Probability Question
Q: Which of the following is NOT right about the probability?
A: Probability is the state or the extent to which the given event is likely to happen. In general, the...
Q: Probability Question
A: Introduction: The experimental probability is the probability obtained from the experimental observa...
Q: Example (1): In a report, it was mentioned that only 15% of university graduates find work in their ...
A: For this case, a z-test for one population proportion needs to be used. The sample proportion is: ...
Q: The probability distribution of the discrete random variable X is: f(X) = k2³-x , for x = 4,5, 6, 7 ...
A: Hello! As you have posted 2 different questions, we are answering the first question 1 with 3 subp...
Q: According to the World Bank (Source: http://data.worldbank.org/indicator/ IT.CEL.SETS/countries/1W?d...
A: Given, Total number of mobile phone subscription in 2008 = 4,028,070,041 Total number of mobile phon...
Q: Du are playing a game in which you flip 3 fair coins. It costs $5 to play the game, which must be su...
A: Given: 3 coins are flipped sample space = { HHH,HHT,HTH,THH,TTH,THT,TTH,TTT} n(s) = 8 if all coins ...
Q: Identify the following random variables as either discrete or continuous. The number of building ...
A: The number of building permits issued each year in Lubbock, TX - Discrete The length of time to play...
Q: Suppose you throw a fair die and flip a fair coin. Let’s represent the outcomes of 3 on the die and...
A: 1) Let us denote H=head and T=tail So the other outcomes are 1H, 1T, 2H, 2T, 3H, 3T, 4H, 4T, 5H, 5T,...
Q: Nathan had an infection, and his doctor wanted him to take penicillin. Because Nathan’s father and p...
A:
Q: June Company is hired to do marketing for the county fair. June will be paid $300,000 plus a $50,000...
A: It is given that, Actual payment=$300,000Bonus=$50,000 However, the bonus is subjected to the condit...
Q: Kent's Tents has seven green knapsacks and five yellow ones in stock. Curt selects four of them at r...
A: Given that there are 7 green and 5 yellow knapsacks. So total (7+5)=12 knapsacks Curt selects 4 of t...
Q: The death rate per 100,000 for lung cancer is 7 among non-smokers and 71 among smokers. The death ra...
A: Given Information: The death rate per 100,000 for lung cancer is 7 among non-smokers and 71 among sm...
Q: Tina’s application for graduate school was ranked 76 out of 300 applications. Her twin sister’s appl...
A: Given, Tina’s application for graduate school was ranked 76 out of 300 applications. Her twin sister...
Q: 3.11 It is known that 60% of mice inoculated with a serum are protected from a certain disease. If 5...
A: Let us denote X=the number of mice that contract the disease n=sample size=5 p=probability of succes...
Q: A restaurant offers the following limited lunch menu. Turkey, Spaghetti, Meatloaf, Shrimp, Hamburger...
A: According to provide for ordering a meal, the total number of ways can a meal be ordered is given be...
Q: Use the formula for the present value of an ordinary annuity or the amortization formula to solve th...
A: Given that, PV=$9000PMT =$250i=0.01 Use the formula of ordinary annuity to find the value of n as fo...
Q: Suppose that the score of a certain standardized test is normally distributed with mean u = 68 and s...
A: Let us assume X=the score of the test Given that X follows a normal distribution with mean=68 and st...
Q: Suppose that a finite class contains 40% freshmen, 10% sophomores, 10% juniors, and the rest seniors...
A: From the given information, The total number of students = 400 Total number of Freshmen = 160 Total...
Q: How long is the nail shown above
A: Given graph:
Q: A bus comes by every 7 minutes. The times from when a person arives at the busstop until the bus arr...
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...
Q: In the sample S={j,u,r,y,b}, consider the events A={j,a,r}, B={j,u,r,y} and C={r,u,b,y}
A: Given: Sample space S={j,u,r,y,b} And the events A={j,a,r}, B={j,u,r,y} and C={r,u,b,y} a) B∪C i.e. ...
Q: A. What percentage of respondents have at least 6 pairs of shoes.B. 62% of all respondents that have...
A: In this context, X denotes the number of pairs of Shoes. The total number of students is 65. Given,...
Q: There are total 104 deck cards ( 2 deck packages of 52 cards each where there re 4 suits and 13 de...
A: Given information: The number of cards in a deck is 52. The set of 52 cards are divided into 4 suits...
Q: Probability Question
A: You have circled question #d, so I am answering that only. Please mention the question numbers which...
