If the lifetime of a computer is an exponential random variable whose mean is 5 year. Given that the computer has not broken down after 3 years, find the expected total lifetime of this computer. (a) 4 (b) 6 (c) 8 (d) 10

Q: Watching all these drones buzz back and forth is giving you eyestrain. But you can’t just count ever...

A: Answer:   Given:   400 drones were caught, tagged and released in the first week.   In the second we...

Q: Part a If X and Y are unbiased estimators, E[X] = E[Y] = µ, then is Z unbiased? Explain why or why n...

A:

Q: 4. Laptop buyers can pay their purchases in cash, or using a credit card, or a debit card. The manag...

A: There are three possibilities cash, credit card, and debit card.

Q: If you spin the spinner 22 times, what is the best prediction possible for the number of times it wi...

A:

Q: Exercise 3.2 In Exercise 3.1, the following probabilities have been calculated: P(X=1/8) = 0.2, P(X=...

A:

Q: Solve the problem. Write your solution in the space provided. 1. Let X represent the number of times...

A:

Q: 团 D avernge By using $ wOR sample, estimate the number of carS per village in the block aloug with i...

A:

Q: 5 people are chosen randomly from 4 women and 5 men to participate in an event.  What is the probab...

A:

Q: Consider throwing a die 5 times. Let X be the number of times the outcome is less than 3. Find P(X =...

A: Let p be the probability of getting number less than 3  Result used:  nCr=n!/(r!(n-r)!)  r!=r(r-1)(...

Q: The probability that an entering college student will graduate is 0.4. Determine the probability tha...

A:

Q: Q22. In a computer network a virus is spreading from machine to machine. Each week, the proportion o...

A:

Q: Probability: One card is drawn from a standard pack of 52. What is the chance that it is either a he...

A:

Q: An interval within which we expect 95% of all xx's to fall can be defined for any population by appl...

A: Given that  An interval within which we expect 95% of all xx's to fall

Q: ACTIVITY 2 (Tossing of 3 Coins) Suppose three coins are tossed- Let Y be the random variable represe...

A: Three coins are tossed. The possible number of outcomes is 23 =8. Y denotes the number of tails. Y= ...

Q: In a group of 100 students, 80 study Physics, 90 study Math and 5 study none of the subjects. What ...

A: The union of events A and B is defined as n(A ∪ B) = n(A)  + n(B) – n(A ∩ B).

Q: EXAMPLE 5a A police department in a small city consists of 10 officers. If the department policy is ...

A: Given that  Total police officer=10 Patrolling officer=5 Full time officer=2 Reserve officer=3

Q: In a five children family, find the probability that there will be less than three boys. A 0.5000 B ...

A:

Q: those data. Compute the following conditional probabilities directly, that is, do not use the cone I...

A:

Q: Show that, if X and Y are independent random variables, such that E\X| < 0,and B is an arbitrary set...

A: @solution:::

Q: Suppose that you are offered the following "deal." You roll a six sided die. If you roll a 6, you wi...

A: Given that  Suppose that you are offered the following "deal." You roll a six sided die. If you roll...

Q: Roughly, speaking, we can use probability density functions to model the likelihood of an vent occur...

A:

Q: Marcus rolls 2 number cubes, each numbered from1 to 6. He rolled an even sum 16 times and an odd sum...

A: Given that  Even sums=16 times Odd sums=10 times  Find relative frequency of the even sums  

Q: You decide to sample from two random variables X and Y. You take 61 observations from X and find it ...

A: Given that, sample from two random variables X and Y. You take 61 observations from X and find it ha...

Q: 79% of owned dogs in the United States are spayed or neutered. Round your answers to four decimal pl...

A: Here is given that p = 0.79 and n = 46 We will use binomial distribution.

Q: a. What can you say about the picture? b. How can the concept of probability be applied in the give...

A: Given a picture, we have to comment on the picture and also we have to write how can the concept of ...

Q: Ignoring other partial losses, what premium should the insurance company charge each season to reali...

A: Here given, A race car driver wishes to insure his car for the racing season for $50,000. The insura...

Q: B. Solve each problem and construct a normal curve. 1. Your monthly electric bill has a mean of P1,5...

A:

Q: A bias coin is flipped four times. If the probability of ‘heads’ occurring is twice the probability ...

A: Given that  A bias coin is flipped four times. (n)= 4 The probability of ‘heads’ occurring is twice ...

Q: A box contains 3 white balls and 5 black balls, and all the balls are the same on all sides except f...

A:

Q: If you spin the spinner 50 times, what is the best prediction possible for the number of times it wi...

A:

Q: Complete the following probability distribution table: Probability Distribution Table P(X) - 25 0.5 ...

A: We have to complete given table.

Q: In a classroom of twenty five students. Mrs san carlos would like to select three students that will...

A: Since you have posted multiple questions, as per our guidelines, we have provided answer for first q...

Q: You have the blow metrics for a model: TP = 40, TN = 45, FP = 7, FN = 8. The cost associated with mo...

A: @solution:::: thank you for asking this question.

Q: In a laser printing machine the average number of mistakes per page is 0.3. What percent of pages wi...

A: Given that Average = 0.3 So, using Poisson distribution Find (a ) Percentage of no mistake (a ) Perc...

Q: A. Determine whether the distribution represents a probablity 8. 3. X 1. 3 7. PIX) P(X) 0.35 0.25 0....

A: Let x be the random variable and it said to follows the probability distribution if it satisfies the...

Q: How do I could this in python? A homework assignment has a pass rate of 0.45. The probability that s...

A:

Q: NDEPENDENTASESSMENT 1 vo cards are drawn from a deck. How many possible values can each of the follo...

A: we know that in a pack of 52 cardsno.of 6 numberd cards=4no.of red cards=26no.of face cadrs=12other ...

Q: How many line segments can be formed with 10 distinct points, no two of which are collinear? Your an...

A:

Q: On a nationwide test taken by high school students, the mean score was 53 and the standard deviation...

A:

Q: Jung-kook of BTS and Lisa of Blackpink are doing an experiment with a cube labeled 1 through 6 in ea...

A:

Q: A card is drawn at random from a pack of 52 playing cards. Find the probability that the drawn card ...

A:

Q: A card is drawn at random from a pack of 52 playing cards. Find the probability that the drawn card ...

A:

Q: 1,000 light bulbs with a mean life of 120 days are installed in a new factory. Their length of life ...

A:

Q: The following table summarizes the percentage Moreover, patients might leave without meeting provide...

A:

Q: analysis of its... employees: Bachelor's degree Phd Degree Master's degree Uni. UODA North South ULA...

A: Given: The table given is as follows Uni Bachelors Masters Phd UODA xxxx xxx xxx North South...

Q: (a) Find the probability of getting the sum 7 on at least 1 of 3 tosses of a pair of fair dice. (b) ...

A:

Q: Two marbles are drawn randomly one after the other without replacement from a jar that contains 9 re...

A:

Q: Year 1 2 3 4 5 6 7 8 9 10 11 Registrations (000) 3.00 7.00 3.00 6.00 11.00 8.00 7.00 10.00 12.00 12....

A: *Answer:  Answers   Forecast using Exponential smoothing with Alpha = 0.35: In the exponential smoo...

Q: The probability distribution shows the number of items a customer buys in a book store and their cor...

A:

Q: Instruction: Determine the area and draw the normal curve of the following z values below. 1. From z...

A: As per Bartleby guideline expert have to answer first question only dear student please upload other...