In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be drawn in random with replacement, let B be the random variable representing the number of blue balls chosen. Which of the following is the sample space for B? r

Q: Q3/ The probability that a consumer will rate a new antipollution device for cars What are the…

A:

Q: 2- Let the probability density function of the random variable X is = {²()* 0 f(x) = ,x= 1,2,3,... ,…

A: Given information:

Q: 0. The average service rate is 14 people per hour. What is the average time required to serve a…

A: The average number of people arriving = 10 per hour The average number of people getting services =…

Q: One calculates if the average number of Voodents of a cotton Farm is to da nams, it is Particular…

A: From the provided information, x f (x) -1 c 3 0.15 4 0.45

Q: 1. What is the probability of getting the number 5 when a fair die is thrown? A. 0 B. 1/6 C. 1/2 D.…

A:

Q: next problem with the production line diagnosed as being due to an initial repair that was…

A: Here given, Four technicians regularly make repairs when breakdowns occur on an automated production…

Q: An examination consists of multiple-choice questions, each having five possible answers. Suppose you…

A: Let A be the event that you give the correct answer. Let B be the event that you know the answer.…

Q: A source produces dots. And dashes - with .P(dot)=0.65. Find the entropy 0.97370 .a O 0.934 .b O…

A: Entropy is used to measure the similar value of the sample size. Entropy is will be zero when they…

Q: In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be drawn in…

A: Answer:- In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be drawn…

Q: If the average number of rodents in a cotton farm with a surface area of 20 dunams is 2 per dunum,…

A: Given : Mean =  λ = 2

Q: Why can decreasing the probability of a type I error cause an increase in the probability of a type…

A:

Q: Is the given statement true or false? nC₁= "Cn-r O a. False b. True O

A: Given: nCr = nCn-r

Q: There are 3 arrangements of the word DAD, namely DAD, ADD, and DDA. How many arrangements are there…

A: Word : PROBABILITY   total letters = 11 Here B and I repeats twice we have to find total…

Q: In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be drawn in…

A:

Q: The combination to a lock consists of a sequence of three numbers in the range 0-28. a) How many…

A: Solution Given That, The combination to a lock consists of a sequence of three numbers in the range…

Q: Q6/ Find the probabilities that a random variable having the standard normal distribution will take…

A: here given ,  a random variable with standard normal distribution have mean = 0 and Standard…

Q: Which set of data would probably show a strong positive linear correlation?

A: here use Correlation  Correlation are positive , negative or No correlation  if there is Increase in…

Q: Find the entropy of the source producing the following messages: Px1 = 0.25, Px2 = 0.1, Px3 = 0.15,…

A: Decision tree used entropy for different sample size. It used to compute the similarity between the…

Q: Let X~U (0,0), then P(X > X²) is

A: Given that X~U0,θ fx=1θ-0=1θ, 0≤X≤θ

Q: you have a biased coin that has a probability of 0.6 of coming up heads. Toss this coin 20 times.…

A: The coin is biased Getting a head is a success = 0.6 Getting a tail is a failure = 0.4 Outcomes of…

Q: In a batch of 26 pedometers, 3 are believed to be defective. A quality-control engineer randomly…

A: Given data f(x)= (0, 0.59231),(1, 0.35538),(2, 0.05077),(3, 0.00154)

Q: A study claimed that the competence of Engineers is described as moderately competent having an…

A: Given information: μ=4.02x=3.35n=55N=110s=0.3519α=0.01

Q: Don’t show explanation

A: Residual = Observed value – predicted value e = y – ŷ

Q: 1 Y 9 0.25 0.09 0.02 ។ O P (9) 0.64 if y van don Variable has a mass Function the probability of…

A: Farmula used  E(y)=∑yP(Y=y)

Q: A. What is the probability that the chosen driver is wearing seatbelt and driving not under…

A: Suppose a study of driving under influence and driving without seatbelt produced the following data:…

Q: 4. In one of the biggest schools in Metro Manila, 80% of their high school students are known to…

A: Given: n= 15 Probability of success , P = 0.80 q = 1-p = 0.20 Formula used: P(Y= r) = nyPrqn-r Where…

Q: Q2/suppose there were six kinds of toppings that one could order for a pizza. How many combinations…

A:

Q: Use the Test for Independence to determine if events A and B are independent. P(A) = 0.7, P(B) =…

A:

Q: The spinner below is spun twice. If the spinner lands on a border, that spin does not count and spin…

A: 1 cyan 2 blue 3 red _________ 6 total sectors

Q: f(x,y) x=0x=1 y=0 0.4 0.1 0.1 0.4 An error occurs when X Y. An 8-bit long message is sent over this…

A:

Q: A college is going to administer an assessment test to incoming freshman. Co be administered over…

A: Note : Both questions are different questions. As per answering guidelines I have to answer only one…

Q: If A and B are any two events with P(A) = .3 and P(BIA) = .5, then the joint probability of A and B…

A: Solution-: Given: P(A)=0.3, P(B/A)=0.5  We want to find P(A and B)=?

Q: EXERCISE 2 (DISCRETE MATHS: DISCRETE PROBABILITY) What is the probability that Danny, Sam and Rose…

A: Given  the probability that Danny, Sam and Rose win the first, second, and third prizes,…

Q: 5- If X and Y are random variables having the joint density function f(x, y) = (6-x-y), 0 < x < 2, 2…

A:

Q: he lifespan (L) of each of 2000 valves is measured and given Calculate the probability that the…

A: Given Information: Lifespan (hours) Number L &lt; 400 200 400≤L&lt;600 230 600≤L&lt;800 931…

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: From the provided information, Sample size (n) = 10 The probability that a machine has a lifespan of…

Q: Q6/ Find the probabilities that a random variable having the standard normal distribution will take…

A: Required probability is P(0.87&lt;Z&lt;1.28)

Q: Calculate the means and standard deviations of:37, 26, 19, 21, 19, 25, 17 O a. 3; 7.141 b. 3;2.414…

A: Given n=7 37,26,19,21,19,25,17

Q: In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be drawn in…

A: Answer :-  In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be…

Q: You are conducting a study to see if the proportion of voters who prefer the Democratic candidate is…

A: The hypothesized proportion is 0.80.

Q: Answer d and e

A:

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: The probability a machine has a lifespan of more than 5 years (p) is 0.8.

Q: andom variable has probability stribution: x= 0,1, 2 ,3 ,4, 5,6,7 and P…

A: We know that the  By total probability law, sum of all the probabilities of a random variable is…

Q: A random sample of 8 students was selected to test the effectiveness of hypnosis on their academic…

A: (a) State the hypotheses.

Q: A restaurant chain introduces new dishes on its menu and wants to know if this will increase the…

A:

Q: Determine whether the claim stated below represents the null hypothesis or the alternative…

A: Given : Claim : the standard deviation for the gas mileage of one of the vehicles it manufactures is…

Q: In how many ways can we select 6 people out of 12, ?of which a particular person is not included…

A: According to the given information, we have Total number of persons = 12

Q: J 2 please just right answer

A: Many events cannot be predicted with total certainty. the most effective we will say is how likely…

Q: A discrete random variable has probability distribution: x= 1, 2,3,4, 5 and P(x) =0.12 ,0.15, 0.23,…

A: The standard deviation can be calculated by taking square root of the variance of X. And the…

Q: Identify the sample space of the probability experiment and determine the number of outcomes in the…

A: Given data isRandomly choosing a number from the multiples of 5 between21 and 49