Assume that in a lake there is 15000 fish, 10000 of them marked [with radioactive  tracers ]. 150 fish were fished out of the lack. Find the expectation of the number of marked fish among the

Q: suppose that for a particular flight, an airline believes that 2%2% of ticket holders do not make…

A: Given information- Number of passengers a jet hold = 189 Number of tickets sold = 192 Percentage of…

Q: nditional probability that a randomly generated bit string of length four contains at least two…

A: 4 Bit binary string  P(0) = 0.5 and P(1) = 0.5 S No Bit 1 Bit 2 Bit 3 Bit 4 1 0 0 0 0 2 0 0…

Q: 9. A person draws 2 balls from a bag containing 3 white and 5 black balls. If he is to receive Rs.…

A:

Q: A faulty PRNG has a higher probabilty of generating 0 than 1. Let the probabilities of generating…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Assume that there are two types of borrowers high and low. The high type occurs with probability…

A: Given that, Assume that there are two types of borrowers high and low. The high type occurs with…

Q: A company gives each worker a cash bonus every Friday randomly giving a worker an amount with these…

A:

Q: Calculate the probabilities of the following birth orders for a couple that has four children.…

A: given data couple has four childrens. assume none of children are twins.

Q: A company gives each worker a cash bonus every Friday, randomly giving a worker an amount with these…

A:

Q: The probability that a one-car accident is due to faulty brakes is 0.04, the probability that a…

A: From the given information:

Q: A seller stocks at the beginning of the day an item that perishes that same day. On any given day…

A: The probability for demand of 1 item is 0.02 The  probability for demand of 2 items is 0.05 The…

Q: assume that each of your calls to a popular radio station has a probability of 0.02 of connecting,…

A: Given: The popular radio station having the probability of 0.02. To determine the tenth call as…

Q: The probability of being offered the first job is 0.25, and the probability of being offered the…

A: Given data: Let X be the number of jobs offered. The probability of being offered the first job is…

Q: A toy manufacturing company has categorised all the toys they make into 4 categories depending on…

A: Given: There are 4 categories of the the toys depending on the battery life of toys. Let C1 be the…

Q: Assume that the student attends math class with probability 0.45, skips accounting class with…

A: Given, P(Attend math class) =  P(M) = 0.45 P(Skip accounting class) =  0.25 P(Attend accounting…

Q: Suppose that n enemy aircraft are shot at simultaneously by m gunners, that each gunner selects an…

A: From given information : Let x denote the number of aircraft hit by gunners. Let us define x: to be…

Q: Suppose customers arrive to a 7–11 convenience store according to a Poisson process with rate 10 per…

A: Given, the average rate of customers arrival is λ=10. Since, the process is Poisson, the pdf…

Q: During any period, a potential customer arrives at a certain facility with probability 0.5. If there…

A:

Q: There are three alterntive links between A and B. The probabilities that a particular message has…

A: The probability can be obtained using the formula  P(at least one) =1-P(none)

Q: A bowl contains 10 chips, of which 8 are marked $ 5 each and 2 are marked $2 each. Let a person…

A: The expectation of x, a random variable, is defined as the sum of the products of random variable…

Q: Determine the probability that the spaceship will be under control of either the original system or…

A: probability that the control system used in a spaceship will malfunction on a given flight is…

Q: In a college,there are 20 major subjects and 40 minor subjects,these are divided into 20 groups of 2…

A: Probability is a branch of mathematics or statistics which is basically deals with the chances of…

Q: Let X be the damage incurred (in $) in a certain type of accident during a given year. Possible X…

A:

Q: Calculate the probability that exactly eight of the customers have purchased any one of the two…

A: The probability that a customer will purchase any of the two products    p=P(A)(1-P(B) +P(B) (1-P(A)…

Q: 1. Let X represer probabilities.

