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. What is f(1)?

Q: (a) If the research team continues to run laboratory tests, what is the mean number of trials until…

A: here given , A research team has developed a face recognition device to match photos in a database.…

Q: In a lot of 50 light bulbs, there are 2 bad bulbs. An inspector examines 5 bulbs, which are selected…

A:

Q: a) between 0.87 and 1.28; b) between -0.34 and 0.62; c) greater than 0.85; d) greater than -0.65.

A:

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: The probability that data are entered incorrectly into a field in a database is 0.008. A data entry…

A:

Q: Q5//Four technicians regularly make repairs when breakdowns occur on an automated production line.…

A:

Q: (a) Find the probability that the person chosen is male given he is employed. (b) That the person is…

A: here given table          Employed   Unemployed        TotalMale     460             40…

Q: A and B are two events such that P(A) = = 0.4 and P(AB) = 0.2 Then P(An B) is equal to a. 0.4 b. 0.6…

A: Given : P(A) = 0.4 and P(A n B) = 0.2

Q: iv) two of the numbers are the same and the remaining number is different (a "single pair").

A: here given ,  three fair six sided dice are rolled  probability of rolling each number  = 1/ 6…

Q: Q3: If the probability that student (A) will solve a particular problem is (0.8), the probability…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: a. What is the probability that all the three grade 11 students are included? b. What is the…

A: here given  there are total 10 students in group  and of them 3 students are grade 11 students  5…

Q: 2. A vaccine is found to be 85% effective in preventing a certain disease. The vaccine is given to…

A: Let p be the proportion of effective in preventing a certain disease n=number of people to given…

Q: If 5 cards were picked at random from a deck of 52 cards, find P(Exactly 2 are hearts)?

A:

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

A: Givena)between 0.87 and 1.28

Q: upvote your answer, otherwise I'll ote uppose that the weight of an newborn fawn is Uniformly…

A: Given Mean=2.3 Standard deviations =3

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: 2. For an exam given to a class, the students' scores ranged from 35 to 98, with a mean of 74. Which…

A: Given:For an exam given to a class the students scores ranged from 35 to 98 with a mean of 74

Q: a. Determine b. Determine C. Determine d. Determine the mean of x the mean of Y the variance of X…

A:

Q: Suppose that the probability that iraqi man has a high blood pressure is 0.15. If we randomly select…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

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

A: Solution-: Is the given statement true or false? nr=nn-r

Q: A nuclear power station is to be built on one of 20 possible sites. A team of engineers is…

A:

Q: (a) Let U~ uniform[0, 2], and let U S= Se Find (i) E[S], (ii) P(S≥ 0.5). (b) Repeat (a) if U~ exp(2)…

A: Given: S= ∫0Ue-sds

Q: probability that the committee is made up of only students of the same sex?

A: In a class there are 10 girls and 8 boys, a committee is formed with a president, a secretary and a…

Q: particle is moving on the unit circle x² + y² = 1 at the constant angular ng at the initial position…

A: Oo

Q: The average number of cycles of charging of rechargeable batteries manufactures in a certain factory…

A: Given that mean = 485 Standard deviation = 32 P ( 450 < x < 550 ) = ?

Q: In a carnival game, a contestant has to first spin a fair coin and then roll a fair cubical dice…

A: P(prize won)=P(coin shows heads) and P(dice score is lower than 3) The event that the coin shows…

Q: 14.By examining the past driving records of city drivers, an insurance company has determined the…

A:

Q: nuclear power station is to be built on one of 20 possible sites. A team of engineers is…

A: The permutation formula is given by nPr = n!/(n-r)!

Q: The probability a chip is manufactured to an acceptable standard is 0.87. A sample of six chips is…

A: Given data: P = 0.87 n = 6

Q: (a) If the absolute measurement error within 0.5 millimeters is acceptable, what is the probability…

A: here given ,  A test instrument needs to be calibrated periodically to prevent measurement errors.…

Q: 3. There are 64 children in year 4. a) 8 are off sick. What fraction of children is left? b) 48 stay…

A: Given : There are 64 children in year 4.

Q: upvote.

A: Total number of students in the group = 10 Number of grade 11 students in the group = 3 Probability…

Q: Assume that in a certain company of Muscat the probability of a certain item being defective is…

A:

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

A: Given: nCr = nCn-r

Q: P(-1<Z<1)= round to four decimal places

A: Given that P(-1&lt;Z&lt;1)

Q: 1. When choosing one skittle, are the events "selecting a red skittle" and "selecting a blue…

A: HERE as per GUIDELINES I HAVE CALCULATED 3 SUBPARTS here given ,  there are total 15 +16 +12 + 14 +5…

Q: 10 10 (96), (9)(3) + 18 18 (3⁹) (15) 3 = 0.215686 ans

A: Given that

Q: A shipment of two boxes, each containing eight telephones, is received by a store. Box 1 contains…

A:

Q: Vehicles pass through a junction on a busy road at an average rate of 60 per hour.  a) Find the…

A: Solution-: Given: Average =λ=60 per hour We want to find, (a) P(none passes in a given 30-minute…

Q: 10) A card is drawn at randum from a pack of 52 Card What is the probability that the card is king…

A:

Q: Suppose a jar contains 15 red marbles and 26 blue marbles. If you reach in the jar and pull out 2…

A: To find: The probability that both are red marbles.

Q: An airline company is considering a new policy of booking as many as 218 persons on an airplane that…

A: Given n=218 P=0.90

Q: ) Suppose that two balls are randomly and independently selected in succession with replacement from…

A: Given that,  Two balls are selected from a box containing 4 similar balls numbered 5,10,15,20 We…

Q: A random sample of 50 employees is chosen from a company. The average salary of the 50 employees is…

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

Q: A card is drawn from a standard deck of 52 cards. What is the probability that it is a king, given…

A: We know that the probability of event A is , P(A) = n(A)/n(S)  where, n(A) = number of observation…

Q: Test the claim about the difference between two population means ₁ and ₂ at the level of…

A: From the provided information,

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: P(-2<Z<2)=

A: P(-2&lt;Z&lt;2)= (four decimal places)

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

A: