A bag contains 5 blue marbles, 3 red marbles and 4 white marbles. One marble is drawn at random and, without replacement, another marble is drawn immediately after. What is the probability of drawing two blue marbles? 0.189 0.174 0.152 0.083

Q: (a) Probability (b) Probability 0.6, P(BIA) = a one is received. a one is transmitted given that one…

A: It is given that P(A) = 0.6P(B/A) = 0.9P(B/A') = 0.5

Q: Annual high temperatures in a certain location have been tracked for several years. Let � represent…

A: It is needed to find the regression line based on the data of year and high temperature.

Q: Assume that you assign the following subjective probabilities for your final grade in your…

A: GradeProbabilityA0.20B0.50C0.20D0.08F0.02the standard GPA scale of 4=Athe standard GPA scale of…

Q: How many elements does it contain?  I forgot to add that part.

A: From the above part we haven(C) = n(B) ={ (1,4),(4,1),(2,3),(3,2) }n(CB) = { (2,3),(3,2) }

Q: n 2 and 3 hours? (Round your answers to four decimal places.) 2 hours 3 hours 2 and 3 hours the…

A:

Q: Q 4.3. A fair die is rolled until a 6 is obtained. Let Y be the total number of rolls and X the…

A: Y is the total number of rolls until a 6 is obtained. This is a geometric distribution. In this…

Q: What is the probability of drawing a club from a deck of playing cards2 or fewer times in 10 draws?

A: In standard deck of cards, there are total 52 cards .There are 4 suits in deck of cards , and each…

Q: (1) What is the probability that exactly 6 of the characters are digits? (2) What is the expected…

A: Given,the exam will consist of a sequence which students will have to write in stats class. They…

Q: Based on an analysis of sample data, an article proposed the pdf f(x) = 0.65e-0.65(x - 1) when x ≥ 1…

A: The random variable  represents time (in sec) spent at the median line. The probability density…

Q: A board game uses the deck of 20 cards shown to the right. Two cards are selected at random from…

A: We are given the deck as,Here, 4 - 1's4 - 2's4 - 3's4 - 4's5 - 4'sSo 20 cards in total

Q: a) Find k b) Calculate P(X ≥ 1)

A: Here given probability density function of X .

Q: A school with 525 employees needs new copier passcodes. Each passcode will have 3 digits chosen from…

A: A school with 525 employees needs new copier passcodes. Each passcode will have 3 digits chosen from…

Q: (a) Find the number of these patients that had either high blood pressure or high cholesterol…

A: A survey was conducted among 68 patients admitted to a hospital cardiac unit during a two-week…

Q: Answer: 16. If P(H) = 0.5, P(HUJ)=0.8, P(HJ) = 0.3, what is P(J)?

A: P(H) = 0.5

Q: From the following table of joint pdf's, calculate P(T=41A=2).(Answer in percentage terms, but…

A: T=1T=4A=20.21A=50.290.34

Q: Three boys and six girls are being seated in a row of nine chairs on a stage which are numbered from…

A: 3 boys and 6 girls are seated in a row of 9 chairs on a stage.These chiars are numbered from left to…

Q: A coin is tossed 17 times. In how many outcomes do exactly 11 heads occur?

A: A coin is tossed 17 times i.e., .The objective is to find the number of outcomes in which exactly 11…

Q: Assume that the random variable X is normally distributed, with mean u = 54 and standard deviation 6…

A: The population mean is 54 and the population standard deviation is 8.

Q: Suppose the number X of tornadoes observed in Kansas has a Poisson distribution with A = 9 per year.…

A: The number X of tornadoes observed which has a Poisson distribution with per year.

Q: Which command will find the probability of making the first free throw on the fifth attempt when the…

A: According to the Bartleby guidelines experts solve only one question and rest can be reposted.

Q: Consider the unit cirlce in the plane; that is, the set of all points within a distance of 1 of the…

A:

Q: The scheduling board at the SEA-TAC airport suggests that the flight time between Seattle and San…

A: Given that distribution is uniform a = 2 hours = 2*60 = 120 minutesb = = 2*60 + 30 = 150 minutes…

Q: 2. Suppose X and Y each have an exponential distribution with parameter a, find the joint p.d.f of X…

A: Suppose X and Y each have an exponential distribution with parameter .

Q: Assume a member is selected at random from the population represented by the graph. Find the…

A: X~N( μ , ?)μ=20.2    , ?=5.4Z-score =( x - μ )/?

Q: Q 4.4. An individual picked at random from a population has a propensity to have accidents that is…

A: Given that the random variable Y has the gamma distribution with shape parameter and rate parameter…

Q: Oil pipes ~ Oil field pipes are internally coated in order to prevent corrosion. Researchers…

A: Standard deviations=σ=0.5,α=0.05,marginoferror=e=0.15

Q: An insurance company sells a $19,000, eight-year term life insurance policy to an individual for…

A: The amount company has to pay if the individual dies = $19,000The probability the individual will…

Q: Let X denote the amount of time a book on two-hour reserve is actually checked out, and suppose the…

A: Given that the random variable X denote the amount of time a book on a two hour reserve is actually…

Q: A total of 10 toys are sequentially and randomly chosen, without replacement from a toy box…

A: No.of red toys=4No.of blue toys=6Total no.of toys=10

Q: random variable X is given in the following table. Find the standard deviation of the random…

A: PMF of Xx-2-1012P(X =x)0.160.170.300.150.22

Q: Automobile warranty claims for engine mount failure in a Troppo Malo 2000 SE are rare at a certain…

A:

Q: a) Determine the value of the normalizing constant c b) Find the MGF of the distribution of Y c)…

A:

Q: Find the z-score that has 70.5% of the distribution's area to its right. he z-score is Round to two…

A: X~N(0,1)X follow with mean zero and standard deviations is 1

Q: P(z> -1.062) = (Round to four decimal places as needed.)

A: X~N( μ , ?)μ=0 , ?=1 For standard normal distribution.Z-score =( x - μ )/?

Q: Use the sample data and confidence level given below to complete parts ( a ) through ( d ) . A…

A: In the given pool  and  who said "yes".The confidence level is 95%.

Q: (b) What is the probability that you purchase at least 9 boxes?

A: The probability that a randomly selected box of a certain type of cereal has a particular prize is…

Q: Suppose that you draw one card from a well-shuffled deck of 52 playing cards. What is the…

A: draw a card from well shuffled 52 card deck. Probability that you draw black 7 or black 8 =  ?

Q: 2. A Markov chain has the following transition matrix ||1/3 1/3 1/3|| P = 1/3 2/30 1/3 0 2/3 a. Draw…

A:

Q: a) A company has 31 salespeople. A board member at the company asks for a list of the top 4…

A: Company has 31 salespeopleAnd 13 albums are released by musician

Q: Suppose that the waiting time X (in seconds) for the pedestrian signal at a particular street…

A: The random variable   represents the waiting time for the pedestrian signal. The PDF of random…

Q: X~N(0,1) and find the probability density function of the random variable Y=IXI.

A: Probability Distributions: You should be familiar with probability distributions, including the…

Q: Consider the following transition probability matrix: [0.6 0.2 0.2 P= 0.3 0.4 0.3 0.0 0.3 0.7 a.…

A: transition probability matrix is given:

Q: A wheel has 8 equally sized slices numbered from 1 to 8. Some are grey and some are white. The…

A: The total number of slicesThe number of grey slicesThe number of white slices

Q: In an​ orchestra,23 people can play stringed​ instruments, 21 can play​ brass, and 15 can play…

A: To determine the maximum and minimum numbers of people in the orchestra, we can use the principle of…

Q: Consider the unit cirlce in the plane; that is, the set of all points within a distance of 1 of the…

A: To find the probability density function (pdf) for the distance B=X2+Y2 from the origin to a point…

Q: how many ways can first second and third prizes be awarded in a contest with 530 contestants?

A: To determine the number of ways to award first, second, and third prizes in a contest with 530…

Q: According to a university's report, only 35% of all surgical operations at that time required an…

A: Given,The percentage of surgical operations requiring an overnight stay at a hospital is = 35%.So,…

Q: 5. How many ways to line up 10 identical green bottles and 7 identical black bottles in a row, if no…

A: Permutations: Understanding how to calculate the number of ways to arrange objects in a specific…

Q: If p= 1.2% and n = 500, is the Poisson distribution a reasonable approximation of the binomial…

A: Given that p = 1.2% and n = 500,we are asked whether the Poisson distribution is a reasonable…

Q: discuss probability or non-probability sampling, sampling method and sample size.

A: We are asked to discuss the probability and non-probability sampling, sampling methods, and sample…