Probability Question
Q: According to a report, 9.5% of all full-time S.A. undergraduate students study abroad. Assume that 6...
A: The probability that the student is male is calculated by the following formula:
Q: This is a standard deviation contest. You must choose four numbers from the whole numbers 0 to 10, w...
A: To determine the number x from {0,1,2,...,10] such that the standard deviation of 0,0,10 and x is th...
Q: A manufacturer buys 30% of a certain part from one supplier and 70% from a second supplier. If 2% of...
A: Introduction:Let A be the event that a randomly selected part is from the first supplier; so, AC den...
Q: A bag contains 10 red marbles, 7 white marbles, and 8 blue marbles. You draw 3 marbles out at random...
A: Total marbles in the bag = 25,Red marbles in the bag =10White marbles in the bag = 7Blue marbles in ...
Q: only 10th , 11th and 12th grade students attend a high school the ratio of 10th graders to the schoo...
A: Given information:The ratio of 10th graders to the school’s total population is 86:255.The ratio of ...
Q: An opinion poll asks a simple random sample of 1500 adults how they view the state of the economy....
A: According to the provided information, a survey is done on a random sample (n) of 1500 adults and we...
Q: Using A standard 52 card deck, you are dealt a five card poker hand. What is probability you will de...
A: Concept of probability:Probability deals with the likelihood of occurrence of a given event. The pro...
Q: The city is trying to determine future demand for their ice rink to help with staffing decisions. Th...
A: 1.Obtain the regression equation of the variables ice rink attendance (y) and temperature in Fahrenh...
Q: Two cards are drawn without replacement from an ordinary deck, find the probability that the second...
A: It is provided that two cards are drawn without replacement from an ordinary deck (52 cards) without...
Q: The flow in a river can be modeled as a log-normal distribution. From the data, it was estimated tha...
A: Introduction:According to the question, X follows the log-normal distribution. P (X > 850) = 0.5;...
Q: Draw a tree diagram representing the following question and determine the probability: A card is dra...
A: Given that a card is drawn from 52 deck of cards until we have drawn a king or until we have drawn 5...
Q: 1.4.12 Let Q(x) be the statement “x+ 1 > 2x.” if the domain consists of all integers, what are th...
A: Given statement Q(x) "x+1 > 2x"Domain consists of all integers.∃xQ(x) means there exists a value...
Q: Sergio, Kim, Jim, Maria, Sarah, Larry, and Tyrone have all been invited to a dinner party. They arri...
A: 7 members are invited in the party.Each person arrives at different time.There are 7 different timin...
Q: A patient is a member of a health plan with a 15 percent discount from the provider’s usual fees and...
A: In this question, there is a patient who a member of health plan is, as per his plan he gets discoun...
Q: Six stand-up comics, A, B, C, D, E, and F, are to perform on a single evening at a comedy club....
A: As per norms, the first three questions are answered. To work out the required probabilities under t...
Q: If a cubic millimeter of blood contains 5,500,000 red blood cells, how many red blood cells are con...
A: It is given that one cubic millimeters of blood contain 5,500,000 red blood cells.
Q: An academic department with five faculty members narrowed its choice for department head to either c...
A: Number of ways to select the votes for B:There are 2 votes for B out of 5 votes. Thus, there are 5C2...
Q: A firm has two computer systems available for processing telephone orders. At any given time, system...
A: We are given that a firm has two computer systems available for processing telephone orders. At any ...
Q: Give an example of a data set whose mean is greater than its median.
A: Let a data set is 25, 8, 9, 4 and 52.Mean:
Q: At age 50, Ann must choose between taking $18,000 at age 60 if she is alive then, or $32,000 at age ...
A: Given The probability of a person aged 50 living to be 60 is 0.81The probability of a person aged 50...
Q: Five people, designated as A,B,C,D,E, are arranged in linear order. Assuming that each possible orde...
A:
Q: An urn contains seven red balls, seven white balls, and seven blue balls and a sample of five balls ...
A: Given total red balls = 7Total white balls = 7Total blue balls = 7A sample of five balls is drawn at...
Q: A company is in the business of finding addresses of long-lost friends. The company claims to have a...
A: The distribution:The company claims to have 80% success rate. There are names of six friends for who...
Q: How many diffrent ways are there to distribute 12 identical bones among three diffrent dogs?
A: It is known that, for any equation,
Q: Express the number in scientific notation. 0.17 = (Use scientific notation. Use the multiplication...
A: According to scientific notation any number is written from 1 to 10 and exponent to the base 10 is e...
Q: A firm has two computer systems available for processing telephone orders. At any given time, system...
