See our large collection of Probability solutions at your avail
-
(Solved) General: Roll Two Dice You roll two fair dice, a green one and a red one. a.) Are the outcomes on th #8118
-
[Solved] Multiplication rule: You toss a pair of dice. a.) Use the multiplication rule of counting to determi #8119
-
[Solved] Permutation: Lottery In the Cash Now lottery game there are 10 finalists who submitted entry tickets #8122
-
[Solution] Counting: Shelving To emphasize the importance of correct shelving of books, a librarian tells a gro #8123
-
(See Solution) Random Variables: Classification Which of the following are continuous variables and which are discr #8124
-
Solution: Expected Value: Life Insurance Sara is a 60 year old Anglo female in reasonably good health. She wan #8126
-
[Solved] Sociology: Ethics The one-time fling! Have you ever purchased an article of clothing (dress, sports #8127
-
[Solved] Business Ethics: Privacy Are your finances, buying habits, medical records, and phone calls really p #8129
-
(See Solution) Focus Personality Types We now have the tools to solve the Chapter Focus Problem. In the book A Gui #8131
-
(See Solution) General: Probability Formula Let r be a binomial random variable representing the number of successe #8132
-
[Solved] You roll two fair dice, one red and one green. a) What is the probability of getting a number less #8162
-
[Solved] An urn contains 8 balls identical in every respect except color. There are 4 blue balls, 3 red balls #8163
-
[Solution] Evaluate: a) P6,4 b) C7,2 c) P4,4 d) C9,0 #8164
-
[Solution] Laura is training for a week-long mountain cycling tour. She has 12 short hilly routes from which to #8165
-
(Solved) Identify each of the random variables as continuous or discrete. a) Speed of an automobile b) The #8166
-
[Solution] Richard has just been given a ten-question multiple choice test in his history class. Each question #8167
-
(Solved) Researchers at a pharmaceutical company have found that the effective time duration of a safe dosage #8171
-
(Solved) What is the probability of rolling at least a 10 with a single toss of two dice? Show how you got th #8236
-
[Solved] If one out of five of the bolts produced by a machine are defective, determine the probability that #8238
-
[Solution] A company manufactures Ipods at two factories. Factory I produces 55% of the ipods and Factory II pr #8251
-
(Solved) Suppose that the following table shows number of cars at a rental car agency by make and size. #8253
-
[Solved] Alice, Carol, Bob and Dick all volunteer to be subjects for a psychology experiment. One person is t #8366
-
[Solution] The enrollment of an elementary school is 1250. Sixty children had their teeth checked by a dentist #8367
-
[Solved] A single six person jury must be selected from a pool of 15 jurors. How many ways can a group of six #8369
-
[Solved] The city council has three liberal members (one of whom is the mayor) and two conservative members. #8370
-
[Solution] The following table shows how 558 people applying for a credit card were classified according to hom #8373
-
[Solution] Identify each of the random variables as continuous or discrete. a) The time that you sleep on a ran #8374
-
[Solution] In Summit County 65% of the voter population are Republicans. What is the probability that a random #8377
-
(See Solution) It is claimed that 70% of the cars on the Valley Highway are going faster than 65 miles per hour. A #8379
-
(Solved) A large bank vault has several automatic burglar alarms. The probability is 0.6 that a single alarm #8381
-
(See Solution) In 1987 J. Jones was tried for multiple violent crimes. A forensic expert testified that, based on b #8382
-
[Solved] The Penguin Company employs 200 men and 50 women. Of the male employees, 140 work in the plant, 20 #8400
-
[Solved] Population of consumers where 30% of them favored a new product and 70% of them disliked it. If 20 #8402
-
[Solution] Accidents at a chemical plant occur at a rate of 1.9 per month. Find: (a) The expected number of #8403
-
(See Solution) What is the difference between a discrete probability model and a continuous probability model? Give #8439
-
[Solved] The table below shows the estimated number (in thousands) of earned degrees conferred in the United #8440
-
(Solved) It is known that there are only three different types of driver’s licenses available in the state of #8441
-
[Solved] Your friend, Roulette, rolls two fair 20-sided dice and writes down the sum of the dice. She then ch #8443
-
[Solution] Let X1, X2, X3 and X4 be independent binary random variables taking the value 1 with probability p a #8480
-
(Solved) The random variable, X, has density function f(x) = 1/q , 0 < x < q, q > 0. We wish to test the hyp #8483
-
(Solved) The employees of a company were surveyed on questions regarding their educational background and gen #8498
-
[Solved] Toss a fair coin until the number of heads is 4 + the number of tails or the number of tails is 3 + #8501
-
(Solved) A fair coin is tossed 10 times. Let Si = the number of heads - the number of tails after i tosses fo #8502
-
(Solved) Use the Poisson distribution to find the indicated probabilities. In one year, there were 116 homici #8531
-
(See Solution) Last year, at Northern Manufacturing Company, 200 people had colds during the year. One hundred f #8540
-
(Solved) A few years ago, a survey commissioned by The World Almanac and Maturity News Service reported that #8560
-
(Solved) Ten people try out for the women’s basketball team. Three of the women are taller than 6’ 4”, and th #8561
-
(Solved) A personnel manager has constructed the following table to define nine combinations of talen #8592
-
[Solved] Three economists are arguing about the proportion of students in their Principles of Economics class #8593
-
[Solution] The President of Bright-Light Candles estimates that the average "burning time" (lifespan) of their #8594
-
(See Solution) In a small town, two landscaping companies fertilize lawns during the summer. Tri-State Lawncare has #8595
