Assume that 10% of people are left-handed. If we select 10 people at random, find the probability of each outcome below: (Give at least 3 decimal places) 1- There are exactly 5 lefties in the group 3- There are more than 3 lefties in the group

Q: 9.Directions: A. Round up the following calculated sample size. 1.n- 507.49 2. n- 247.51 3. n 1, 276...

A: Given9)Givensample size(n)=507.49  

Q: Marketing estimates that a new instrument for the analysis of soil samples will be very successful, ...

A:

Q: Find the probability P(μ – σ < X < μ + σ) if X has a Binomial distribution  with n = 15 and p = 1/3.

A: Given: X has a Binomial distribution with n = 15 and p = 1/3.   

Q: Which of the following is an example of a discrete random variable?

A: Here use basic of continuous and discrete random 

Q: The delivery time of a shipment from a supplier to a retailer is exponentially distributed with mean...

A: Let X be the dilevery time of a shipment to a retailer  Given x~exp(1/7)    

Q: An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X...

A: For the given data Find the given ( a ) and (b )

Q: Given the following probabilities for an event E, find the odds for and against E: a) P(E) = 0.31 Od...

A: Solution given below

Q: i researcher claims that AT LEAST 10% of all football helmets have manufacturing fla- that could pot...

A:

Q: Which of the following instruments can be used to find the values of continuous random variable? Sel...

A: hERE gIVEN 4 iNSTRUMENTS WEIGHING SCALE,CLICKER,TALLY SHEET,TAPE MEASURE

Q: Let X be a normal variable with a mean of 12 and a standard deviation of 2. Find the value of the gi...

A:

Q: (a) More heads than tails are obtained. (b) Tails occur on the even numbered tosses

A:

Q: Three runners in a race A, B, C. If the probability of winning is 1. It is twice the probability of ...

A: Probability : The term "probability" merely refers to the probability of one thing occurring. we are...

Q: DATA SET   Stalk Length (cm) Root Length (cm) Leaf Count Plant 1 10.1 4.4 35 Plant 2 21.55 8.2 27 Pl...

A: 2) sample Root Length (x) (x-x̄)2 1 4.4 0.3230 2 8.2 10.4439 3 5.5 0.2827 4 4.2 0.5903 ...

Q: 6. The cumulative distribution function for a Gaussian distributed random variable x with mean u and...

A:

Q: 3 Challenging problems Some probability problems do not involve geometry directly, but can be solved...

A:

Q: What is the probability of obtaining a head in the toss of an unbiased coin?

A:

Q: 15. The discrete probability distribution in which the outcome is very small with a very small perio...

A:

Q: A class contains 16 boys and 10 of the boys and half of the girls a Find the probability that a stud...

A:

Q: 4_Throw 3 coins. If B is an event representing the appearance of at most two images, then B is { HHH...

A:   Given problem Throw 3 coins. If B is an event representing the appearance of at most two images ,t...

Q: 5. Which of the following is an example of a discrete random variable? A. The height of mongo plants...

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will an...

Q: Twe dice are rolled once. What is the probability of getting a total of 7 or 1

A:

Q: A French deck of 52 cards consists of four suits (clubs, diamonds, hearts, and spades) of 13 ranks e...

A:

Q: A piece of electronic equipment contains six computer chips, two of which are defective. Three compu...

A: Given that n =6 defective =2,good = 4 p(0) =? p(1) =?,p(2) =?

Q: The experiment is to choose at random either an urn or a box, each containing some yellow and green ...

A:

Q: The random variable x has a probability mass function given in the following table -5 -4 1 2 P(x) 1/...

A: Given data is  x -5 -4 1 2 P(x) 1/4 1/8 1/2 1/8  

Q: If B1, B2, with a random experiment and A is another event associated with (or caused by) B, then B,...

A:

Q: 5. Suppose you are dealing two 5-card hands from a standard deck, one to yourself and one to a frien...

A:

Q: You are going to play a game. In this game, you shuffle the deck, draw one card and then putth card ...

A: Please find the solution below. Thank you

Q: Let U%3D {а, с, е, һ, т, о, р, s, t, и, у, 0, 1, -} А 3D {с, һ, о, р, s, и, e, y} B = {s, e, t} II В...

A: For the given data Find the given

Q: A biology researcher is studying the risk of extinction of a rare tree species in a remote part of t...

A: The random variable tree’s age follows normal distribution. The population mean is 254 years and pop...

Q: ni i2P + 72 = P2" :

A: Here use formula of nPr

Q: Six people gathered to watch at a rally campaign and eat on a food kiosk after the campaign. In how ...

A: Six people gathered to watch at a rally campaign and eat on a food kiosk after the campaign.  We nee...

Q: Assume that females have pulse rates that are normally distributed with a mean of u =76.0 beats per ...

A: a. Consider that the mean and standard deviation of a random variable X are µ and σ, respectively. T...

Q: E[2A+ 3B + C – E + 2D] |

A:

Q: The following function is probability mass function. f(x) = Determine themean, , and variance, o, of...

A: Given that : Probability mass function is  f(x) = 3x+1 / 35    ; x= 0,1,2,3,4 firstly find all f(x) ...

Q: A has four shares in a lottery in which there are four prizes and five blanks. B has three shares in...

A: Solution:

Q: A candy dish contains six brown and four red M&Ms. A child selects four M&Ms without checking the co...

A:

Q: Suppose that the data below are independent observations on random variables Y1, Y2, ., Yı2 from an ...

A:

Q: A haulage company operates 3 depots – London, Sheffield and Brighton. The vehicles operated by the c...

A: Given that, a haulage company operates 3 depots – London, Sheffield and Brighton. The vehicles opera...

Q: Question 2. Ten men and eight women are going to occupy a row of 20 seats. The men are seated from l...

A: Let us assume there are three persons P, Q and R sitting beside each other. The different ways in wh...

Q: 1. Show your solution. A sample space is S = {m, n, q, r, s} . Identify two events as U = {m, q, s} ...

A: Given that ;  Sample space ( S) = { m, n, q, r, s} U =  { m, q, s} V= { n, q, r } By using the basic...

Q: Probability task: A bag contains 5 white and 3 black balls. Two balls are drawn at random one after ...

A:

Q: 2)-102 (b) 210 c) 201 The number of ways to distribute 7 games to three children so that the younges...

A: We have to find the number of ways to distribute 7 games to three children so that the youngest chil...

Q: Find the area under the standard normal distribution curve.

A: Here use standard normal distribution table for probability from z 

Q: the coast of Ireland in 1998 to determine what activities the dolphin groups partake in at certain t...

A: According to guidelines we solve three subparts  when we have given multiple subparts

Q: BBM, Leni, Isko and Ping compete in a game and are ranked from 1 to 4. They then compete in another ...

A: Given that  Ranking 1,2,3,4  They then compete in another game and are again ranked from 1 to 4. Sup...

Q: 9. at least z = 1 10. at least Z 2

A:   Given problem Given that   9) at least z = 1 P( z ≥ 1 ) is, = 1 - P( z &lt; 1 ) Using the standard...

Q: CDF + Let X be the number of tails that turned up when two fair coins are tossed. What are the possi...

A:

Q: At bedtime, you read three books to your kids, Walker, Michael, and Luke. Together, they have 3232 b...

A: Given that  Number of books=32 books  3 books are randomly selected  We have to find the probability...

Q: 3. Find the area that corresponds to z=-2.58. In the z-Table in this book, the area that corresponds...

A: Given that  We have to find the area corresponding to z=-2.58