Q: you draw a card from a standard deck of 52 playing cards.find the probability that you do not draw a...
A: The deck is a standard deck of 52 playing cards. There are 12 face cards in a standard deck. The num...
Q: Suppose we spin the dial at once and record the number it lands on. Give the following probabilities...
A: A) There are 8 parts on the wheel. The dial can land on 1 or 6 in 2 ways. The dial can land in any...
Q: June Company is hired to do marketing for the county fair. June will be paid $300,000 plus a $50,000...
A: Given, Revenue, $300000 bonus $ 50000 To find, How much revenue will June recognize if it us...
Q: The United States Postal Service reports that 90% of first-class mail within the same city is delive...
A: It is given that the probability of first-class mail delivered in 2 days within a city is 0.90 and t...
Q: The mean and standard deviation of a binomial probability distribution with n=25 and p = 0.20 are
A: p = 0.2 n = 25
Q: An online store gives away 8 samples of peach yogurt. It gives away 4 times as many samples of honey...
A: Since you have submitted two questions, we'll answer the first question. For the second question ple...
Q: Can I get some help on problem 3 A-C
A: Given information: xA=333, nA=2455p^A=xAnA=3332455=0.1356xB=499, nB=2452p^B=xBnB=4992452=0.2035 a) ...
Q: 3. (a) Susan tries to exercise at "Pure Fit" Gym each day of the week, except on the weekends (Satur...
A: Here Susan is able to excercise on average on 75 % of weekdays P=0.75 P=1-0.25 i) In a given week (...
Q: Answer numbers 8, 9, and 10. Probability.
A: As per the bartleby guidelines for more than three question only three has to be solved. Please uplo...
Q: Suppose you flip a fair coin 10 times, and get seven heads. So currently the empirical probability o...
A: Given that the coin is fair. This means there are equal chances of getting heads and tails. So theo...
Q: (a) Consider three classes, each consisting of 20 students. From this group of 60 students, a group ...
A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a ti...
Q: Find the mean and variance from the m. g. f.of binomial distribution.
A:
Q: You roll two dice. What is the probability that the two rolls will be not equal 1/36 94% 1/6 ...
A: If you roll two dice then the sample space is, Ω ={1,1,1,2,1,3,1,4,1,5,1,6, 2,1,2,2,2,3,2,4,...
Q: There are 500 engineers who are working. The table provides some data of their employment status. Sh...
A: Comments: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub...
Q: An advertising agency is conducting a survey to after introducing a fruit drink in the market. As pe...
A: In the problem , we have given that a Binomial distribution with parameter n=10 & p = 60% = 3/...
Q: An experiment consists of randomly obtaming five numbers without replacement from the equiprobable s...
A: Given, The sample space is : S = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} To find, with clear expl...
Q: A box contains 20 screws which are identical in size, but 12 of which are zinccoated and 8 of which ...
A: a) We can pick 2 zinc coated screws from 12 zinc coated screws in 12P2=132 ways. We can pick any 2 s...
Q: Given that every ninth person in line will get a coupon for a free box of popcorn at the movies, wha...
A: Given that every ninth person in line will get a coupon for a free box of popcorn at the movies. S...
Q: b)
A: Given: n=6p=1-0.89=0.11q=0.89 i) The probability that 3 of the sample boards are out of tolerance is...
Q: From a club of 16 people, in how many ways can a group of five members be selected to attend a confe...
A: Given Data: The number of people in the club is: n=16 The number of members required is: x=5 The num...
Q: Example! Emergency call to the fire department over the past 15 weeks are the following: 20, 27, 25,...
A: Ft = Ft-1 +α(At-1-Ft-1) F3 = F2 + 0.5(A2 - F2) = 20+0.5(27-20) = 23.5
Q: Assume that arrivals follow a poisson probability distribution with 3 arrival rate per hour and the ...
A: It is given that the arrival rate for poisson distribution is λ=3 and service rate of exponential pr...
Q: 3.7 In testing a certain kind of truck tire över rugged terrain, it is found that 25% of the trucks ...
A: As per Bartleby guidelines for more than one question asked only one is to be answered please upload...
Q: please help me with part D E F G thank you.
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...
Q: Lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of ...
A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean ...
Q: 3.23 A company is interested in evaluating its current inspection procedure for shipments of 50 iden...
A: Given that there are 20% defectives. This means among the 50 identical items= 20% of 50=10 are defe...
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