not cover his or her mouth (p) = 0.267 Probability that a…

Q: The mean is μ = 15.2 and the standard deviation is σ = 0.9 Find the probability that X is greater…

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Q: A librarian wants to estimate the average number of book a patron will check out over a years time.…

A: Given: Sample size, n = 100  Population SD, σ=20 The margin of error E to be less than 5 we have…

Q: You have a uniform distribution whose lowest value is 7 and whose highest value is 15. Find the…

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Q: given that the date follow the normal probability distribution with mean of 100 and standard…

A: According to the provide informatio&lt; μ = 100 σ = 15

Q: If a random member (x) is selected from a normal distribution having a mean of 80 and standard…

A: According to the provided information,

Q: The mean is μ = 15.2 and the standard deviation is σ = 0.9 find the probability that X is greater…

A: Given,Mean (μ) = 15.2Standard deviation (σ) = 0.9

Q: A normal distribution has μ = 9 and σ = 2. What is the probability of a score greater than 6 from…

A: Given that: μ = 9 and σ = 2

Q: Suppose the time it takes for guests to wait for an elevator at the lobby of a certain office…

A: We have to find given probability.

Q: A normal distribution has a mean of u - 60 with o- 8. If one score is randomly selected from this…

A: Given Data: Let X be the random variable Mean=60 SD=8   X~ Normal (60, 82)

Q: A normal distribution has a mean of M=100 with o (stand dev)=20. If one score is randomly selected…

A: The normal distribution:A continuous random variable X is said to follow normal distribution if the…