If the connector is ever wet, the probability of a failure during the warranty period is 5%. This E-mail is already registered with us. What is the probability of failure within 20000 hours? A component has an exponential time-to-failure distribution with a mean of 10,000 hours. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. t angles. A communication satellite is designed to have a mean time failure (MTF) of 6 years. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. D) Lines intersect at one point. For a device with a failure probability of 0.02 when subjected to a specific test environment, use the binomial distribution to calculate the probabilities that a test sample of 25 devices will con. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? If the connector is ever wet. Find k . Testing of a number of switches finds that in 350,000 hours of total test time, 35 failures occur. All rights reserved. If the connector is , Twenty percent of all telephones of a certain type are submitted for service while under warranty. Statistics and Probability questions and answers, The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. Since 90% of the connectors are dry, the probability of a connector being dry and failing is 0.90 * 0.01 = 0.009 (0.9% of all connectors). The probability that an electrical switch, which is kept in dry conditions, fails during the guarantee period, is 1%. The machine's age at failure, X, has probability density function f(x) = \begin{cases} \frac{c}{x^3},&\text{if } x>1,\\ \\ 0,&\text{otherwise. Answer: There is 0 . Consider the experiment of randomly selecting one electrical connector from a pile of 100 connectors. What is involved in the situation analysis? A). Learn what the conditional probability of an event occurring is. copyright 2003-2023 Homework.Study.com. c) The probability is 1% that an electrical connector that is kept dry The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. Solved The probability is 1% that an electrical connector | Chegg.com (b), Consider the well failure data given below. A random sample of 40 from the sample is tested. The probability is 1 that an electrical connector Determine the Q: The probability is 1% that an electrical connector that is kept dry Q: Explain under what circumstances a principal will be responsible for the wrongful The probability is 1% that an electrical connector that is kept dry fails during the warranty period. Find the probability that a sample of size 1, drawn from the 8, will not contain a defective computer. Find the probability that a sample of size 4, drawn from the 8, will not contain a defective computer. Get 5 free video unlocks on our app with code GOMOBILE. If the connector is ever wet. If the connector is ever wet, the probability of a failure during the warranty period is 5%. The probability 1% that an electrical connector that kept dry, The probability 1% that an electrical connector that kept dry : 79424. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? the connector is ever wet, the probability of a failure during the warranty period is 5%. (b) If you buy 4 s, Find the number of successes x suggested by the given statement. (A) What is the likelihood that 5 will be broken? Each laptop has an 8% probability of not working. Consider a sample of 10,000 computers. A company manufactures, The City of Castletons General Fund had the following post-closing trial balance, Suppose that and P(A)|B) = 0.2, (PA|B) = 0.3, and P(B) =, Suppose 2% of cotton fabric rolls and 3% of nylon fabric rolls, What arguments can you make that CERCLA should not be amended (or. If the connector is ever wet, the probability of a failure during the warranty period is 5%. Find the probability that the time between two unplanned shutdowns. If the connector is ever wet, the probability of a failure during the warranty period is 4%. Our Experts can answer your tough homework and study questions. This textbook answer is only visible when subscribed! Mathematics B. If the connector is ever wet, the probability of a failure during the warranty period is 4%. a) What is the probability that there wi. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? Determine the following probabilities. It is assumed that the Poisson distribution will govern the probabilities of failure. Suppose the probability that a computer salesperson sells a computer to a prospective customer on the first visit to a customer is 0.40. b. The useful life of an electrical component is exponentially distributed with a mean of 2,500 hours. 4 are congruent angles. Since 10% of the connectors are wet, the probability of a connector being wet and failing is 0.10 * 0.05 = 0.005 (0.5% of all connectors). Assume that the time (to hours) until failure of a transistor is a random variable has exponential distribution with parameter lambda = 1/50 Find expected value for failure time. Educator app for Find the requested probabilities. You randomly select 20 laptops for your sales people. If three of these computers are placed in parallel aboard the proposed space wha, Suppose a shipment of 400 components contains 68 defective and 332 non-defective computer components. stream (b) Compute, 1. If the probability is .04 that a certain device will fail. Solved The probability is 1% that an electrical connector | Chegg.com Of these, 60$\%$ can be repaired, whereas the othe, All right, so you've got a um 90 Probability or .9 chance of the connector being kept dry and if it is kept dry There's a 1% or .01 chance. (b) If the. 2) D, The probability that an electronic component will fail in less than 1,000 hours of continuous use is 0.30. PDF Homework #3. Solution. Spring 2001 IE 230 Textbook: D.C. Montgomery and The probability that a certain diode will fail before service is due equals p = 0.65. An online laptop store sells 6 such computers. What is the probability that at least one of them will have a def, The probability density function of the time to failure of an electronic component in a copier (in hours) is f(x)=(e^{(-x/1016)})/1016 for x is greater than 0. [Solved] The probability is 1% that an electrical | SolutionInn Find the probability that a sample of size 3, drawn from the 8, will not contain a defective computer. A shipment of 8 computers contains 3 with defects. A. a flower being pink and a flower being a rose are independe. A repair facility currently has 25 failed keyboards, 6 of which have electrical defects and 19 of which have mechanical defects. A. A shipment of 8 computers contains 2 with defects. (b) Find the probabilit. It means that the values of both x and y have a strong relationship giving them a value of 1. What is the probability that at least 3. If the switch is humid, the probability that it will fail during the guarantee per, A computer manufacturer has established that 4% of its new laptops sold are returned for defective repair within their 12-month warranty period. 