The table shows the number of minority officers in a country's military in a certain year. Navy Marines 1341 3524 914 599 African Americans Hispanic Americans Other Minorities OA. 3524 18,309 OC. Army 9162 2105 4075 Assume that one person will be randomly selected from the group described in the table. Find the probability of selecting an officer who is in the Navy, given that the officer is African American. 8909 18.309 2732 2653 www. B. 3542 14785 2 8909 Air Force 4282 1518 3823 OD. 3524

Q: 43-13. Given the function £x₁y(x, y) = { b(x + y)² =2 < x < 2 elsewhere and -3 <y<34 (a) Find the…

A: As per our guidelines I can solve only first well defined and complete question. Kindly post the…

Q: The communication link uses five different chips. The probability of error-free signal transmission…

A: Given Information: Consider the given communications links that use five different chips. The…

Q: For each problem, show the proper work needed for FRQ’s and find the answer. For problems with a *,…

A: Given: On the seventh day of Christmas, my true love gave to me: Seven Swans A-swimming. The…

Q: This table lists a sample of jogging times (tracked using a running app and measured in minutes)…

A: a) The data of jogging times over a prescribed week is given.

Q: Suppose you know that Var(Z)=(k+1)E(Z) where k is 7. Determine the distribution of Z and find its…

A: Given that Suppose you know that Var(Z)=(k+1)E(Z) where k is 7. We have to  Determine the…

Q: Use the empirical probability formula to solve the exercise. Express the answer as a fraction. Then…

A: It is given that a survey of 973 investors asked how often they tracked their portfolio.

Q: 5. A machine produces a total of 12,000 bolts a day which are on average 3% defective. Find the…

A: Solution: P( defective) = 0.03=p n= 600 Let X be the number of defectives Thus we will use normal…

Q: A bag contains 11 red balls and 13 white balls. Two balls are drawn without replacement. What is the…

A: Given that  Red balls = 11 , White balls = 13 Total balls = 11+13 = 24 2 balls are selected at…

Q: 2. Suppose the weekly amount spent on computer repairs is normally distributed with a mean of $500…

A: Given that.   X~N( μ , ?)   μ=500     , ?=30   Z-score =( x - μ )/?

Q: Calculate the compound amount. Use the compound amount formula and a calculator. (Round your answer…

A:

Q: Suppose you randomly choose a card from the first deck, add it to the second deck and then randomly…

A: Let us define some events A : ace is added to second deck. B : a king is added to second deck. C : a…

Q: between 12 and 24 years of age? (b) What is the probability he or she is between 25 and 64 years…

A: It is given that a survey of 3000 Americans aged 12 through 74 years, the following makeup of the…

Q: Let X and Y have the joint pdf { Find the conditional pdf of X given Y = y. f(x,y) = 4xy, 0, 0≤x≤ 1…

A:

Q: At the ice cream shop, there are 17 flavors of ice cream available. How many ways can you select a…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: An auditor for Health Maintenance Services of Georgia reports 40 percent of policyholders 55 years…

A: Given data  P(submit claim last year) =p=0.40 Sample size (n) =  20 X =  No. pf policy holders…

Q: o flips and Y the number of heads to occur on the last two flips. int probability function, along…

A:

Q: According to Harper's Index, 50% of all federal inmates are serving time for drug dealing. A random…

A: Let X be the random variable from binomial distribution with probability (p) = 50% = 0.50 and sample…

Q: Create an experimental, discrete probability table by rolling three six-sided dice and calculating…

A: When tossing a six-sided dice 3 times,  The total outcomes is 63=216 The outcomes for the totals…

Q: Suppose you have information about average heights of a random sample of airline passengers. The…

A: Given: The mode is 68 inches, the median is 69 inches, and the mean is 65 inches. We need to convert…

Q: 2. Suppose the current annual salary of all teachers in the United States have a normal distribution…

A: Given that.   X~N( μ , ?)   μ=81000     , ?=6500   Z-score =( x - μ )/?

Q: raffle is going to be held in which there is a first prize worth $400, and a second prize worth…

A: given data, first prize worth $400secound prize  worth $100n=100fair price for a ticket =?

