A missile guidance system has nine fail-safe components. The probability of each failing is 0.40. Assume the variable is binomial. Find the following probabilities. Round your answers to at least four decimal places. (a)Exactly six will fail. P(exactly six will fail) =

Q: How are your grades? In a recent semester at a local university, 400 students enrolled in both…

A: given data  n(total) = 400 n(A in statistics) = 90 n(A in psychology) = 68 n(A in both) = 31

Q: Makayla is flying from Memphis to Oklahoma City with a connection in Denver. The probability her…

A:

Q: A statistics teacher has a large container of beads that she says contains 60% blue beads. A student…

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Q: Leave all probabilities as percentages. Define x on all problems with data. How many different ways…

A: There are totally 15 runners. The first place to finish a race in 15 chances, second place to finish…

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A: The given values are:Proportion of U.S. adults with high blood pressure, p = 0.3Sample size, n =…

Q: Alison Bender works for an accounting firm. To make sure her work does not contain errors, her…

A:

Q: What is the probability that she has her first successful ticket on the 4th try

A: Let p be the probability of winning. Given that p = 0.07 Let X denote the try number on which she…

Q: Based on historical data kept by a business school, the probability distribution for students who…

A: Given Observation and Calculation

Q: Approximately 12.3% of American high school students drop out of school before graduation. Assume…

A: The probability that at least 13 of them graduate is obtained below: From the given information, let…

Q: About 2% of children in the United States are allergic to peanuts. Choose three children at random…

A: Given information is,Probability of being allergic probability of not being allergic

Q: In a large population, 57% of the people have been vaccinated. If 3 people are randomly selected,…

A: Obtain the probability that that at least one of them has been vaccinated. The probability that that…

Q: Use the multinomial formula and find the probabilities for each. Round your answers to at least…

A: From the above given data the following solution is provided below:Given data,                 n= 3,…

Q: Terry purchases 25 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: Sample size (n)=25. The probability of winning is p=10%=0.10.

Q: A researcher conducted a survey that asked 100 people which sport they liked best: baseball,…

A: We know that, Probability of any event can be calculated using the formula, P(event)= no. Of that…

Q: If the probability of a defective light bulb is 0.01, to be 92.5 % confident, up to how many…

A: Given information: PDefective=0.01, n=40

Q: Terry purchases 30 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: The sample size is n= 30. The probability of winning is p=10%=0.10.

Q: In a large population, 68% of the people have been vaccinated. If 5 people are randomly selected,…

A: Givenp=0.68n=5Let x be no.of people vaccinatedx~Binomial(n=5,p=0.68)P(X=x)=(nx)×px×(1-p)n-x   ;…

Q: At a used-book sale, 100 books are adult books and 155 are children's books. Of the adult books, 74…

A: The contingency table is given as : Adult booksChildren bookTotalNon…

Q: Use the following probabilities to answer the question. Round to 4 decimal places. P(A) = 0.75, P(B)…

A: Given: P(A) = 0.75, P(B) = 0.2, P(A and B) = 0.05.

Q: Winston, a dog, loves to play fetch.  He catches each ball mid-air independently with probability…

A: From the given information we find the mean number of catches.

Q: In a large population, 66% of the people have been vaccinated. If 4 people are randomly selected,…

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Q: Use the appropriate table to solve this problem: At an online computer store 60% of computers sold…

A: Given that at an online computer store 60% of computers sold are laptops.

Q: Ruth, the owner of a mail-order business, estimates that the probability that a household receiving…

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Q: 12. From each penalty Christiano Ronaldo takes, probability that he: a. Scores all in his next 10…

A: Probability: Probability is a numerical measure of the likelihood or chance of occurrence of an…

Q: A jar contains 2 pennies, 3 nickels and 2 dimes. A child selects 2 coins at random without…

A: A jar contains2 pennis3 nickels2 dimes

Q: Maggie is practicing her penalty kicks for her upcoming soccer game. During the practice, she…

A: Sample size, n = 10Probability , p = 65% = 0.65

Q: Write your answer as a fraction reduced to lowest terms and as a percent rounded to the nearest…

A: When a coin is tossed then there are 2 possible outcomes.The probability of tossing a coin and it…

Q: d. Between 2 and 9 (including 2 and 9) of them live in poverty.

A: Given that  Number of trials n=47 Success of probability p=0.10 X~binomial (n,p)

Q: In a binomial experiment, the probability of success on a given trial could change from trial to…

A: In a Binomial experiment All the trials are independent So, Probability of success and probability…

Q: At a used-book sale, 102 books are adult books and 150 are children's books. Of the adult books, 76…

A:

Q: Use the multinomial formula and find the probabilities for each. Round your answers to at least…

A: Given information,n = 6, X1 = 1, X2 = 2, X3 = 3, P1 = 0.4, P2 = 0.3, P3 = 0.3Using formula…

Q: Shown is the table indicating the marital status of the U.S. population in 2010. Numbers in the…

A: According to the problem, The number of divorced population, n=24 The number of divorced males, m=10…

Q: Terry purchases 29 scratch off lottery tickets. Each ticket has a 8% chance of winning. What is the…

A: If the occurrence/non-occurrence of an event does not affect the occurrence/non-occurrence of other…