Probability Question
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: deviation of 28 days a. What is the probability that the shelf life of the battery is over 630 days?...
A: Given: μ=600, σ=28 The corresponding z-value needed to be computed is: The probability that the she...
Q: Mr. Montes is writing a short, three-question, true or false quiz for his Algebra 2 classes. He had ...
A: Let the possible answer combinations represent Mr. Montes’ sample space. How many outcomes are in th...
Q: There are 3 choices in multiple choice question .prob of knowing an answer is "a". If a student doe...
A: Given There are 3 choices in multiple choice question probability of knowing an answer is "a". If ...
Q: Mr. Montes is writing a short, three-question, true or false quiz for his Algebra 2 classes. He had ...
A: There are 3 questions. Each question can either be true or false. So the sample space is= {TTT, TTF...
Q: Lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of ...
A: Let us denote X=the length of pregnancy X follows a normal distribution with mean=268 and standar...
Q: After rolling a fair, six-sided die 100 times, it was observed that the probability of rolling a 2 w...
A: We know, that on rolling a fair dice, the probability of obtaining 2 on a dice roll is 0.167
Q: Suppose that 71% of the surface of the Earth is covered in water, and a random number generator uses...
A: In this context, it is given that 71% of the surface of the Earth is covered in water. The percentag...
Q: A university cafeteria surveyed its customers for their coffee preferences. The findings are summar...
A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for you...
Q: Based on sales over a six-month period, the five top-selling compact cars are Chevy Cruze, Ford Focu...
A: The given data show that the market share and the number of vehicles sold for a sample of 400 compac...
Q: Probability Question
A:
Q: The neumber of days ahead travelers purchase theip airline tickets can be modeled by the average amo...
A: Let us define the random variable X as the number of days ahead travelers purchase their airline tic...
Q: assist with the 90% confidence interval question
A: we wants to find the 90% confidence interval . as population parameters are unknown we use t test st...
Q: In a casino, different games are featured at different sections of the venue. Wecame across a game c...
A: The 2 dice are thrown, we get the Sample space= s= {(1,1)(2,1)(3,1)(4,1)(5,1)(6,1)(1,2)(2,2)(3,2)(4...
Q: Golf Factory golf course normally has 160 players each day, each paying $50 to play. They want to ra...
A: Given: The number of players each day is 160 each paying $50 to play. For every $5 increase, there i...
Q: Rework problem 7 from section 3.2 of your text, about independent events A and B in a sample space S...
A: GivenPr(A)=0.4Pr(B)=0.25
Q: With graph solution Interger solution
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...
Q: Note : Please solve within 30 minutes with a clear explanation. Suppose that a light fixture has 100...
A: Consider Xi be the random variable representing the lifetime of the ith bulb. Xi follows exponent...
Q: Probability Question
A: Note: As per our policy, in multiple questions with subparts, it is instructed to answer the first o...
Q: A point is selected at random from a circular dart board of radius 2 feet. The dart board has a circ...
A: Given data: The given radius of the circular dartboard is R= 2 feet=24 inches. The given radius of '...
Q: A survey found that 21% of Americans watch fireworks on the fourth of July each year. A) In a random...
A:
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: 3 The number of days ahead travelers purchase their airline tíckets can be modeled by the average am...
A: Exponential Distribution: Let 'x' be a continuous random variable is said to follow Exponential dist...
Q: Fifty percent of the customers who go to Sears Auto Center for tires buy four tires and 30% buy two ...
A:
Q: D AND E
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Q: O An electrical firm manufactures light bulbs that have a length of life tha is normally distributed...
A: Given that, Mean, mu= 800 Standard deviation, sigma= 40 We know that, Z Score= (X-mu)/sigma
Q: In one of the factories the machine A produces 40% of the output, the machine B 25% and the machine ...
A: Given P(output produced by machine A) = 0.40 P(output produced by machine B) = 0.25 P(output produc...