A: When a fair die is tossed, it takes the following values : 1,2,3,4,5,6

Q: A company gives each worker a cash bonus every Friday, randomly giving a worker an amount with these…

A:

Q: Look for the expectation value of x, , for a-particle-in-a-box, such that: ηπχ (x) = x xsin² dx €1³

A: We will use substitution and integration by parts to find value of integral

Q: Three red balls and three green balls are randomly placed on a circle. Find the expectation of the…

A:

Q: Let us assume that 30% of the population of people own Suzuki-made Cars, and 20% own cars from other…

A: 30% of the population has Suzuki car so P(Suz)=0.30 and 20% has car of other company so POther=0.20.…

Q: A particular slot machine in a casino has payouts set so that the probability of winning money in…

A:

Q: assume that each of your calls to a popular radio station has a probability of 0.02 of connecting,…

A:

Q: Ann has a toaster that usually toasts her bread properly. That is, whenever Ann toasts a slice of…

A:

Q: a given population, the following data are known: 75% of smokers suffer from breathing problems, 20%…

A: Given: Let S denote smokers S' denote non smokers B denotes breathing problems  P ( B  |S) = 0.75 P…

Q: the probabilities tha utility bill will be reduced by at least one - third in i) form of five…

A: Given: p=0.60 n=5

Q: Of graduating high school seniors, 14% said that their generation will be remembered for their…

A:

Q: Suppose a life insurance company sells a $280,000 one-year term life insurance policy to a…

A:

Q: A box has 7 blue marbles and 9 yellow marbles.  Pick 2 marbles randomly from the box. Let X be the…

A: Introduction:  Hypergeometric Distribution: Hypergeometric is the distribution of discrete random…

Q: A man draws 2 balls from a bag containing 3 white and 5 black balls. If he is to receive ? 14 for…

A:

Q: uppose that you have 5 quarters, 5 dimes, 5 nickels, and 10 pennies in your pocket. You reach in and…

A:

Q: Assume that in a lake there are 15000 fish, 1000 of them marked [with radioactive tracers]. 150 fish…

A: Given that there were total 15000 fishes.  Among them, 1000 were marked.  So the probability of…

Q: A company gives each worker a cash bonus every Friday, randomly giving a worker an amount with these…

A: Given, The amount bonus and probabilities are, X 10 50 Total p(X) 0.9 0.1 1.0

Q: Finite: The probability of a thunderstorm on Memorial Day is 0.14 and the probability of a…

A: Let A be the event that thunderstorm on Memorial Day Let B be the event that thunderstorm on…

Q: The manager at the local auto shop has found that the probability that a car brought into the shop…

A: Consider the given information.

Q: A investor estimates that, in a year’s time, a certain stock has a 30% chance to be worth $125 per…

A: expectation E[X]=∑k=1nxkP(xk).

Q: To the right is a diagram of a prize wheel. When Dave spins the wheel, he is awarded the amount on…

A: Given :Dave's expectation when he spins the wheel at the start of the gameFormula :The expectation…

Q: Suppose a life insurance company sells a ​$230,000 ​one-year term life insurance policy to a…

A: A life insurance company sells a $230,000 1-year term life insurance policy. The probability of…

Q: In a post office, three clerks were assigned to process incoming mail. The first clerk, c;,…

A: E1: Mails processed by the first clerk   P(E1) = 0.4 E2:Mails processed by the first clerk   P(E2) =…

Q: In Exercise 15, find the expectation if a person buys two tickets. Assume that the player's ticket…

A:

Q: Assume that we flip a coin until a 2nd head is seen. Let X be the number of flips up until and…

A: Introduction: The random variable X denotes the number of flips of the coin, up until and including…

Q: The probability that an 80-year-old male in the U.S. will die within one year is approximately…

A: The probability that the person will die in 1 year is 0.069941.the price of the policy is 465…

Q: A survey has shown that 52% of the wom-en in a certain community work outside the home. Of these…

A: Let W be the event of women working outside the home and M be the event of women who are married

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.