Take a look at our abundant list of Probability step-by-step solutions available
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[Solution] a. What is the relationship between p = P (success) and q = P (failure)? Explain. b. Explain why #23319
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Solution: A coin is flipped three times .a. Draw a tree diagram that represents all possible outcomes.b. Ident #23326
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[Solution] Verify whether or not each of the following is a probability function. State your conclusion. a) f( #23328
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(Solved) Identify the properties that make flipping a coin 50 times and keeping track of heads a binomial ex #23330
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(See Solution) Binomial coefficient and binomial probability evaluations. a) , b) , c) (0.2)1(0.8)3 d) (0.3)0(0.7) #23331
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[Solution] Quiz consists of 7 multiple choice questions. Each question has 5 answers, one of which is correct. #23332
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[Solution] One-fourth of a certain breed of rabbits are born with long hair. What is the probability that in a #23333
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[Solved] A T-shirt manufacturing company advertises that probability of an individual T-shirt being irregular #23334
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Solution: [2%] JOINT PROBABILITY: Women who think they might be pregnant will often test themselves using the #23366
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Solution: [1%] EXPECTED VALUE: A company has produced a new line of sweetener that it plans to market. They es #23367
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(See Solution) What is the probability that the participant was aged 20-40 or was influenced by iPad the most? #23391
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[Solution] What is the probability that the participant was influenced by iPod the most, given that the partici #23392
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[Solved] Refer to the following information for Questions 10 and 1 A club has 30 members. How many different #23393
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Solution: Refer to the following information for Questions 10 and 1 A club has 30 members. How many different #23394
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Solution: The Island Club is holding a fluid-raising raffle. Ten thousand tickets have been sold for $2 each. #23395
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[Solution] Questions 13 and 14 involve the random variable x with probability distribution given below. x -2 4 #23396
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[Solution] A random variable X is binomial with n = 15 and p = 0.2. What is the probability that X = 4? #23398
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[Solved] A random variable X is binomial with n = 15 and p = 0.2. What is the probability that X is at least #23399
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[Solution] Construct the probability distribution for the value of a 2-card hand dealt from a standard deck of #23445
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[Solved] A fair coin is flipped once, then a balanced die is rolled and then again a fair coin is #23464
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(See Solution) (a) Give any two examples of discrete random variables and (b) Give any two examples for #23465
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[Solved] On binomial distribution (a) The probability of hitting a target is 0.2. A person makes #23466
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[Solved] Consider a finite population of size N=5 whose members are 3, 5, 7, 9 and 11. (a) How many different #23471
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[Solved] (a) Let and be independent n(0, 1) random variables. Find the pdf of . (b) If are independent gam #23475
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(See Solution) Let and let . Suppose X and Y are independent. Define and . Show that U and V are independent #23476
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[Solution] Show that if follows a binomial distribution with trials and probability of success and are in #23477
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Solution: Complete the following problems relevant to Chapter 6 in your book. Show your work. The value of eac #23478
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[Solution] Percentage, proportion, or probability—identify which is illustrated by each of the following stat #23501
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[Solution] What is the probability that the sample of kindergarten children (pages 146-147) has a mean heigh #23507
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[Solved] Let A and B be two events, each with positive probability. Prove or disprove each of the following t #23511
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[Solved] Consider the table below of pregnancy kit test results: Positive Test Result (Pregnancy indicated) N #23513
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[Solution] Let the random variable x represent the number of girls in a family of five children. Construct a ta #23514
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[Solved] In New Jersey’s Pick 4 lottery game, you pay $0.50 to select a sequence of four digits, such as 7273 #23515
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[Solved] In a clinical test of the drug Viagra, it was found that 4% of those in a placebo group experienced #23516
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[Solution] Use Table 4 (Standard Normal probability table), software, or the TI-calculator to find the probabil #23675
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[Solution] Use Table 4 (Standard Normal probability table), software, or the TI-calculator to find the probabil #23676
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(Solved) The average monthly mortgage payment including principal and interest is $982 in the United States. #23677
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[Solution] Given the following sample space of possible arrangement of 3 children: BBB, BBG, BGB, BGG, GBB, GB #23778
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[Solved] Among 400 randomly selected drivers in the 20-24 age bracket, 136 were in a car crash during the las #23779
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(See Solution) The switchboard in a small Denver law office gets an average of 2.5 incoming phone calls during the #23814
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(Solved) It has been observed that the average number of traffic accidents requiring medical assistance on th #23815
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(See Solution) A company owns 400 laptops. Each laptop has an 8% probability of not working. You randomly select 20 #23816
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Solution: The chance that a U.S. police chief believes the death penalty “significantly reduces the number of #23824
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Solution: Student Financial Aid In a recent year 8,073,000 male student and 10,980,000 female students we enro #23828
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Solution: Selecting Colored Balls. Urn 1 contains 5 red balls and 3 black balls. Urn 2 contains 3 red balls an #23829
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[Solved] If a die is rolled 3 times, find the probability of getting at least 1 even number? #23832
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[Solution] You roll two fair dice. Let E be the event that an even total shows on the dice. Let F be the event #23847
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[Solution] A single card is drawn from a standard 52-card deck. Find P(heart | red). #23848
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[Solution] If three cards are drawn without replacement from a deck, find the probability that the third card i #23849
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Solution: In a certain high risk group, the chances of a person having suffered a heart attack are 45%. If 5 p #23850
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(Solved) If a player rolls two dice and gets a sum of 2 or 12, she wins $20. If the person gets a 7, she wins #23851
