Assume that the life of a computer is exponentially distributed (which is a good assumption). the probability of a failure during the warranty period is 5%. the probability of a failure during the warranty period is 5%. This textbook answer is only visible when subscribed! The probability that the, Computer keyboard failures can be attributed to electrical defects or mechanical defects. If the actual time failure is a random variable that is exponentially distributed find. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? HELP PLEASE! Find the probability that (a), 4% of Android smartphones have defective graphics. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. If the connector is ever wet, the probability of a failure during the warranty period is 5%. If the connector is ever wet. 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, 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? b. 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. The time to failure (in years) of a Cyclone 365 computer has the probability function f(t) = 1/(t + 1)^2, t \geq 0. a. 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 do not fail during the warranty period? A company owns 400 laptops. If 90 % of the connectors are kept dry and 10 % are wet, what proportion of connectors fail during the warranty period? If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? (a) If you buy one spark plug, what is the probability that it is not defective? What is the probability that no laptops in the sample space have the defect? What is the reliability function? Answer: There is 0 . 13/200 17/80 21/80 17/40, Has a base of 3, is reflected over the y-axis, has a horizontal shift right by 5 and an asymptote of y=-3. Find the probability (use 4 decimal places in yo, Suppose that 50 identical batteries are being tested. Try it in the Numerade app? An online computer store sells 6 such computers. What is the probability that at least 3. 12% of computer chips manufactured are defective. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. Find the probability that at least 2 months will elapse before a further failure. ScholarOn, 10685-B Hazelhurst Dr. # 25977, Houston, TX 77043,USA. A device has a constant failure rate of 0.7/year. 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. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the . (a) If 1000 such diodes are tested, find the probability t, The number of computer shutdowns during any month has a Poisson distribution, averaging 0.25 shutdowns per month. a. What is the probability that a sample of 1 of the 8 computers will not contain a defective computer? b. A shipment of 8 computers contains 3 with defects. You randomly select 20 laptops for your salespeople. copyright 2003-2023 Homework.Study.com. b. The probability that a certain type of computer will have a defective part is 0.36. If the connector is ever wet, the probability of a failure during the warranty period is 5%. All rights reserved. P (F|D')=0.05 Hence, 0.014 or 1.4% of connectors fail during the warranty period. Get the app to make the most of your account. If the connector is ever wet. If the connector is ever wet, the probability of a failure during the warranty period is 5%. 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. 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 1) What is the probability of at least 3 computer shutdowns during the next year? B) What is the likelihood that they will all work? What is the probability that greater than 30 batter. what is the probability the 8th measuring device tested will be the first to fail? The probability is 1% that an electrical connector that is kept dry fails during the warranty period. What is the probability that a sample of 4 of the 8 computers will not contain a defective computer? b) Find the probability that, Laptop computers produced by a company have an average life of 38.36 months. Experts are tested by Chegg as specialists in their subject area. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period 2-73. 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. Inspection shows 90% of the connectors are kept dry and 10% are wet. Find the probability that the system does not fail, if the number of redundant components is (a) 3. If the connector is ever wet, the probability of a failure during the warranty period is 5%. There are three types of failures for a computer. If the connector is ever wet, the probability of a failure during the warranty period is 5%. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. What is the probability of failure within 20000 hours? Among 15 electrical components exactly 4 are known not to function properly. Our Experts can answer your tough homework and study questions. They live Q: Suppose that P (A|B) = 0.4 and P (B) = 0.5. {/eq}, Become a Study.com member to unlock this answer! The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. Also, the data presented is a correlation. Assume the bad chips are independent. ii. It means that the values of both x and y have a strong relationship giving them a value of 1. The time between unplanned shutdowns of a power plant has an exponential distribution with a mean of 25 days. b. The time it takes to fix an equipment failure is uniformly distributed between 3 and 7.5 hours. 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 . 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? 