Given that 0.04% of vehicles break down when driving through a certain tunnel find the probability of (a) no (b) at least two breakdowns in an hour when 2,000 vehicles enter the tunnel.

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…

Q: The time it takes to develop a photographic print is a random variable with mean 17 seconds and…

A: If X has mean μ and standard deviation σ then X1= ∑x has mean nμ and standard deviation (√n)σ . Here…

Q: Find the probability that the average effective time of the pain relief drug for a sample of 25…

A: The mean is 2 hours and the standard deviation is 0.20 hours.

Q: Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12…

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Q: Suppose serious sleep deprivation (SSD) refers to a student who has no more than 6 hours of sleep…

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Q: D.07. If a pipe is selected from a day's total production and found to be defective, find out (a)…

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Q: The average number of dropouts for a school district has been 305 per year with a standard devia-…

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Q: Suppose that the current positivity rate for a certain disease in a population is 2%. We decide to…

A: Given that, p= 0.02 So q= 1-p= 1-0.02= 0.98 And sample size, n= 12 So X~binomial(12,0.02)

Q: The travel time for a college student traveling between her home and her college is uniformly…

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Q: You have recently invested in an electric skateboard. You always wear a helmet and padding to…

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A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Suppose that you randomly draw one card from a standard deck of 52 cards. After writing down which…

A: Solution-:Given: Let, X=The number of diamonds that are drawnn=19 (Randomly selected cards)We want…

Q: A recent survey showed that 17% of households spend more than $100 per week on groceries. Assume the…

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Q: The net weight of a can of salmon is a random variable with a mean of 6.21 ounces and a standard…

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Q: The normal rate of infection of a certain disease with the children is found to be 20%. In an…

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Q: An automobile manufacturer advertises its newest vehicle's miles per gallon at u = 41 on the…

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Q: In an automated filling operation, when the process is run at slow speed, the probability of an…

A: Let Event X denote the incorrect fill. and Event Y denote the high speed process   P (X/Y) = 0.001 P…

Q: If the rent for a renewing tenant is $25/sf and the rent for a new tenant is $28/sf, what is the…

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Q: The incidence of a certain disease in the population is estimated to be 0.5%. That is, the…

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Q: When the value of alpha is increased, the probability committing a type |l error is decreased the…

A: In this case, we need to identify the correct option for the given statement.

Q: What assumption is being made in this calculation? Explain why this assumption is probably not…

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Q: he average weight of a Coastal male Grizzly Bear is approximately normal with E(x) =795 pounds and…

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Q: Suppose that asthma affects 1 in 20 children in a population. We decide to redo the survey and now…

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Q: A random sample of 100 items is selected from a population of size 350. What is the probability that…

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Q: A machine can process two online applications in 60 minutes. Answer the following questions. What…

A: Disclaimer: Only first two parts are answered. Given that a machine processes 2 applications per…

Q: The time it takes me to wash the dishes is uniformlydistributed between 6 minutes and 16…

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Q: n engineer at a chemical plant wishes to assess the probability of a major catastrophe occurring at…

A: From given data we have : let P(A) = The probability of a malfunction occurring is = 0.1 P(B) =…

Q: The probability of a positive reaction of the patient to a test developed against a disease is 0.4.…

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Q: Nuclear power plants have redundant components in important systems to reduce the chance of…

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Q: Vehicles pass through a junction on a busy road at an average rate of 200 per hour. Determine the…

A: poisson dist

Q: If a seed is planted, it has a 61% chance of growing into a healthy plant. Let X be the number of…

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Q: A male is randomly selected from this population, and tested. The test result is negative. First…

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Q: A recent 10-year study conducted by a research team at the Great Falls Medical School was conducted…

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

Q: A certain component is critical to the operation of an electrical system and must be replaced…

A: See hand written answer

Q: from previous published studies, the probability that a pine snake hatched in a zoo will survive to…

A: Solution: Let X be the number of pine snakes that will survive to maturity and n be the sample…

Q: Suppose that 20% of the adult women in the United States dye or highlight their hair. We would like…

A: In this question it has been given that,Proportion of women in US dye or highlight their hair =…

Q: ssume that a student alarm clock has a 6.6 % daily  failure rate. What is the probability that the…

A: It is given that the student’s alarm clock has 6.6% daily failure rate.