QUESTION 15 A certain type of engines lasts, on average, 4.0 years with a standard devlation of 0.5 year. Assuming that the engine lifetimes are normally distributed, the probability that a given machine will last less than 3.6 years is a. 0.7881 b. 0.3446 c. 0.4364 d. 0.2119

Q: QUESTION 15 A company received applications for a job interview. The table below summarizes the…

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Q: Question 8 The average monthly mortgage payment including principal and interest is $855 in the…

A: Normal Distribution: A continuous random variable X is said to follow Normal distribution with…

Q: Question # 9 (8:55-9:05) The probability is 0.6 that a calibration of a transducer in an electronic…

A: Given,The probability of success is 0.6

Q: (QUESTION 4) For a certain type of computers, the length of time between charges of the battery is…

A: According to the given information in this question We need to find the probability between…

Q: QUESTION 7 The average number of radios sold per day by a firm is approximately Poisson, with a mean…

A: Given the average number of radios sold are 1.2 per day.. Let X be the the number of radios sold.…

Q: Question 5 Assume that there is a 70 % chance that the temperature will exceed 85 °F on any given…

A: Given: P( Temp will exceed 85°F)=0.70P(rolling blackout)=0.35P(Temp will exceed 85°F AND rolling…

Q: QUESTION 21 A financial analysis of Microsoft, Apple and Nvidia stocks indicates that over the next…

A: Solution

Q: question 11 At a drug rehab center 35% experience depression and 30% experience weight gain. 15%…

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Q: QUESTION 12 A medical equipment manufacturer uses trend projection and seasonal factors to simulate…

A: Given that a firm uses trend projection and seasonal factors to simulate sales for a given time…

Q: Question 2 Suppose that the counts recorded by a Geiger counter follow a Poisson process with an…

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Q: QUESTION 18 The service time for customers coming through a checkout counter has mean 50 seconds and…

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Q: QUESTION 9 The probability that a patient recovers from a rare blood disease is 0.3. If 12 people…

A: Given data,p=0.3n=12P(X≥9)=?

Q: Question 5. Random variable X denotes the number of classes that a typical student at College Bliss…

A: 0 1/4 = 0.25 0 0 0 1 1/2 = 0.5 0.5 1 0.5 2 1/4 = 0.25 0.5 4 1

Q: Question 42, A Gallup Poll showed that 30% of Americans are satisfied with the way things are going…

A: The probability of obtaining x successes in n independent trials of a binomial experiment is,…

Q: Question # 2. Suppose that at a particular air quality monitoring station, the monitoring devices…

A: Given information: It was stated that a particular air quality monitoring station, the monitoring…

Q: Question 7 The length of time needed to complete a certain test is normally distributed with mean 52…

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Q: QUESTION 18 The service time for customers coming through a checkout counter has mean 50 seconds and…

A: Let, X=the service time Given that X follows a normal distribution with mean=50 and standard…

Q: Question 34 Lea rolls a number cube (die) 25 times and gets the following results Number 3. 4…

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Q: QUESTION 12 A random sample of size n = 100, from a population with standard deviation g= 8,4 is…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: QUESTION 18 Exhibit 5-9 Forty percent of all registered voters in a national election are female. A…

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Q: Question 14 In a production chain, 20% of the iteme are exonptionaly good. If 10 items are inspected…

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Q: Question 3(b)(ii) By using a pipeline with 5 stages, a program with 20 instructions is executed.…

A: Pipeline stages RISC processor has 5 stage pipeline instructions Stage 1 Instruction Fetch…

Q: Question 6. The downtime per day for a certain computing facility averages 4.0 hours, with a…

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Q: QUESTION 3 A certain type of engines lasts, on average, 4.0 years with a standard deviation of 0.5…

A: Obtain the Z-score of the random variable X equals 3.6. The Z-score of the random variable X…

Q: QUESTION 6 The lifetime of a certain battery is normally distributed with mean value of 10 hours and…

A: X~Normally distributionMean=ν=10 hoursStandard deviation =σ=1 hourn=16⇒Mean for all batteries…

