The following table shows the results of a survey of authors by a (fictitious) publishing company.SuccessfulUnsuccessfulTotalNew Authors Established Authors Total=191029Nn U is the event that an author is ---Select---NU U is the event that an author is ---Select---Use the table to compute n(N n U) and n(N UU).n(N n U)n(NU U)20424Consider the following events: S: an author is successful; U: an author is unsuccessful; W: an author is new; and E: an author is established.Describe the events N n U and NU U in words.391453

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Answered: The following table shows the results…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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A sample of 400 large companies showed that 110 of them offer free health fitness centers to their employees on the company premises. Enter the exact answers. a. If one company is selected at random from this sample, what is the probability that this company offers a free health fitness center to its employees on the company premises? Probability = Enter you answer in accordance to the item a) of the question statement b. What is the probability that this company does not offer a free health fitness center to its employees on the company premises? Probability = Enter you answer in accordance to the item b) of the question statement c. Do these two probabilities add to 1.0? Choose you answer in accordance to the item c) of the question statement Yes.No.
16. Let X be the number of "6"s obtained from throwing a fair die 7 times. Find the probability of obtaining exactly three "6"'s.
The numbers 1- 30 are written down on pieces of paper and placed in a hat for students to to randomly select. Event A is the probability of drawing a number between 1 and 10. A= {1,2, 3, 4, 5, 6, 7,8,9,10} Event B is the probability of selecting a number that is a multiple of 6. B = {6,12,18, 24, 30} Calculate P (A). 1 3. 12 24
91. Y and Z are independent events. a. Rewrite the basic Addition Rule P(Y OR Z) = P(Y) + P(Z) - P(Y AND Z) using the information that Y and Z are independent events. b. Use the rewritten rule to find P(Z) if P(Y OR Z) = 0.71 and P(Y) = 0.42.
1. Events A and B are mutually exclusive with P(A) = 0.280 and P(A or B) = 0.740 a) P(B)= b) P(Not A)= c) P(A and B)=
13) The following table contains data about the perfomance of a couple of mutual funds with various stocks. Number of stocks which Number of stocks which increased in value last decreased in value last month 28 month Diverse Mutual Market Mutual 25 If one of the stocks is randomly selected, find the probability that the stock is from Diverse Mutual given that the stock increased last month. Write the answer as a simplified fraction. Show your work.
Please show working ,no handwriting please. In a private school students can choose only of French, Spanish or Music as theirElective. In a group of students, the number of males and females studying Spanish,French or Music are given in a table below Spanish French MusicMales 23 12 26Females 12 15 09 i.Determine whether the events ‘a randomly chosen student is a male’ and ‘a randomlychosen student is studying Music’ are independent, justifying your answer. ii .Two students are randomly selected, without replacement, what is the probability thatthe first student studies Spanish and the second student studies French.
The sample space listing the eight simple events that are possible when a couple has three children is {bbb, bbg, bgb, bgg, gbb, gbg, ggb, ggg}. After identifying the sample space for a couple having four children, find the probability of getting fourfour girlsgirls and nono boysboys. Identify the sample space for a couple having four children. {nothing} (Use a comma to separate answers as needed.) Find the probability of getting fourfour girlsgirls and nono boysboys.
I need the correct and step by step answer all the parts, answer for incomplete parts will get down vote. h: " n persons are seated on n chairs at a round table. Find the probability that two specified persons are sitting next to each other. i: Twenty books are placed at random in a shelf. Find the probability that a particular of books shall be: (i) Always together (ii) Never together. I need the correct and step by step answer all the parts, answer for incomplete parts will get down vote. i: 1 vehicle when cimbing up a gradient, consumes petrol at the rate of 1 litre per 8 km while coming down it gives 12 kms. per litre. Find its average consumption for to and fro travel between two places situated at the two ends of a 25 km long gradient, Verify your answer. j: The arthmatic mean of two observations is 127.5 and their geometric mean is 60. Find (i) their harmonic mean and (i) the two observations: (k) :Show that in finding the A.M. of a set of readings on a thermometer, it…

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