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[Solution] The time required to complete a Statistics exam is uniformly distributed between 60 and 150 minutes. #24105
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(See Solution) Stem Cell research: Adults are randomly selected by a Gallup poll and asked if they approve of Feder #24197
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[Solution] Given the following table of data concerning political party and gender, compute the below listed pr #24198
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[Solved] Guessing Answers: A test consists of multiple choice questions, each having 4 possible answers (a,b #24199
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[Solution] A study was conducted to determine whether there were significant differences between medical studen #24200
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[Solution] Acceptance Sampling: In one method of acceptance sampling, a sample of items is randomly selected wi #24204
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[Solution] Assume a F/A-18 has 7 external munitions stations. If the F/A-18’s possible arsenal consists of 16 d #24205
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Solution: The time it takes a mechanic to change the oil in a car is exponentially distributed with a mean of #24243
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Solution: In a company of 481 employees, the mean time spent each day in meetings is 1.5 hours with a standard #24303
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Solution: From the 8 books you have recently purchased, you plan to take 4 with you on vacation. How many diff #24356
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(See Solution) A certain congressional committee consists of 7 senators and 6 representatives. How many ways can a #24365
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[Solution] Ten students are in a foot race with cash prizes. First place wins $50, second place wins $20, and t #24366
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[Solution] Assume that the diameter or oak trees in a forest is normally distributed with a mean of 4 feet and #24367
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(Solved) In a large doll store, 47% of the dolls blink, 56% of the dolls have moveable arms, and 23% of the d #24369
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Solution: negotiation progress .2 .7 2. military preparations .7 .2 3. nuclear development .6 .3 4. governme #24382
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[Solution] I would like for each of you to find an example of a lottery game within the United States. In your #24419
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[Solved] ABC Manufacturing has 6 machines that perform a particular task. Breakdowns occur frequently for the #24498
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[Solved] In your own words explain the characteristics and differences between a binomial distri #24515
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(Solved) Records at a health clinic indicate that 30 percent of the patients visiting the clinic a #24547
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[Solved] Records at a health clinic indicate that 30 percent of the patients visiting the clinic a #24548
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[Solution] In a hospital study it has been found that the average number of arrivals at the emergenc #24549
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[Solution] The time a student waits to catch a bus in Rockhampton varies uniformly between 2 and 10 #24551
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(Solved) Which of the following numbers could not possibly be probabilities? Justify your answer. 0.462, ?0.2 #24594
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(Solved) According to the U.S. National Science Foundation, the distribution of graduate science students in #24595
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[Solution] The U.S. Coast Guard maintains a database of the number, source, and location of oil spills in U.S. #24597
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[Solution] One card is selected at random from an ordinary deck of 52 playing cards. Let A = event a jack is se #24599
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(Solved) There are many choices to make when buying a new car. The options for a Buick Rendezvous can be foun #24600
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[Solved] When a balanced quarter is tossed three times, eight equally likely outcomes are possible: HHH HTH T #24602
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(Solved) Ten people attend a party. If each pair of people shakes hands, how many handshakes will occur? #24603
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(Solved) A certain couple is equally likely to have either a boy child or a girl child. If the family has fou #24604
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Solution: Referring to the same couple from the previous question, use random-variable notation to represent e #24605
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[Solution] The random variable Y is the sum of the dice when two balanced dice are rolled. Its probability dist #24607
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[Solution] The following table gives the flight times in minutes for Southwest Airlines flights from Dallas to #24658
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[Solved] According to Bureau of Transportation statistics, the percent of on time departures from Orlando Int #24659
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[Solved] A random variable is uniformly distributed between 5 and 25. a) Draw the density function b) Find #24663
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(See Solution) Last year, at Northern Manufacturing Company, 200 people had colds during the year. One hundred fift #24745
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[Solution] The Springfield Kings, a professional basketball team, has won 12 of its last 20 games and is expect #24746
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Solution: A recent study reported that the prevalence of hyperlipidemia (defined as total cholesterol over 200 #24787
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[Solved] A study is conducted to assess the impact of caffeine consumption, smoking, alcohol consumption, and #24789
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[Solution] Let's say you own a construction company. Answer the following three questions. a. A housing communi #24811
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[Solved] For this problem, please refer to the Part 6 of the spreadsheet for your state. The advertised selli #24812
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(See Solution) A game at a Halloween Party consists of randomly selecting an egg out of large basket that has a clo #24817
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[Solved] A Columbia university study found that only 19% of men who lived with their girlfriends ever walked #24845
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(See Solution) Five men, all of the same age and all in good health, each buy a life insurance policy. According to #24846
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[Solved] Two cards are selected at random from a box which contains five cards numbered 1, 1, 2, 2, and 3. Le #24900
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[Solution] A carnival game offers a $100 cash prize for anyone who can break a balloon by throwing a dart at it #24901
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Solution: Suppose that a system contains a certain type of component whose time in years to failure is given b #24902
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[Solution] The length of time for one individual to be served at a cafeteria is a random variable having an exp #24903
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[Solution] Create a sample space for tossing a coin three times. Find the probability of getting a simple event #24948
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(See Solution) In a doctor’s office there are eight nurses and four physicians. Seven nurses and two physicians are #24949
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[Solution] A random study of recent graduates' average grades and degrees showed the following results. Gra #24950
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