Roll a die 3 times. Find the probability of getting at least one 6.

Q: Note: In this problem set, the notation C(n, k) is used for the combination "n choose k." Alternate…

A: There are 3 pets: pigs, fish, turtles.  Then possible 2 pet votes :  (pigs, fish), (pigs, turtles),…

Q: Let X = the time between two successive arrivals at the drive-up window of a local bank. If X has an…

A: Given If X has an exponential distribution with  = 1 which is identical to a standard gamma…

Q: You roll an ordinary six-side die once and then you toss a coin. Which of the following pairs of…

A: Given that an ordinary six-sided die rolled then a coin is tossed.

Q: A basket contains 11 red apples and 8 green apples. A sample of 5 apples is drawn. Find the…

A: given data, 11- red apples08- green apples 19 total apples A sample of 5 apples is drawnwe have to…

Q: Determine whether the given events A and B are independent. P(A) = .5, P(B) = .4, and P(AB) = .8. O…

A: Solution

Q: Note: The notation C(n, k) is used for the combination "n choose k." Alternate notation: ( ) 1.)…

A: Followings are the Explanation of the question

Q: C a. State a conclusion about the null hypothesis. (Reject Ho or fail to reject Ho.) Choose the…

A: It is given that Level of significance = 0.05 P-value = 0.0232

Q: Suppose we want to choose 2 objects, without replacement, from the 4 objects pencil, eraser, desk,…

A: (a)   Determine the number of ways of selecting 2 objects from the 4 objects.   The number of ways…

Q: max (a) A structure consists of 100 column footings. Suppose the settlement of each footing is…

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Q: . A data set is Gaussian with an average of 3 and a standard deviation of 2. a. What percentage of…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: Two events A and B are such that P(A) = 0.51, P(B) = 0.39 and P(An B) = 0.13. Calculate P(A/B).…

A: Solution

Q: 2. Suppose that earthquakes occur in a certain region of California, in accordance with a Poisson…

A: Given that, Earthquakes occur in a certain region of California, in accordance with a Poisson…

Q: (b) The approximate probability that the average test score exceeds 65 in the class of size 36 is…

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Q: Suppose the order of profitability of cookies is as follows Ranking in terms of profitability 3 4…

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Q: The probability that a standard normal random variable is less than or equal to z, where z > 0, is…

A: The probability that a standard normal random variable is less than or equal to z,…

Q: When can two independent events D and E only be disjoint

A: Given that When can two independent events D and E only be disjoint

Q: 13.) A biologist is attempting to classify 52,000 species of insects by assigning a sequence of 3…

A: Given: A biologist have to classify 52000 species

Q: P(z < 0.76) Express the probability as a decimal rounded to 4 decimal places.

A: Given ( z &lt; 0.76)

Q: can you do this in fraction form?

A: Given that, Jade, a 20-year-old female, has a brother that died as the result of a neonatal lethal…

Q: In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that…

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Q: If the sample size increases then standard error decreases. O True O False

A: To find: If the sample size increases then standard error decreases. True or false

Q: Suppose that X₁, the number of particles emitted in t hours from a radio - active source has a…

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Q: There are 10 women and 3 men signed up to join a salsa dance class. In how many ways can the…

A: Given,no.of women=10no.of men=3

Q: The probability distribution of the random variable X is shown in the accompanying table. x     −5…

A: The probability distribution of the random variable X is shown in the accompanying table. x…

Q: The form of the Poisson distribution becomes more and more symmetric, even bell-shaped, as the mean…

A: Given  X~Pois(λ) Mean=λ

Q: According to a survey, the probability that a randomly selected worker primarily drives a bicycle to…

A: Let B=selected worker primarily drives a bicycle to work.P=selected worker primarily drives  a…

Q: A tram company runs two tram routes from station P to station Q. The first route is a direct tram,…

A:

Q: Calculate the value of quantile a = 0,25 of a binomial distribution with n = 30 and a Probability of…

A: Given  Sample size n=30, p=probability=0.5  Level of significance ɑ=0.25

Q: A pollster would like to estimate the fraction p of people in a population who intend to vote for…

A: Suppose p is the true proportion of people, who intend to vote for the particular candidate.

Q: You have relatives coming for dinner this weekend.  The probability that your uncle Josiah will show…

A: given data  P(uncle josiah  show up)  = 0.38 P(aunt Beatrice show up) = 0.27 P(both show up) = 0.1…

Q: The probabilities that a student will receive an A, B, C or D grade are 0.4, 0.3 0.2 and 0.1…

A: From the provided information, The probability distribution table is as follow: Grade A B C D…

Q: A card is drawn at random out of a well-shuffled deck of 52 cards. Find the probability of drawning…

A: From the provided information, Total cards in standard deck = 52 There are 4 suits and each suit has…

Q: for （a）, I think it should be 3/5

A: Given that, McDonald's Happy Meals are child-sized burger meals that come with a toy. Assume that…

Q: A company produces batteries whose lifetimes are normally distributed with a mean life of 100 hours.…

A: This is a example of Normal distribution.  Given that mean of the distribution is 100. Standard…

Q: City Cab, Inc., uses two dispatchers to handle requests for service and to dispatch the cabs. The…

A: Option 1 is the answer. Answer : Poisson arrivals and exponential service time Explanation : Since…

Q: Each of the numbers 1 - 15 is written on a different balloon. The fifteen balloons are then blown up…

A: Given  Number 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15

Q: Determine whether the events A and B are independent. P(Ac) = 0.3, P(Bc) = 0.1, P(A ∩ B) = 0.63 Yes…

A: Given;P(Ac)= 0.3, P(Bc) = 0.1, P(A∩B) = 0.63

Q: An evaluation of a group of students was undertaken to analyze their student loan status. 1620…

A: The objective of this scenario is to check whether the difference between the average amount…

Q: A group of five persons is formed from five boys and four girls. Find the probability that there are…

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Q: Topic Binomial and Poisson probability distribution Show development for the solution Suppose an…

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Q: Consider two coin tosses and the corresponding probability tree. p11 p12- head tail P21 p22 p23 p24…

A: Please find the explanation below.

Q: A survey asked, "How important is it to you to buy products that are made in America?" Of the 600…

A: Given x=450 n=600

Q: Consider a paint-drying situation in which drying time for a test specimen is normally distributed…

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Q: In a seismic hazard analysis, the magnitude of the earthquake (Richter's scale) is modeled with a…

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Q: 75% of all U.S. adults use some type of vision correction. Suppose 1000 adults are surveyed about…

A: Given,n=1000p=0.75q=1-0.75=0.25mean(μ)=npmean(μ)=1000×0.75=750Standard deviation(σ)=npqStandard…

Q: D) By observing the sample space of the coin and marker, determine the probability of obtaining the…

A: Total number of outcomes in coin toss = 2 {H,T} Total number of outcomes in colors = 4 {red, yellow,…

Q: A room contains 3 brown, 5 black and 4 white chairs. Two chairs are picked and are put in the lawn.…

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Q: The "Dogs of the Dow" are the stocks listed on the Dow with the highest dividend yield. The…

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Q: 62% of all violent felons in the prison system are repeat offenders. If 31 violent felons are…

A: Please note that as per our guidelines if multiple questions are posted we can answer the first one.…

Q: joint USA Today/CNN/Gallup Poll in July 2020 indicated that of 832 white adults, 46% thought…

A: Given n=832 P=0.46