An insurance company issues 1250 vision care insurance policies. The number of claims filed by policyholder under a vision care insurance policy during one year is a random variable with H=2 o=/2. Assume the numbers of claims filed by different policyholders are mutually independent Calculate the approximate probability that there is a total of between 2450 and 2600 claims during

Q: Suppose 34% of cubes processed by a machine have side lengths less than 100mm. A random sample of 60…

A: Solution: From the given information, the probability of a cube processed by a machine has side…

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A:

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Q: Find the mean and variance of the numbers generated by rolling two die and counting the sum of the…

A: We have given that the two dice are rolled. Total number of possible outcomes = 36 The sample space…

Q: The number of telephone calls coming into Grace Floral Shop to place orders averages 3 per minute…

A: Let X be the no. of phone calls. μ=3 per minute X~Poisson3

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A: given data p(survive atleast five year) =p  = 0.65sample size (n) = 100P(p^>0.80) =?

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A: Given the mean number of passengers arriving at a bus station during a 15 minutes period is 12. That…

Q: The table summarizes results from pedestrian deaths that were caused by automobile accidents.…

A: From the provided information,Total pedestrian deaths = 50+71+251+603 = 975Number of deaths in which…

Q: cars in the staff parking lot of a suburban college is uniformly distributed from six months (0.5)…

A: Given: a = 0.5 b = 9.5

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A: Out of 1050 randomly selected US adults, 625 consider the occupation of firefighter to to have very…

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A:

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: Driver Intoxicated?Pedestrian Intoxicated?YesNoYes5980No276563

Q: A traffic light is set to switch from red to green according to a uniform distribution with a mean…

A: The cumulative density function for uniform distribution is  F(X)=x-ab-a The mean of uniform…

Q: The table summarizes results from 981 pedestrian deaths that were caused by automobile accidents.…

A: For the given data Find p ( pedestrain not intoxicated or driver was intoxicated ) = ?

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A:

Q: shipment consists of 17 cell phones, 8 of which are defective. If 5 cell phones are selected and…

A: We have given that  Number of consistent =17 Number of defective cell phones =8 Total number cases…

Q: Suppose you are an environmental researcher for an organization. As part of your research, you…

A: Givensample size(n)=43Mean(μ)=381standard deviation(σ)=31

Q: The number of defective parts produced per shift can be modeled using a dis random variable. Assume…

A: Let us define the random variable X as the number of defective parts produced follows Poisson…

Q: One source approximates that 39% of Canadian nationals identify as Catholic, 73.4% of Mexican…

A: Given information: PC|Can=0.39. PC|Mex=0.734. PC|Ame=0.211 The event C indicates the selected people…

Q: A recent survey of 1090 U.S. adults selected at random showed that 685 consider the occupation of…

A: The question is about prop. Given : Randomly selected no. of adults ( n ) = 1090 No. of adults…

Q: The table summarizes results from 984 pedestrian deaths that were caused by automobile accidents.…

A:

Q: The number of packages a business receives in a week is a random variable with a mean and variance…

A: This is a Poisson distribution since the problem involves counting the number of packages a business…

Q: A survey showed that 78% of adults need correction (eyeglasses, contacts, surgery, etc.) for their…

A: From the given information we find the probability that no more than 1 of the 19 adult require…

Q: opose a computer chip manufacturer finds that 20% of the chips produced during the velopment phase…

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Q: he table summarizes results from 981 pedestrian deaths that were caused by automobile accidents.…

A: Given that contingency table. Now using this table find required probability

Q: The table summarizes results from 986 pedestrian deaths that were caused by automobile accidents.…

A:

Q: A recent survey of 1010 U.S. adults selected at random showed that 687 consider the occupation of…

A: Probability: Probability is the ratio of favourable outcomes to all other potential outcomes of an…

Q: It is known that the prevalence of Tuberculosis in a community is 9% what would be the probability…

A: given data P(tuberculosis) = p = 0.09sample size (n) = 10x = no. of individual with tuberculosisP(x=…

Q: A recent survey of 1010 U.S. adults selected at random showed that 685 consider the occupation of…

A: We have to find given probability that a U.S. adult selected at random thinks the occupation of…

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: We have to find given probability..

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Q: The probability that an individual is left-handed is 0.20. Let the random variable X be the number…

A: Given, probability that an individual is left handed is, p = 0.20 n = 20

Q: Given a survey conducted of randomly selected students, the number of credit course units that each…

A: Here , we know that number of students are countable. When we can count then it is discrete random…

Q: Let X be the Random Variable representing the number of boys in families with 3 children. Find the…

A: Solution-: Let X be the Random Variable representing the number of boys infamilies with 3 children.…

Q: 2. Show that a Uniform(0, 0) random variable is not an exponential family distribution.

A: A joint probability mass function or joint probability density function, {f(x|θ;θ=(θ1,θ2,...θn)∈Θ}…

Q: Suppose the amount of time a random customer spends in a grocery store is uniformly distributed…

A: Obtain the probability that a random customer will spend less than one hour in the grocery store.…

Q: The table summarizes results from 989 pedestrian deaths that were caused by automobile accidents.…

A: From given data we have to find probability that the pedestrian was not intoxicated or the driver…

Q: A random sample of n = 65 observations is selected from a population with a mean of 25 and s = 16.…

A: Given: σ = 16 n = 65 μ = 25

Q: The proportion of individuals insured by a certain company who received at least one traffic ticket…

A: Formula for z-score is z = p̂ - μ_p̂ / σ_p̂

Q: Suppose x is a uniform random variable with values ranging from 40 to 90. Find the probability that…

A: given data  x is uniformly distributed between 40 and 90.  X~U(40,90) P(x>55) = ?

Q: In a large population, 67 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Let us denote X=the number of people who have been vaccinated n=sample size= 4 p=probability of…

Q: After examining her college attendance records for the past few years, Professor Bea Earlee…

A: The sample size n is 6 and probability of student will come late to her class (p) is 0.30.