1. Twelve electric bulbs are drawn independently every hour from a production line at a factory.UTMa. What is the probability that a bulb is defective?The number of defective bulbs are random and independent. Suppose that the probability offinding no defective bulb is 0.5072.b. Hence, what is the probability that two or more bulbs are defective?UTM UTM UTMUTMc. What is the probability that three or more bulbs tested are the second defective bulbsdetected?UTM

Let there are n trials and each having two outcomes - Success and Failure. The trials are…

Answered: 1. Twelve electric bulbs are drawn…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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ssume that 33.2% of people have sleepwalked. Assume that in a random sample of 1454 adults, 523 have sleepwalked. a. Assuming that the rate of 33.2% is correct, find the probability that 523 or more of the 1454 adults have sleepwalked. b. Is that result of 523 or more significantly high?
Suppose that six cups of yogurt are selected at random. What is the probability that at least three cups have at least 11.5 g of protein? Give your answer to at least three decimal places. The variable Y represents the number of cups out of the six randomly‑selected cups that contain at least 11.5 g of protein? The probabilty of at least 11.5 g of protein in a cup is 0.70.
2. The probability that a person has a negative side effect from a medication is .08.Suppose you treat 12 people. Assume they are independent.a. What is the probability that exactly 2 of them have a negative side effect?
20)
The probability that a randomly selected adult has ever experienced a migraine headache is 0.4.11 adults are randomly selected. a. What is the probability that exactly 2 adults have experienced a migraine headache? Round to four decimal places if necessary b. What is the probability that none of them have experienced a migraine headache? Round to four decimal places if necessary c. What is the probability that at most one has experienced a migraine headache? b. What is the probability that none of them have experienced a migraine headache? Round to four decimal places if necessary c. What is the probability that at most one has experienced a migraine headache? Round to four decimal places if necessary d. How many adults would you expect to have experienced a migraine headache? Round to the nearest whole number
7. I am producing 400-gram loaf breads in one of my production lines and measured the weights of 28 loaf breads from the same batch as shown in table below. (*see attached image for the table.)J. What is the probability of selecting an underweight loaf first, a 400-g loaf net, and an overweight loaf last? K. What is the probability that I get an exact weight or overweight bread?
The probability that a machine develops a fault within the first 3 years of use is 0.003. If 40 machines are selected at random, the probability that 38 or more will not develop any faults within the first 3 years of use is ....
American Airlines' flights from Chicago to Dallas are on time 70 % of the time. Suppose 13 flights are randomly selected, and the number on-time flights is recorded. 1.The probability that at least 2 flights are on time is = 2.The probability that at most 4 flights are on time is = 3.The probability that exactly 6 flights are on time is =
Suppose that 30 percent of an adult population have an infectious disease and 40 percent have achronic disease. Assume that having an infectious disease is independent from having a chronicdisease. For each of the questions below perform the calculation using appropriate statisticalnotation.a. What is the probability that a person selected at random will have both diseases?b. What is the probability of having the infectious disease for people with the chronic disease?c. What is the probability of having the infectious disease for people without the chronic disease?d. What is the probability of not having the infectious disease for people with the chronicdisease?
Delta Airlines' flights from Boston to Dallas are on time 60 % of the time. Suppose 13 flights are randomly selected, and the number on-time flights is recorded.1.The probability that at least 9 flights are on time is =2.The probability that at most 8 flights are on time is =3.The probability that exactly 12 flights are on time is =

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