Find our large collection of Probability step-by-step solutions available
-
Solution: Identify whether or not each of the following is a binomial random variable and briefly explain your #10580
-
[Solution] Assuming that an acceptable quality level (AQL) of 2% and a lot tolerance percent defective (LTPD) o #10596
-
[Solved] Suppose it is known that the distribution of purchase amounts by customers entering a popular retail #10657
-
[Solved] This experiment involves determining the outcomes and associated probabilities of rolling two dice i #10662
-
(See Solution) Given a binomial distribution of the random variable X with parameters N=5 and p=2/3 a. Construct t #10663
-
[Solved] An experiment consists of rolling 2 dice. Let "y" be the minimum value of the 2 numbers that come up #10707
-
(See Solution) A company produces light bulbs at three factories. First factory produces 30% of total number of bul #10733
-
[Solved] If 10% of the bolts produced by a machine are defective, determine a) the probability that out of #10734
-
Solution: Let X be continuous random variable having density function f(x)={ Cx^2 0
-
(See Solution) A card is drawn at random from an ordinary deck of 52 cards. Find the probability that the card is ( #10736
-
Solution: Let X be continuous random variable with the following density f(x)={ Cx^2 #10737
-
Solution: The joint probability mass function of two discrete variables X and Y is given by f(x,y)= #10738
-
[Solution] Insurance company classifies people into one of three classes: good, average, and bad risks. Probabi #10739
-
[Solution] The sales records of a real estate agency show the following sales over the past 200 days: Number #10778
-
[Solution] Six vitamin and three sugar tablets identical in appearance are in a box. One tablet is taken at ran #10779
-
(Solved) A certain airplane has two independent alternators to provide electrical power. The probability that #10787
-
(Solved) A couple has two children. What is the probability that both are boys, given that the first is a boy #10788
-
Solution: The probability is 1 in 4,000,000 that a single auto trip in the U.S. will result in a fatality. Ove #10790
-
(See Solution) Women comprise 83.3% of all elementary school teachers. In a random sample of 300 elementary school #10800
-
Solution: If 20% of people in a community use the emergency room at a hospital in one year, find these probabi #10801
-
(See Solution) (a) If X and Y are independent random variables, var;(X)=4, and var;(Y)=3, find var;(-X-2Y+3). (4 po #10825
-
Solution: Information gathered by the Quality Control Department of Major Automotive Parts Corporation reveale #10841
-
(See Solution) The number of trucks arriving at an inspection station located on busy highway is a poisson random v #10842
-
[Solved] The research and development department of a manufacturing concern is made up of sixteen professiona #10843
-
Solution: The probability density of the random variable Y is defined as follows: f(y)={ ky(3+2y- #10847
-
Solution: The following table classifies college graduates by area of concentration in college and type of emp #10850
-
[Solved] How many variations in the first-, second-, and third-place finishes are possible in a 100-yd dash w #10851
-
(Solved) Suppose a family plans 6 children, and the probability that a particular child is a girl is ½. Find #10852
-
[Solved] Suppose 2 cards are drawn without replacement from an ordinary deck of 52. Find the probability that #10853
-
(See Solution) You pay $6 to play in a game where you will roll a die with payoffs as follows: $8 for a 6, $7 for a #10855
-
(See Solution) Thirty percent of the population in a southwestern community are Spanish-speaking Americans. A Spani #10865
-
(See Solution) Suppose that P(E) = 0.76, P(F) = 0.45, and P(E and F) = 0.32. What is P (E or F)? #10910
-
(Solved) Given the same values n = 20, p = 0.6, and x = 17, compute the probability of x successes in the n i #10913
-
Solution: A particular type of printer cartridge is produced by only two companies. Alamo Electroset produces #10929
-
Solution: The Spontaneous Seed Company promises a germination rate of 90% for its arugula seeds (the germinati #10933
-
[Solution] The Customer Service department of ABC Computer Software Company has an 80% customer satisfaction ra #10976
-
[Solved] The time it takes a student to complete a statistics homework assignment is continuous and uniformly #10977
-
Solution: In a statistics class with 15 males and 13 females, five students are selected to put problems on th #11008
-
[Solution] A statistics instructor collected data on the time it takes the students to complete a test. The tes #11009
-
[Solved] A clothing store asserts that 60% of its customers pay by credit. On a particular day, 35 customers #11011
-
[Solution] A simple experiment is conducted. First a six-sided die is rolled and then a coin is flipped. a) L #11023
-
(See Solution) Suppose you toss a dice 1000 times and notice that a one comes up 165 times. Based on this, you deci #11024
-
[Solution] It is common practice amongst a group of friends to decide issues based upon the flip of a coin. In #11026
-
Solution: A card is selected from an ordinary deck of 52 cards. What is the probability of getting a) a queen? #11321
-
Solution: A family plans to have three children. What is the probability of getting one girl among the three c #11322
-
[Solved] Professor Matthews tells four jokes each semester. His policy is never to repeat any combination of #11323
-
Solution: There are six pitchers and four catchers on a baseball team. In how many different ways can the mana #11325
-
[Solved] A charity box contains 17 nickels, 13 dimes, 8 quarters, and 5 half-dollars. When the box is shaken #11326
-
[Solution] Using complete sentences identify and explain the probability rules for sample points. Titanic Mon #11327
-
(See Solution) A coin is tossed and you win a prize if there are more than 60% heads. Which is better: #11353
-
(See Solution) A coin is tossed and you win a prize if there are between 40% and 60% heads. Which is be #11355
-