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. The number of power outages at Grenlec has a Poisson distribution with a mean of 6 outages per year. If the connector is ever wet, the probability of a failure during the warranty period is 5 % . A shipment of 8 computers contains 4 with defects. If BMCC randomly bought 3 of these computers, find the probability that BMCC will get 1 defective computer. a) Find the probability that there are no failures in a given day. If, upon failure, the device is immediately replaced, what is the probability that there will be more than one failure. Consider a sample of $10,000$ computer, 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 of it failing. What is the probability that exactly 2 laptops are defective among them? A random sample of 40 from the sample is tested. ScholarOn, 10685-B Hazelhurst Dr. # 25977, Houston, TX 77043,USA. What is involved in the situation analysis? Unaware of this, a customer buys 6 laptops. Midwest Parts Supply (MPS) is a fabricator of small steel parts that, Find Data for Profit Variance Analysis Required Find the values of the, You landed a summer internship with a company that processes dental insurance, Use the simplex method to solve the following problem. A store received a large shipment of Android smartphones. Question : 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. 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? Tf 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the . A random sample of 20 laptops from this manufacturer is selected. Calculate the probability that the equipment will fail for the first time between the second and third year. If 909 of the connectors are kept dry and 1096 are wet; what proportion of connectors fail during the warranty period? The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. The probability that at least one is defective. If, on average, there are 3 failures every twenty weeks, then what is the probability of no failures over that time? If the connector is ever wet, 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? 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. A) Vertical angles are congruent. The component has already been in operation for its mean life. iii. A sample of 100 independent units of the product is tracked for warranty performance. Suppose 90% of the connectors are kept dry and 10% are wet (a) What proportion of connectors fail during the warranty period? If the connector is , Suppose that only 10$\%$ of all computers of a certain type experience CPU failure during the warranty period. If {eq}A From the shipment you take a random sample of 25. If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? 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 kept dry fails during the warranty period of a portable computer. B) Linear angles are equal. (a) What is the probability of failure within a 100-hr warranty period? If 90% of the connectors are kept dry and 10% are wet, what proportion of connectors fail during the warranty period? The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. A shipment of 8 computers contains 2 with defects. )lZUt;"u~&}|&bY_K8D$/$as=+G_o]WhWl [09/,j[6%o\"`m 0x;biM&,"Rq Suppose 90% of the connectors are kept dry and 10% are wet (a) What proportion of connectors fail during the warranty period? If 90% of the connectors are kept dry and 10% are wet,what proportion of connectors fail during the warranty period? It is known that 5% of all laptops from a certain manufacturer have a certain defect. 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. a.What are the expected value (i.e., mean) and sta, The probability that a particular computer component has a defect is .002. If the connector is ever wet, the probability of a failure during the warranty period is 5%. If the connector is , The probability is $1 \%$ that an electrical connector that is kept dry fails during the warranty pcriod of a portable computer. 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. Hence, 0.014 or 1.4% of connectors fail during the warranty period. Find the probability that a sample of size 3, drawn from the 8, will not contain a defective computer. If the connector is ever wet, the probability of a failure during the warranty period is 5%. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. This is the best answer based on feedback and ratings. /Length 2408 Based on the data in this two-way table, which statement is true? A shipment of 8 computers contains 3 with defects. P(A \text { & } B) = P(A) \times P(B | A) Get access to this video and our entire Q&A library, Conditional Probability: Definition & Uses. Let F denote the event that a connector fails and let X denote the event that a connector is wet. This E-mail is already registered with us. Each diode has probability p = 0.002 of failing. Determine the following probabilities. The useful life of an electrical component is exponentially distributed with a mean of 2,500 hours. A 10% probability that a connectors is wet. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. 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) Linear angles are equal. Find the requested probabilities. If a random sample of 20 new cars is selected, what is the probability that more than 6 will need a warranty repai, 1) A retail store has 200 new computers contains five defectives. (b) Compute, 1. ing lines form opposing angles. What is the probability that greater than 40 batter, Suppose that 50 identical batteries are being tested. If the probability of failure for this device is independent of running time, find the probability that this device will fail after 50 days of working and before 100 days of running time. If there are 6 such components in a circuit, what is the probability that at least one fails? Find the probability that a sample of size 4, drawn from the 8, will not contain a defective computer. What proportion of connectors fail during the warranty period? True or False. This E-mail is already registered as a Premium Member with us. If the connector is ever wet. the probability of a failure during the warranty period is 5%. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. A 90% probability that a connector is kept dry. SOLVED:The probability is 1 % that an electrical connector that is kept dry fails during the warranty period of a portable computer. If the connector is ever wet; the probability of a failure during the warranty period is 59. The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. a) What is the probability that there wi.