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: How long is the nail shown above
A: Given graph:
Q: A system is given in the diagram. What is the probability that the entire system works? Given that t...
A: Given, P (A) = 0.7 P (B) = 0.7 P (C) = 0.8 P (D) = 0.8 P (E) = 0.8 To find, a. What is the pro...
Q: Suppose 'W' is the width of all toilet seat covers used by all hotels in Paris. Suppose 'W' is norma...
A: n=36, mean μ=15 and the variance σ2=9 so the standard deviation is σ=3 Since the sample size is more...
Q: New York City is the most expensive city in the United States for lodging. The mean hotel room rate ...
A: Given Information: The Mean hotel room rate per night, μ=$204 The room rates are normally distribute...
Q: Probability Question
A: We have given the numbers between 1 and 17 (including 1 and 17 also). We have to find the probabilit...
Q: write an equation for the line passes . through point : p(1,0) and p(2,1)
A: Given: (X1 , y1 ) = (1, 0) (X2, y2 ) = (2, 1) Formula Used: Equation of line passes through two give...
Q: 2.A developer of a new subdivision offers a prospective home buyer a choice of 4 designs, 3 differen...
A: Permutation is a branch of mathematics which deals with the number of ways in which certain objects ...
Q: For a group of four 40-year old men, the probability distribution for the number xx who live through...
A: E[x] = ∑xP(x)
Q: 6. At a convention there are 7 mathematics instructors, 5 computer science instructors, 3 statistics...
A: Given that, Number of mathematics instructors = 7 Number of computer science instructors = 5 Number ...
Q: Answer 1 to 10. Probability.
A: To find the number of possible outcomes: 1) Tossing a coin three times: Number of possible outcomes ...
Q: Let E, F and G be three events in S with P(E) = 0.56, P(F) = 0.43, P(G) = 0.57, P(E ∩ F) = 0.29, P(E...
A: We have given that, P(E) = 0.56, P(F) = 0.43, P(G) = 0.57, P(E ∩ F) = 0.29, P(E ∩ G) = 0.34, P(F ∩ ...
Q: A local 4-H club surveyed its members, and the following information was obtained: 16 members had ra...
A: It is given that the members who has number of rabbits are nr=16. The members who has number of goat...
Q: NORMAL DISTRIBUTION 1. answer the following and show the complete solution
A: Given that A normal distribution of scores has a standard deviation of 10 Standard deviation (σ) = 1...
Q: An online bookstore is having a one-day sale. Softcover books are $4, hardcover books are $7, magazi...
A: Total number of purchases from the store = 42+28+23+57 = 150 Given that X represent the amount of mo...
Q: In rolling two fair dice, what is the probability of obtaining equal numbers or numbers with an even...
A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.It i...
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: Which is a continuous random variable? Group of answer choices X = "the number of blue feathers on ...
A: Given: A group of answer choices: X = "the number of blue feathers on a Macaw Parrot" Z = "the nu...
Q: Use Lagrange Interpolation Polynomials to approximate the function value at x=2 for the following da...
A: The Lagrange formula is given as
Q: A survey of American households found that 1/4 had a land line, 7/12 had cable, and 1/3 had neither....
A: It is an important part of statistics. It is widely used.
Q: A six- sided die is weighted so that rolling a two, four, or six is equally likely. In addition, rol...
A: Let x be the probability of getting two. Therefore we have x P(x) 1 2x 2 x 3 3(2x) =6x 4 ...
Q: Lydia purchased 77 pints of ice cream for a party. If each guest will be served exactly (4)/(3)pint ...
A: As given that Lydia purchased 77 pints of ice cream for a party. And if each guest will be served ex...
Q: Use the information to answer the following questions. Part A: A bag contains 10 Snickers bars and 1...
A: GivenThe number of snicker bars in a bag =10The number of Twix bars in a bag =1The total number of b...
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