(Solved) The mean time between calls coming into a switchboard is 25 seconds. Assuming that time between call #11396
-
[Solution] You roll two fair dice, a red one and a green one. a. What is the probability of getting an even n #11411
-
[Solution] A manufacturer receives voltage regulators from three different companies, A, B, and C. The proporti #11413
-
Solution: A textile manufacturer estimates that it produces bolts of cloth with flaws following a Poisson dist #11414
-
(Solved) The mean time between calls coming into a switchboard is 25 seconds. Assuming that time between call #11416
-
[Solution] The Computer Systems Department has eight faculty, six of whom are tenured. Dr. Vonder, the chair, w #11448
-
[Solved] Recent information published by the U.S. Environmental Protection Agency indicates that Honda is the #11450
-
[Solved] According to the “January theory,” if the stock market is up for the month of January, it will be up #11451
-
[Solved] Research on new juvenile delinquents revealed that 38% of them committed another crime. a. What is t #11455
-
[Solved] What is the probability of drawing any two or any diamond from a deck of 52 cards? #11480
-
[Solved] What is the probability of drawing anything but the nine of spades or any five from a deck of 52 car #11481
-
Solution: An urn contains 20 balls: 4 green, 10 red, 3 black, 2 purple, and 1 blue. If one ball is drawn, dete #11482
-
[Solution] With the same urn and balsas in Exercise 20, what is the probability of drawing: a. a green and then #11483
-
[Solved] Certain diseases (ex. Sickle cell anemia, cystic fibrosis) are autosomal recessive. This means that #11484
-
[Solution] Determine the following: a.6P4 b. 3P2 c. 5P2 d.6P6 #11486
-
(See Solution) A musician is just beginning to learn a new song on the piano. The musician’s teacher determines tha #11487
-
[Solved] Let X1, X2,…,X10 be 10 independent Poisson random variables with mean 2. Let Y1 be the number of Xi’ #11551
-
[Solved] Suppose that X and Y are independent and uniformly distributed on the unit interval (0,1). Determine #11552
-
Solution: Let U1, U2,…, Un be independent and uniformly distributed over the unit interval (0,1). Let X be the #11553
-
Solution: Let U be uniformly distributed over the unit interval (0, 1), and conditional on U = u, let T be exp #11554
-
Solution: Let N, X1, X2,… be independent random variables where N has a Poisson distribution with mean 5 while #11555
-
[Solution] A survey of undergraduate students in the school of business at Northern University revealed the fol #11576
-
[Solved] A sample of 2000 licensed drivers revealed the following number of speeding violations. No of Viola #11577
-
[Solved] A distribution has m = 5, n = 4 and s = 0. What are the values of the data that make up this set?. #11665
-
[Solved] If you have two groups, one of 7 students, one of 5 students, and the probability of passing statist #11700
-
[Solved] The manager at the Prescott Ice Cream Shoppe, Donna Sorbet, (on the square, next to the Rexall Drugs #11703
-
(Solved) A student takes a 27 question multiple choice exam and guesses the answer for each of the 27 questio #11718
-
(Solved) Based on research, two-thirds of all people convicted of possession of illegal drugs are convicted a #11719
-
(See Solution) A student is taking a test with 15 questions. Each question is multiple choice and has 4 possible an #11723
-
(Solved) 70% of residents in a town prefer cable TV over satellite TV. If 5 residents are randomly selected w #11725
-
[Solved] There are 20 gearboxes waiting to be installed at an automobile plant. 2 of the 20 gearboxes are mal #11726
-
[Solved] A manufacturing company has 10 machines in continuous operation during a workday. The probability th #11775
-
[Solution] The Los Angeles sheriff classifies crimes by age (in years) of the criminal and whether the crime is #11797
-
[Solution] Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomi #11812
-
Solution: You are the intake nurse for an emergency room and are given the following information: (Mutually ex #11828
-
Solution: Assume that the sex of a child is independent of the sex of another child in a family and that each #11908
-
[Solved] Company XYZ must decide whether or not to introduce a new version of its product. Past experience an #11911
-
(Solved) At a midsize company with 300 employees, there are 50 people in management positions. Furthermore, a #11912
-
[Solved] The customer service department of a local utility company claims that 80% of all complaints are res #11913
-
[Solution] There are two more assignments in a class before its end, and if you get an A on at least one of the #11948
-
(See Solution) Cyrus Binfiller, loading dock foreman at the Prescott Aluminum Casting Company knows that when he ge #12149
-
(See Solution) The Prescott City Fire Department handles both emergency medical calls as well as fires, although th #12176
-
[Solved] Chief Whatacop from the Prescott City Police Department knows that of all the drivers who are stoppe #12178
-
[Solution] Robert Pencil Warren is on a crusade to maintain the ban on assault weapons. While Warren is an avid #12179
-
Solution: Duane Verbosity, the local member of Congress serving Prescott County and west-central Florida, is a #12180
-
[Solution] Let the random variable X represents the number of rooms in owner-occupied housing units in San Jose #12204
-
[Solution] In recent years, 3.4 children per year get sick with measles in Minnesota. If a recent year is taken #12205
-
Solution: When people cannot afford and do not have health insurance and they get seriously sick, they show up #12206
-
[Solution] The lifetime (X) of electric light bulbs made by Philips are known to have a mean lifetime of 1120 h #12209
-
(See Solution) A company that produces soda pop has a new promotion. A word is printed on the underside of the cap #12225
-
[Solution] A test consists of 5 multiple choice questions, the first 3 questions have 5 answers the last 2 ques #12226
In case you have any suggestion, or if you would like to report a broken solver/calculator, please do not hesitate to contact us.