1.4% of connectors fail during the warranty period. Our experts can answer your tough homework and study questions. Snapsolve any problem by taking a picture. What is the probability that the instrumen. A shipment of 8 computers contains 2 with defects. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period 2-73. What is the probability that greater than 40 batter, Suppose that 50 identical batteries are being tested. Based on the data in this two-way table, which statement is true? (a) What is the probability of a failure given there are more than 1,000 wells in a geological formation? Answered: The probability is 1% that an | bartleby What is the probability that exactly 2 laptops are defective among them? D) Lines intersect at one point. The probability 1% that an electrical connector that kept dry, The probability 1% that an electrical connector that kept dry : 212948. the probability of a failure during the warranty period is 5%. What is the probability that at least one of them will have a defective part? . The system has just failed. It is assumed that the Poisson distribution will govern the probabilities of failure. a) Find the probability that there are no failures in a given day. School Business Management & Finance High School; Course Title MATHEMATIC 212; Uploaded By saisu. Suppose that a disk drive fails in a given day with probability. B) Angle 3 and The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. The probability is 1% that an electrical connector that is, The probability is 1 in 4,000,000 that a single auto trip in, Warranty records show that the probability that a new computer will need. The probability is 1% that an electrical connector that is kept dry What is the likelihood that 5 will be broken? If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? Suppose that 90% of all connectors are kept dry. The probability is 1 that an electrical connector The probability that there would be more than 3 components defective in this sample, by using the Poisson approximation, is: (a), The time until recharge for a battery in a laptop computer under common conditions is normally distributed with mean 260 minutes and standard deviation 50 minutes. You randomly select 20 laptops for your salespeople. Find the probability that a sample of size 2 ,drawn from the 8, will not contain a defective computer. A sample of 100 independent units of the product is tracked for warranty performance. What proportion of connectors fail during the warranty period? After 8 hours of continuous use, assume that a given battery is still operating with a probability of 0.70 and has failed with a probability of 0.30. Let: D = electrical connector is dry D' = electrical connector is not kept dry (i.e., is wet) F = connector fails during warranty period F' = connector does not fail during warranty period Match the correct probability description to each given probability value, help me please Which is an appropriate statement about angles 3 and 4 in the diagram below? (Solved) - The probability is 1% that an electrical connector that is The probability that an EDM machine produces a non-defective part is 95%. The probability is 1 that an electrical connector. Let F denote the event that a connector fails and let X denote the event that a connector is wet. If 10 appliances are sold. C) Angle 4 is greater than angle 3. Determine the probability that a) A co, Livelong, Inc.'s computer monitors have a failure rate of 0.000035 units per hour. The time to failure random variable for a battery follows a normal distribution, with \mu = 800 hours and \sigma = 65 hours. 2. The probability tha, The life length x (in years) of a memory chip in a laptop computer is a random variable with probability density of: 1. Suppose a computer chip manufacturer rejects 1% of the chips produced because they fail presale testing. The number of power outages at Grenlec has a Poisson distribution with a mean of 6 outages per year. A computer manufacturer randomly selects 2360 of its computers for quality assurance and finds that 2.54% of these computers are found to be defective. 60 C. 65 D. 63, Suppose that the probability of failure of a component is p 0.4. Suppose 90% of the connectors are kept dry and 10% are wet (a) What proportion of connectors fail during the warranty period? If the probability of failure for this device is independent of running time, find the probability that this device will fa, In a factory, a device that works effectively as good as new during its operating life, has failure rate of 0.008 failures per day. Find the probability that at least 2 months will elapse before a further failure. The probability that a computer i, Assume that there is a 50 chance of a hard drive damage if a power line to which a computer is connected is hit during an electrical storm. iii. P (F|D)=0.01 If the connector is ever wet, the probability of a failure during the warranty period is 5%, i.e. 2 0 obj Which reason is the justification for the statement that angle A angle B? If, on average, there are 3 failures every twenty weeks, then what is the probability of no failures over that time? The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. The probability that failure is due to hardware is .10 , the probability that it is due to software is .60 and the probability that it is due to other issues is .30 . What is the probability that a sample of 4 of the 8 computers will not contain a defective computer? Kindly login to access the content at no cost. >> b. What is the probability that it will fail by 15,000 hours? Please subscribe to view the answer, The probability is $1 \%$ that an electrical connector that is kept dry fails during the warranty pcriod of a portable computer. What is the probability that a sample of 1 of the 8 computers will not contain a defective computer? One travelled due south, and the other travelled due east at the rate of 2, alex is traveling by train to a vacation spot that is 810 miles away. B) Angle 3 and 4 are congruen If the probability of failure for this device is independent of running time, find the probability that this device will fail during the 10 days that follow the first 100 days of running time. Kindly login to access the content at no cost. If BMCC randomly bought 3 of these computers, find the probability that BMCC will get 1 defective computer. 