A shipment contains 11 igneous, 9 sedimentary, and 9 metamorphic rocks. If 6 rocks are selected at random, find the probability that exactly 4 are sedimentary. ...... The probability that exactly 4 of the rocks are sedimentary is (Round to four decimal places as needed.)

Q: Given that there is a 0.82 probability that a randomly selected adult knows what Twitter is. Find…

A:

Q: A department of commerce enrolls 125 students out of which 50 are girls. If 15 girls and 25 boys of…

A: It is given that, A department of commerce enrols 125 students out of which 50 are girls. It means…

Q: If one of these 210 individuals is selected at random, what is the probability that the person is a…

A: Here use Bayes Rule

Q: If one card is randomly chosen from a standard deck, what is the probability that a 5 is chosen,…

A: A pack of cards contains 52 cards in total with 13 Spades, 13 Diamond, 13 Hearts & 13 Clubs.

Q: Suppose that the probability that a child living in an urban area in the US is obese is 20%. A…

A: The pmf of the binomial random variable with parameters n = 10 and p = 0.20 is given as follows:

Q: Compute the probability of randomly drawing five cards from a deck and getting exactly one Queen?…

A: There are 52 cards in a standard deck of cards.  We can draw any 5 cards in 52C5=2598960 ways…

Q: A Coin and a Die are tossed together, what is the Probability that a Head e on the Coin and number 5…

A:

Q: A coin is loaded so that the probability of a head occur getting all heads or all tails?

A: Introduction: The chance of an incident occurring is outlined by chance. There are several…

Q: (a) Suppose that 10 % persons in a large group of people are obese. If persons are checked one by…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: If a dice is rolled, what is the probability that a 3 or 4 is rolled before a 6

A: We have given that,  When a dice is rolling,  Then,  We will find the probability a 3 Or 4 is rolled…

Q: In a certain college, 20% of the physics majors belong to ethnic minorities. If 10 students selected…

A:

Q: if the odds against an event occuring are 4 to 5, compute the probability of the event occurring

A: Probability= wanted outcomes/ Total outcomes   odds= wanted outcomes/unwanted outcomes

Q: If the number of entrants to a restaurant is 10 persons per hour, what is the probability that 12…

A: Given information: It was stated that the number of entrants to a restaurant is 10 persons per hour.…

Q: According to one source, 1 in 7 Americans struggled with hunger in a recent year. Two Americans are…

A: Given data  P(struggle with hunger) = p =1/7 Select two at random .

Q: In a large town, previous records indicate that 40% of all high school graduates go to college. 30…

A: From the given information, n=30 and p=0.40.

Q: In a math class of 30 students, 17 are boys and 13 are girls. On a unit test, 4 boys and 5 girls…

A: Given,no.of boys=17no.of girls=13total no.of students=30

Q: In one lottery a player wins the jackpot by matching all five numbers drawn from white balls (1…

A:

Q: If two fair dice are thrown, find the probability that the sum is between 6 and 8, inclusive.

A: Total number of possibilities:

Q: Find the indicated probability. A class consists of 27 women and 32 men. If a student is randomly…

A:

Q: A bag of marbles contains 6 blue glass marbles, 8 yellow glass marbles, 33 blue stone marbles, and 2…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: Ms. Smith asks the students in one of her classes if they have a cat or a dog. Her results are…

A: To find the probability that a randomly selected student who has a dog given the student has cat :

Q: At a car manufacturing plant, 10% of cars have some sort of defect when they come off the line. If…

A:

Q: A coin is flipped three times. If heads appears exaclty once, what is the probability that it…

A: The possible outcomes when a coin is flipped three times is,

Q: A shipment contains 12 igneous, 10 sedimentary, and 10 metamprphice rocks. If 7 rocks are selected…

A: Total number of rocks= 12+10+10=32 Out of 32, 7 rocks can be selected at random in C732 ways. For…

Q: One- fourth of the freshmen entering UC are out of CAR students. If the students are assigned at…

A:

Q: A class consists of 23 women and 31 men. If a student is randomly selected, What is the probability…

A: Given data, No of Men=31 No of women=23 Total no of students=23+31= 54 P(Student is man)=?

Q: In a citrus orchard, it is found out that 15% of them are affected by a particular disease. find the…

A:

Q: In a certain country, the true probability of a baby being born a boy is 0.525% Among the next four…

A: Given that, Probability that a baby being born a boy is 0.525 Now, from the next four randomly…

Q: A pair of fair dice is rolled and the sum of the numbers is noted. Determine the probability that…

A:

Q: If a single die is rolled seven times, what is the probability it lands on 3 on the second, third,…

A: A single die is rolled seven times.Probability that a die rolled will land on three = 1/6Probability…

Q: In a class of 10 students there are 4 boys and 6 girls. If a committee of 3 students is selected…

A:

Q: In a certain congressional district, it is known that 20% of the registered voters classify…

A:

Q: A painting is selected at random from the three Manila painters, what is the probability that it won…

A:

Q: if three balls are drawn at random, what is the probability that at least one of them is blue?

A: Three balls are randomly drawn from the box.The probability of at least one of them is blue can be…

Q: according to popular belief, 80% of adults enjoy drinking beer. choose a group of 4 adults at…

A: The probability distribution explains the all the possible outcome in the experiment and the…

Q: If a fair, six-sided die is rolled twice, what is the probability it will land on 1 and then 6?

A: If a fair, six-sided die is rolled twice, what is the probability it will land on 1 and then 6…

Q: Given that there is a 0.81 probability that a randomly selected adult knows what Twitter Find the…

A: It is given that the sample size n is 4, probability of randomly selected adult knows that Twitter…

Q: From a group of graduate students including 25 men and 22 women, 37 are chosen to participate in a…

A:

Q: If a person in this town is selected at random, what is the probability that the individual is…

A: As per Bartleby guidelines, only one is to be answered; please upload the other separately. Given…

Q: A lottery game has balls numbered 1 through 11. If a ball is selected at random, what is the…

A: We have given  A lottery game has balls numbered 1 through 11 n=11  A=even number=(2,4,6,8,10)…

Q: A fair six sided die is rolled six times. What is the probability that the die will show either a 1…

A: fair dice has 6 faces with equal probability of each face to shown when tossed.

Q: If a ball is selected at random from an urn containing three red balls, two white balls, and five…

A: According to the provided information, there are 3 red balls, 2 white balls, and 5 blue balls

Q: A random sample of 15 persons is taken from a population in which 42% are Muslims. What is the…

A: It is given that a random sample of 15 persons is taken from a population in which 42% are Muslims.

Q: The following table summarizes the smoking status of people living in an apartment complex. A random…

A: The provided information is    Male Female Total Smoker 25 12 37 Non-Smoker 59 45 104 Total…

Q: A six-sided die is rolled. If the number of dots that comes up is odd. What is the probability that…

A:

Q: If 12 coins are tossed, what is the probability that six of them will be heads (approximately)?

A: Number of times coin is tossed = 12 Probability of getting head in single toss =0.5 Probability of…

Q: The probability that an individual is left-handed is 12%. In a randomly selected class of 30…

A: The following information has been given: The probability that an individual is left-handed is 12%.…

Q: If a single die is rolled four times, what is the probability it lands on 4 on the first, second,…

A:

Q: A pair of standard dice are rolled. What is the probability that at least one die is a 5, given that…

A: From the given information, the number of outcomes for getting at least one dies is 5 and sum of the…