-
Solution: Five students in ETX1100 class randomly selected five different samples of size n from the same popu #8653
-
Solution: A winner in a number game lottery has to guess correctly 4 numbers. Each of the numbers has to be fr #8666
-
[Solved] Let A and B be two towns with the population of n and m people respectively. How many groups of 3 pe #8668
-
[Solved] How many binary strings of length 8 are there, if 5 of the entries have to be 1’s and the rest of th #8691
-
[Solution] There are 10 questions on the multiple-choice exam. How many different answers can a student get if #8692
-
[Solution] What events will form a full group of events when tossing a coin three times? #8693
-
[Solved] What are the odds that a randomly selected number from 1 to 100 doesn’t have a digit 9? (for instanc #8694
-
[Solved] There are 6 slots, each containing any of 6 letters a, c, i, n, o, s What are the odds that letters #8695
-
(Solved) In the Massachusetts lottery game MassCash anyone who picks 5 numbers out of 36 will win $100,000, n #8697
-
[Solution] A cube has all its sides painted in red and then is cut in 512 cubes of the same size. All cubes are #8699
-
[Solution] There are 5 boxes with 20 raffle tickets in each and 4 tickets in each box are winning John draws j #8700
-
(See Solution) Please give an example of independent events. #8701
-
(Solved) The probability for an engine to be running is .9 What is the probability that at least one engine #8702
-
[Solution] Please give an example of compatible events. #8703
-
(See Solution) An NBA point guard makes on average 16 three-pointer attempts per game out of which 6 are successf #8704
-
Solution: The probability of an event A in each of the independent trials is 2/3 Find the distribution funct #8705
-
[Solution] A fair coin is tossed 15 times. Calculate the probability of observing at least 10 head during the 1 #8722
-
Solution: A perfectly competitive firm is a price taker. That is, no matter how much the firm produces, it can #8723
-
Solution: Let X1, X2, X3,…, Xn be identically independently distributed random variables with mean μ and #8787
-
[Solved] A believer in the "random walk" theory of stock markets thinks that an index of stock prices has a p #8792
-
(Solved) The Big Bruiser Company knows that its manufacturing process produces, on average, 3% defective item #8794
-
(Solved) The United States Postal Service reports 95 percent of first class mail within the same city is deli #8901
-
(See Solution) A certain airplane has two independent alternators to provide electrical power. The probability that #8902
-
(Solved) If A and B are mutually exclusive events with P(A) = 0.30 and P(B) = 0.40, then the probability that #8906
-
(See Solution) If A and B are any two events with P(A) =0 .8 and P(B|A) = 0.4, then the joint probability of A and #8907
-
[Solution] The joint probabilities shown in a table with two rows, A1 and A2 and two columns, B1 and B2, are as #8908
-
(See Solution) The recent weekly trends of two particular stock prices, P1 and P2, can best be described by the joi #8912
-
(See Solution) A construction company has to complete a project no later than 3 months from now or there will be si #8913
-
(Solved) A corporate executive officer is attempting to arrange a meeting of his three vice presidents for to #8917
-
(Solved) The population of college-age athletes is 72% male. A higher proportion of males suffer from athlete #8972
-
[Solution] Lengths of female worms are normally distributed with mean 6.1 mm and standard deviation 1.3 mm. Let #9105
-
[Solution] A professor sits in his plush office and answers questions from his students the afternoon before th #9124
-
(See Solution) Use the Poisson distribution to find the indicated probabilities: Scott bets on the number 7 for eac #9146
-
[Solved] Using a Continuous Uniform Distribution: Assume that voltages in a circuit vary between 6 volts and #9148
-
[Solution] Assume that the readings on the thermometers are normally distributed with a mean of 0 degrees and a #9149
-
(Solved) The time between when an order is received on a factory floor and it is completed and ready to be mo #9281
-
(See Solution) Focus Problem. Personality types We now have research tools to solve the Chapter Focus P #9336
-
[Solution] Law enforcement: Property Crime Does crime pay? The FBI Standard Survey of Crimes showed that 80% o #9337
-
[Solved] Assume that Z is a random variable such that E(Z)=a and var;(Z)=b. Compute (i) E(cZ+d) (ii) var;(eZ #9340
-
(Solved) You roll two fair dice, one red and one green. a) What is the probability of getting a #9352
-
[Solved] An urn contains 8 balls identical in every respect except color. There are 4 blue balls #9353
-
[Solved] Laura is training for a week-long mountain cycling tour. She has 12 short hilly routes f #9354
-
(See Solution) Identify each of the random variables as continuous or discrete. a) Speed of an automob #9355
-
(See Solution) What is the expected value and the standard deviation of x, the random variable in the above scenari #9380
-
[Solved] What kind of price/probability distribution are you assuming based on the information in the previou #9384
-
[Solution] Out of the 108 client files in fit4fun.xls, 64 represent women. If you were to pick 2 files at rando #9422
-
[Solution] Assume that 12 jurors are randomly selected from a population in which 80% of the people are Mexican #9438
-
[Solution] Assume that a procedure yields a binomial distribution with a trial repeated n times. Use table A-1 #9439
-
(Solved) Assume that women's heights are normally distributed with a mean given by µ=63.6 in. and a standard #9442
-
Solution: Find the indicated probability. Of the 52 people who answered yes to a question, 5 were male. Of th #9464
-
[Solved] The probability that an event will occur is 0.2. What is the probability that the event will not occ #9465
In case you have any suggestion, or if you would like to report a broken solver/calculator, please do not hesitate to contact us.