A: It is given that the probability of system A being down is 0.10. Also the probability of system B be...
Q: A poker hand consists of five cards drawn from a deck of 52 cards. Each card has one of 13 denomina...
A: Event A denotes that among the five cards drawn, three cards of one denomination and two card of ano...
Q: 38% of a store's computers come from factory A and the remainder come from factory B. 1% of computer...
A: It is provided that 38% of computer come from factory A and Remainder come from factory B.Thus, the ...
Q: A survey of 300 parks showed the following: 15 had only camping, 20 had only hiking trails, 35 had o...
A: A denotes only camping = 15C denotes only hiking = 20G denotes only picnicking = 35A+B+D+E denotes c...
Q: A computer system uses passwords that contain exactly 4 characters, and each character is 1 of the 2...
A: Let event A represents the password that consists of only letters.The password consists of 4 charact...
Q: A patient with a high-deductible consumer-driven health plan has met half of the $1,000 annual deduc...
A: The out-of-network physician’s bill is $4,500.Bill substract the deductible still owed that is 4,500...
Q: There are 12 students in my class - 10 males and 2 females. a. If I pick a team of 5 students random...
A: In this question we have 12 students out of which 10 are males and 2 are females.Part a)We need to f...
Q: SHOW YOUR WORK FOR FULL CREDIT. BOX OR CIRCLE YOUR FINAL ANSWERS. 1. Consider the following proposit...
A: Givenp-Tom's PC runs Linuxq-Nancy's smartphone has 128 GB of memory.A conjuction is a compound state...
Q: I am a positive integer. All my digits are odd. I am equal to the sum of the cubes of my digits. I ...
A: There are two possible answers for the given situation.If it is a single digit number, then it shoul...
Q: If you are dealt 3 cards from a shuffled deck of 52 cards, find the probability that all 3 cards ar...
A: Total number of diamond card is 13 and total number of cards are 52.The probability that all 3 cards...
Q: Let P(E) 0.45, P(F) = 0.6, and P(Fn E) 0.3. Draw a Venn diagram and find the conditional probabiliti...
A: To represent the probabilities by a Venn diagram and compute the required conditional probabilities
Q: What is the chromatically number of this graph? Find a coloring of the graph using that many colors....
A: Given a graph as shown below.The Chromatic number of any graph is the smallest number of colors need...
Q: Find the variance of the random variable Y where 3 )2,0y < 2 fr(u) 8
A: The given that the probability density function of the random variable Y is,
Q: For normally distributed variables, approximately what percentage of values fall within two standard...
A: Given a normally distributed variable X. Let us assume its mean is µ and standard deviation σ.Accord...
Q: In how many ways can a committee of five men and four women be formed from a group of six men and ei...
A: The number of ways can a committee of five men is 6C5.The number of ways can a committee of four wom...
Q: A planning committee for a major development project must consist six members. There are eight archi...
A: Introduction:Combination:Suppose there are n distinct items in a population. From these items, r dis...
Q: Please, help me with very detailed and self-explanatory solutions. thank you
A: To determine the required probability mass functions
Q: In a class of 20 students, there are 12 girls and 8 boys. Three students are selected to be teacher'...
A: The probability that the first student selected to be teacher's assistant will be a girl is 12/20.
Q: Six Hatfields and three McCoys are up for 3 construction jobs in Williamson. What is the probability...
A: Probability formula:It is given that 6 Hatfields and 3 McCoys are up for 3 construction jobs. The pr...
Q: many are odd? (d) how many are uunupres - In how many ways can a party of 7 persons arrange themselv...
A: 4.a) The number of ways for arranging 3 boys and 2 girls sit in a row is 120 and it is calculated be...
Q: 5.26 Newspaper sales You are the director of newspaper sales for the local paper. Each customer has ...
A: Note:Hey there! Thank you for posting the question. Since your question has more than 3 parts, accor...
Q: Suppose that for a given animal, the length of pregnancy from conception to birth varies according t...
A: Introduction:Let X denote the length of pregnancy from conception of a randomly chosen animal of the...
Q: A basket has 3 red and 7 white marbles. One marble is drawn and a marble of the other color is put b...
A: (a) According to the provided data, the total number of balls in the basket is 10. It consists of 3 ...
Q: For this problem, carry at least four digits after the decimal in your calculations. Answers may var...
A: According to the given question,In a random sample of 67 professional actors, it was found that 37 w...
Q: Use the following results from a test for marijuana use, which is provided by a certain drug testin...
A: From the given information, there are 20 false positive results among 141 subjects with positive tes...
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