Q: Four students, Alisha, Bilal, Chloe and Daniel, are supposed to be attending a lecture course. In…

A: Part (a) : According to the information provided in the question let Alisha , Bilal, Chloe and…

Q: Solve the problem that involves computing expected values in a game of chance. A game is played…

A: It is given that if the rolled die shows a 6, the player wins $8, other than 6 the player wins…

Q: With a certain medical insurance policy, the customer must first pay an annual $350 deductible, and…

A: Given that  First pay on annual deductible = $350 Percentage of the cost of x - rays = 90% First x-…

Q: Suppose that X1, X2, ..., X10 are uniformly distributed over (0, 3) and independent. Let X = 10 ΣXk…

A: Given that  X1 , X2 , ..... , X10 ~ Uniform (0 , 3)

Q: In a test, students averaged 16.2 errors with a standard deviation of 4.2 errors. Say a random…

A: Given data  μ = 16.2σ = 4.2n = 49P( x¯ &gt;15) = ? Normal distribution

Q: A restaurant hands out a scratch-off game ticket with prizes being worth purchases at the…

A: 0.4 $10 0.03 $25 0.004 $30 0.001 $75

Q: Phyllis invested 42000 dollars, a portion earning a simple interest rate of 4 percent per year and…

A: According to the information provided in the question,  Amount Phyllis invested = $ 42000 Earning…

Q: An airport limousine can accommodate up to four passengers on any one trip. The company will accept…

A: We have given that q = 50% = 0.5 p = 1 - q = 1 - 0.5 = 0.5 For part(c) we have given the following…

Q: Assuming that the process starts in state 4, what is the probability that we eventually reach the…

A: From the given Markov chain, There are 6 states. The transition probability matrix for the given…

Q: You are preparing the program for a concert. If the band has 10 songs prepared and will play 6 of…

A: band had 10 songs and play 6 of them .  order of song is important.  no. of ways to do programs = ?

Q: Find: (a) a. X = 0 1 p(y) Y = 0 1 2 .10 .25 .25 .05 a .25 p(x) (b) The marginal probabilities for X…

A: Method: Sum of total probability must be one.

Q: As a project manager you have the following data for your current project in a hospital.…

A: given data mean(μ) = 22 weeksvariance (σ2) = 4 weeks2standard deviation (σ) = 2 weeksP(x&lt;22…

Q: n a certain California city, projections for the next year are that there is a 20% chance that…

A: x P(x) x*P(x) +200 0.20 40 +300 0.50 150 -800 0.30 -240

Q: A publisher reports that 52 % of their readers own a laptop. A marketing executive wants to test the…

A: We have to find the test statistics.

Q: Give a simple example to show that 2 random variables may be independent according to one…

A: Let Ω={0,1}2. Define X1(i,j)=i,X2(i,j)=j for (i,j)∈ {0,1}2.

Q: Consider the following Markov chain. Assuming that the process starts in state 3, what is the…

A: Given the transition diagram of a Markov chain with 6 states as

Q: whether ₁₂ at the a=0.02 level of significance for the sample data shown in the accompanying table.…

A: Given that    Sample sizes n1=33      , n2=25     Sample means X̄1=103.4     , X̄2=114.5      s1…

Q: Do bonds reduce the overall risk of an investment portfolio? Let x be a random variable representing…

A:

Q: The Geom(p) probability mass function (pmf) is given by fY (y) = (1 − p)y−1 p for y ∈ {1, 2, 3, 4, .…

A: It is given that  The Geom(p) probability mass function (pmf) is given byfY (y) = { (1 − p)y−1 p for…

Q: 1/4 2. The Sneaky Tricks software virus infects networked computers according to a branching…

A:

Q: 1. Tina's music library has 72 rock songs and 51 pop songs. She is putting together a playlist of 22…

A: As we are entitled to solve one question at a time, I will answer first question, please submit…

Q: What is the probability that a five-card hand will contain exactly two 2's? What is the probability…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: Suppose a designer has a palette of 15 colors to work with, and wants to design a flag with 2…

A: A palette of 15 colors to work with, and wants to design a flag with 2 vertical stripes, all of…

Q: Use the data in the following​ table, which lists survey results from high school drivers at least…

A: Drove When Drinking​ Alcohol?       Yes No   Texted While Driving 680…

Q: Let ZZ be a discrete random variable taking one of the four distributions covered in Chapter 10.…

A:

Q: The diameters of ball bearings are distributed normally. The mean diameter is 125 millimeters and…

A: Given that : Mean=125 mm Standard deviation=6 mm We have to find probability P(110 &lt; X &lt;…

Q: Consider a situation where three distinguishable particles called x,y,z need to be placed into two…

A: Combinations and permutations

Q: The central limit theorem. 4. Let {X₂} be iid random variables on R and suppose X₁ is not de-…

A: 4. Given that Xn1∞ are iid random variables on ℝ and X1 is not deterministic and EX12&lt;∞. As…