58 B. This is the best answer based on feedback and ratings. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. Get 5 free video unlocks on our app with code GOMOBILE. %PDF-1.2 (a) If you buy one spark plug, what is the probability that it is not defective? Solved > The probability is 1% that an electrical connector:79424 If the connector is ever wet, the probability of a failure during the warranty period is $5 \% .$ If $90 \%$ of the connectors are kept dry and $10 \%$ are wet, what proportion of connectors fail during the warranty period? I need help with my math problem,.., If p(A)=0.30,p(B)=0.40and p(AB) =0.20,then p(A/B) is, the graph of the reciprocal parent function , f (x) = 1/x is shifted 8 units downs and 6 units to the left to create the graph o, how many different burritos can be made when a customer chooses one item frm each category shown in the table, SOMEBODY PLEASE HELP I DONT HAVE MUCH TIME, What is 21 1/4% expressed as a fraction? a) the hypergeocentric dis. Almost done! Statistics and Probability questions and answers. You randomly select 20 laptops for your salespeople. a) Determine the probability that the next charge will l, A certain type of circuit board contains 300 diodes. Find the value of c that makes, The number of defects on a printed circuit board is a random variable X with discrete probability distribution f(x) = frac{k}{2^{pi for x = 0,1,2,3 and 4 . True or False. Suppose that the average time a fully charged 6-volt laptop battery will operate a computer is 3.8 hours and follows the exponential probability distribution. An online computer store sells 6 such computers. (a) What is the probability that the device will fail during the second year of operation? If the probability of failure for this device is independent of running time, find the probability that this device will fail before the 10 days that follow the first 100 days of running time. The probability is 1% that an electrical connector that is kept dry fails during the warranty period, i.e. Among 15 electrical components exactly 4 are known not to function properly. If the probability of failure for this device is independent of running time, find the probability that this device will la. This E-mail is already registered as a Premium Member with us. What is the probability that exactly two diodes fail? the probability of a failure during the warranty period is 5%. [Solved] Suppose that and P(A)|B) = 0.2, (PA|B) = | SolutionInn What is the probability that no laptops in the sample space have the defect? Please subscribe to view the answer, The probability is $1 \%$ that an electrical connector that is kept dry fails during the warranty period of a portable computer. ScholarOn, 10685-B Hazelhurst Dr. # 25977, Houston, TX 77043,USA. Find the probability (use 4 decimal places in yo, Suppose that 50 identical batteries are being tested. (Solved): The probability is 1% that an electrical connector that is The "Mean Time Between Failure" also known as MTBF for a given electronic equipment is 3 years. Product number Defective Non-defective A2345 35 200 A55. B) Linear angles are equal. The failure distribution is defined by f(t) = 3 t^2/10^9 0 less than or equal to t less than or equal to 1000 hr. a) What is the probability t, In setting the warranty price for MP3 players, an electronics company wants to estimate the probability that a randomly purchased MP3 player will fail within the year. A device has a constant failure rate of 0.7/year. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. Advertisement (b) What is the probability of a failure given the, The quality control manager at a computer manufacturing company believes that the mean life of a computer is 82 months, with a standard deviation of 10. If the probability of failure for this device is independent of running time, find the probability that this device will no. Livelong, Inc.'s computer monitors have a failure rate of 0.00095 units per hour. C) Intersecting lines form opposing angles. ScholarOn, 10685-B Hazelhurst Dr. # 25977, Houston, TX 77043,USA. From the shipment you take a random sample of 25. In a factory, a device that works effectively as good as new during its operating life, has failure rate of 0.008 failures per day. Assuming an exponential distribution: i. Unaware of this, a customer buys 6 laptops. Our Experts can answer your tough homework and study questions. Find the probability that a. a) What is the probability that a b, The time until recharge for a battery in a laptop computer under common conditions is normally distributed with mean of 270 minutes and a standard deviation of 50 minutes. If 8 components are randomly selected, find the following probabilities: 1. If 90% of the connectors are kept dry and 10% are wet,what proportion of connectors fail during the warranty period? Find the probability that at least 1 machine out of 10 will fail. The probability that the, Computer keyboard failures can be attributed to electrical defects or mechanical defects. The time it takes to fix an equipment failure is uniformly distributed between 3 and 7.5 hours. This textbook answer is only visible when subscribed! The sales tax on a surfboard is $12. This E-mail is already registered with us. 12% of computer chips manufactured are defective. If the salesperson fails to make a sale on the first visit, the probability that a sale will be made on the second visit is 0. If 90 % of the connectors are kept dry and 10 % are wet, what proportion of connectors fail during the warranty period? If X is the number of defective pieces and Y is the nymber of non-defec, Spark Plugs: Assume that 2% of all spark plugs are defective. What is the probability that a failure takes less than 4.5 hours to fix? A) Vertical angles are congruent. Authors: Douglas C. Montgomery, George C. Runger, Search Textbook questions, tutors and Books, Change your search query and then try again.