If 15 TVs are pulled from an assembly line and 2 fail, how many would be expected to fail when 1,500 TVs go to market?
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Q: The control department of a light bulb manufacturer randomly picks 4400 light bulbs from the…
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- Please solve question 9 and 10.That is a lot of passwords! How many passwords would the website have if users were allowed to reuse the letters and numbers? (Enter the number of successful outcomes in each of the blanks below. Let the first six spaces represent letters and the last two spaces represent numbers) Answer • Answer • Answer • Answer • Answer • Answer • Answer • Answer = 30,891,577,600 That is almost Answer billion passwords!In 2003, there were 5,732 deaths from car accidents in France.10 The population of France is 59,625,919. If I am going to live in France for five years, what is myprobability of dying in a car crash?
- A drawer contains 20 pens, of which 4 are red, 7 are black, and 9 are blue. At the least, how many pens must one remove (without looking at the contents) to get 6 pens of the same color?The control department of a light bulb manufacturer randomly picks 4400 light bulbs from the production lot every week. The records show that, when there is no malfunction, the defect rate in the manufacturing process (due to imperfections in the material used) is 1% . When 1.5% or more of the light bulbs in the sample of 4400 are defective, the control unit calls repair technicians for service. Answer the following. (If necessary, consult a list of formulas.) (a)Find the mean of p , where p is the proportion of defective light bulbs in a sample of 4400 when there is no malfunction. (b)Find the standard deviation of p . (c)Compute an approximation for P≥p0.015 , which is the probability that the service technicians will be called even though the system is functioning properly. Round your answer to four decimal places.The control department of a light bulb manufacturer randomly picks 4400 light bulbs from the production lot every week. The records show that, when there is no malfunction, the defect rate in the manufacturing process (due to imperfections in the material used) is 1%. When 1.25% or more of the light bulbs in the sample of 4400 are defective, the control unit calls repair technicians for service. Answer the following. (If necessary, consult a list of formulas.) (a) Find the mean of p, wherep is the proportion of defective light bulbs in a sample of 4400 when there is no ? malfunction. (b) Find the standard deviation of p. (c) Compute an approximation for P(p 2 0.0125), which is the probability that the service technicians will be called even though the system is functioning properly. Round your answer to four decimal places.
- Your company wants to assign identification numbers to each of its employees. The identification number will contain 5 numbers followed by 3 letters. If repetition is allowed, how many identification numbers can be generated? Show your work.There are 6 flawed and 9 flawless parts in a box. The pieces are put in place and shot sequentially. How many pieces should be pulled on average until the first perfect piece is pulled?From a club of 19 people, in how many ways can a group of four members be selected to attend a conference?