Q: QUESTION 5 A lottery has a grand prize of $1,000,000, 4 runner-up prizes of $50,000 each, 14…

A: Given 13 million tickets are sold for each $1

Q: Question 34 An insurance company prices its Tornado Insurance using the following assumptions: In…

A: Given that  n=14 , p=0.1 , q=1-p=1-0.1=0.9 X~Binomial(n=14,p=0.1) Probability mass function of X is…

Q: Question 8 The weight of frogs ih grams in a marsh population are normally distributed with mean (u)…

A: Given population mean μ=23, standard deviations σ=1.3,  Let X be the frog weight X~N(μ=23,σ=1.3)…

Q: Question 6 Fifty adults were surveyed about which activity (yoga, cycling, walking) they like to do…

A: Since we have given table   Men Women Total Yoga 3 7 10 Cycling 12 5 17 Walking 14 9 23…

Q: Question 4: The time people use their computers before upgrading is normally distributed w years and…

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Q: Question 13 65% of all Americans live in cities with population greater than 100,000 people. If 46…

A: Let X be the number Americans live in cities n=sample size  let p be the the probability greater…

Q: Question 3 A particular concentration of a chemical found in polluted water has been found to be…

A: Givenp=0.20n=20Let "x" be the number of fishes survivex~Binomial(n=20,p=0.20)P(X=x)=Cxn×px×(1-p)n-x…

Q: QUESTION 7 If 3% of all cars fail an emissions inspection, find the probability that 3 cars will…

A: Given,         X~Poisson λ=2.7         PX=x=e-λ λxx!; x⩾0

Q: QUESTION 17 A random sample of size n=16 is drawn from a normal population with a varlance of 16,…

A: Given data: n = 16 Variance  = 16 Confidence level = .90 Normal distribution To find : Maximum error…

Q: find the probability that the difference between sample proportions is less than 6 percent.

A: Given : p1=0.648 , p2=0.721 , n1=250 , n2=200 Our aim is to find the probability that the difference…

Q: Question 19 An archer can hit a target with probability 0.6. If the archer officer takes six…

A: Solution

Q: Question 7.6.5 Dartmouth Distribution Warehouse makes deliveries of a large number of products to…

A: It is known that, the mean of the sampling distribution of sampling distribution, p-hat is equal to…

Q: QUESTION 9 A particularly long traffic light on your morning commute is green 30% of the time that…

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

Q: Question 12 13% of internet sites referenced in scientific journals are lost within 2 years of…

A: Given that  n=7 , p=13%=0.13 , q=1-p=1-0.13=0.87 X~Binomial(n=7,q=0.87) X=Number good internet site…

Q: QUESTION 3 In the manufacturing of a commercial carpet, several defects occur at random on the…

A: As per our guidelines we are suppose to do only one questionGivenλ=0.6x~poisson(λ=0.6)…

Q: QUESTION 3 A certain type of engines lasts, on average, 4 years with a standard deviation of 1.4…

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Q: QUESTION 14 The average number of cars passing a certain road is 1.8 per minute. Find the…

A: Poisson distribution is used to estimate the probability of number of event occurred in an interval…

Q: Question 30 Suppose that there is a 1.1% chance a planet will develop life, a 2.2% chance that the…

A: 1.1% Planet will develop life 2.2% life will evolve the complex organism 7.3% advanced…

Q: QUESTION 11 The service time for customers coming through a checkout counter has mean 51.4 seconds…

A: We have given that  mu=51.4 ,sigma=6.8 and n=64 Z-score=(x-mu)/sigma X~N(mu , sigma^2)

Q: O None of the other answers O 0.3174 O 0.1587 O 0.8413 O 0.3413

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Q: QUESTION 2 Exhibit 5-1 The following represents the probability distribution for the daily demand of…

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Q: QUESTION 4 A lottery has a grand prize of $1,000,000, 2 runner-up prizes of $100,000 each, 6…

A: Profit on each ticket =$0.68025

Q: QUESTION 8 EMAX Store tracks the number of smartphones it sells over a month (30 days). What is the…

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