20. The probability that a person suffers from migraine has relief with a specific drug is 0.9, three people are randomly selected with migraine to which the drug is administered. Find the probability that the number of people achieving relief will be: a) Does it meet the characteristics of a binomial variable? Yes or no, b) No person c) Exactly 1

Q: Describe the concept of Probability?

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Q: Compute the probability of randomly drawing five cards from a deck and getting 3 Aces and 2 Kings…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: A history class is comprised of 9 female and 4 male students. If the instructor of the class…

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Q: Hi, please help with the below. Thanks. What is the probability that you will get a red bead when…

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Q: The probability that a student in Oakland will receive a B in Kathy Williamson's statistics class is…

A: Given that, The probability that a student in Oakland will receive a B in Kathy Williamson's…

Q: If the probability that the Yankees will win a baseball game is 60%, find the probability that the…

A: The probability that Yankees will win a baseball game is 60%, that is PWinning=0.60.

Q: You toss a coin 6 times. What is the probability of not having the coin land on heads exactly 4…

A: Given that  Number of times coin tossed (n ) = 6 Assuming it is a fair coin , chance of occurring…

Q: 3. In a signalized intersection, the probability of a vehicle making a left turn per time period is…

A: Let us denote X=the number of vehicles that takes left turn n=number of trials= 15 p=probability of…

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: you run a small airline that operates ten 30 seat airplane flights per dat. for each flight, you can…

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Q: Define Probability using various sources. Present a scenario where you might collect data and use…

A: A measure of the possibility that an event will occur is called probability. It also indicates the…

Q: You forget to study for an exam and need to guess on all of the questions. The exam is three…

A: 3 questions ∴ n = 55 - choices of options∴ p(correct choice) = 15

Q: Kenya airways quote a flight of 2hrs and 25min for it's the flight from Kenya to juba. Suppose we…

A: From the given information, Kenya airways quote a flight of 2hrs and 25mins for its flight from…

Q: A local high school only has two sports teams with a total of 297 students on sports teams: a…

A: Let us denote : A=base ball team B=basketball team   Given that n(A)=106, n(B)=134, n(A and B)=57…

Q: Keith’s Florists has 16 delivery trucks, used mainly to deliver flowers and flower arrangements in…

A: Total delivery trucks N=16Trucks with brake problems or success (S)=8sample of trucks(n)=4Number of…

Q: The business world involves risk and uncertainty, explain the importance to businesses of…

A: The explanation about the role of probability in business analysis.

Q: Please show your solution. A petroleum company exploring for oil has decided to drill 2 wells, one…

A: Given that  P(first attempt) = 0.25 P(Second attempt | First attempt) = 0.85

Q: Tennis great Roger Federer made 65% of his first serves in the 2011 season. When Federer made his…

A: Given data; First serve  = 65% Fisrt serve win = 78% Second serve win = 57% To find:  the…

Q: Find the probability X = 2 cents.    Find the probability X = 6 cents.    Find the probability X =…

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Q: You need two pieces of string at least 48 cm long for your next craft project. You have one piece of…

A: The total length of the string is 139. The total number of possible values is 139. The number of…

Q: An STD clinic sees 10 people an hour. The actual probability of someone having an STD is 30%. You…

A: The number of people seen in STD clinic in one hour is 10The actual probability having STD is 30%.

Q: License plates in Alberta have 3 letters followed by 4 numbers. What is the probability that Bob…

A: Given : Plate has 3 letters and 4 numbers  We need to find the probability that the plate start with…