A pair of dice is rolled 180 times. What is the probability that: a. A total of 7 occurs at least 25 times  b. Between 33 and 41 times inclusive

Q: Approximately 90% of all people are night-handed. Consider a grouping of ten people. What is the…

A:

Q: 6. A coin bank has twenty 20-peso coins, thirty 5-peso coins, and twenty-four 1- peso coins. Three…

A: As per guidelines expert have to answer first question only dear student please upload other…

Q: An urn contains three red balls numbered 1, 2, 3, three white balls numbered 4, 5, 6, and four black…

A:

Q: 3. A pair of dice is rolled 180 times. What is the probability that a total of 7 occurs? (a) at…

A: Givena pair of dice is rolled 180 timesn=180if a pair of dice is rolled 180…

Q: 14. In a class of 17 students, 3 are math majors. A group of four students is chosen at random. (a)…

A:

Q: E An unbiased coin is tossed an infinite number of times. The probability that the fourth head…

A: We have to use negative binomial probability distribution.

Q: 2. In a poker hand consisting of 5 cards, find the probability of holding (a) at most 4 diamonds;…

A: we know total cards are 52  , consisting of 13 diamonds , consisting 4 Ace  , consisting 13 heart .…

Q: A card is drawn randomly from a regular deck of cards: a) What is the probability that it is either…

A: Given a card is drawn randomly from a deck of cardsTotal no.of cards in a deck=52

Q: 9. What is the probability that a randomly selected elephant will weight at least 8.56 tons? 856 10.…

A:

Q: 1. Thirty five students are in a given course section: ) What is the probability that exactly four…

A: Total number of student in the course is 35.

Q: United Airlines' flights from Boston to Atlanta are on time 90% of the time. Suppose fourteen…

A: From the provided information, United Airlines' flights from Boston to Atlanta are on time 90% of…

Q: 33. A bag contains 7 white and 9 black balls. The balls are drawn in succession at random, what is…

A:

Q: A coin is tossed n times. a) What is the probability that exactly k heads occur? b) What is the…

A: Given Data : A coin is tossed n times. To Find : a) Probability that exactly k heads occur…

Q: Consider a standard deck of 52 cards. Five cards are randomly drawn by each of three players. (a)…

A: Given that in a standard deck of 52 cards. Five cards are randomly drawn by each of three players.

Q: 9. A census by the county dog control officer found that 18% of homes kept one dog as a pet, 4% had…

A: Given Information: Probability of one dog = 0.18 Probability of two dogs = 0.04  Probability of…

Q: A bank is interested in studying the number of people who use the ATM located outside its office…

A:

Q: a. What is the probability that a randomly selected order was placed online? Answer in exact…

A:

Q: c) A box contains two white marbles, three black marbles and four red marbles. i) In how many ways…

A: Combination is the process of arranging the data set in the orderly way. It is denotes as nCr, where…

Q: 2. The probability that a person has a received a vaccination for a certain is illness is .48.…

A: Given: p=0.48 n=8   Let X~B(n,p)

Q: 30 students were asked if they were currently enrolled in a math or a science class. The results are…

A:

Q: a) What is the probability that the next small aircraft arrives within the next five minutes? b)…

A: Here use passion distribution Because arrival rate is constant for particular time interval

Q: From a bag that contains 12 white balls, 18 red balls, and 10 green balls, one ball is drawn at…

A: Given problem Given that   From a bag that contains 12 white balls, 18 red balls, and 10 green…

Q: A certain state has the highest high school graduation rate of all states at 90%. a. In a random…

A: Given information: Probability of success(p)=0.90. Random sample(n)=20. Let x be the high school…

Q: In a family of eight children, what is the probability that (a) the third child is a girl? (b) six…

A: As per our guidelines, we are allowed to answer first three sub-parts only Given : Number of…

Q: Determine whether the following individual events are overlapping or non-overlapping. Then find the…

A: Introduction: A roll of two dice can give rise to the possible sums: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,…

Q: (a) Given that the restaurant is located in a city with a population over 500,000, what is the…

A:

Q: ---Food Koala delivers the customer's orders on time 60% of the time. Suppose 7 deliveries were made…

A: 8) Given: 60% of the time food Koala delivers orders on time. Sample size is 7. Each delivery is…

Q: 3) The average number of cars sold by the Luxury Auto is three cars per day. (a) What is the…

A:

Q: 1) On average, 12 customers per hour arrive at a certain bank. What is the probability that in any…

A: Solution: 1. Let X be the number of customers will arrive the bank per hour. From the given…

Q: * 63. A card is drawn at random from a well shuffled pack of cards. What is the probability that it…

A: GivenTotal no.of cards = 52No.of heart cards in a pack of cards =13No.of queen cards in a pack of…

Q: (a) What is the probability that the number of drivers will be at most 14? (b) What is the…

A: According to the answering guidelines, we can answer only three subparts of the question and the…

Q: Five cards are dealt from a standard 52-card deck. Let V be the number of aces dealt. What is the…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: A card is dealt from a deck of 52. Use probability rules to find that: A. Under a 4 B. Above a 9 C.…

A: In a deck of 52 cards, there are 4 suits, i.e  hearts, clubs, diamonds and spades and 13 cards for…

Q: 4. Determine the probability of the following families. A. Family with 5 children who are all boys.…

A:

Q: 38. Two cards are drawn without replacement from a well-shuffled deck of 52 playing cards. a. What…

A: In a standard deck of 52 cards, there are 13 hearts.  a) The probability that the first card drawn…

Q: Q.1: - Toss a fair coin three times. What is the probability of the following: - 1. Observing at…

A: The sample space when three fair coin are tossed is, S = {HHH, HHT, HTH, HTT, TTH, THT, THH, TTT} ∴…

Q: 8-letter words, with or without meaning, are created by using the letters of "MERCEDES". Blank #1:…

A: Given information Word “MERCEDES” M -1, E-3, R -1,C-1,D-1,S-1

Q: In how many ways can they be placed into the five positions of the high committee if i. there is no…

A: HERE GIVEN JESS AND HER 4 CLASSMATES HAVE BEEN SELECTED TO FORM COMMITEE

Q: (a) What is the probability that at least 6 are from BA department (b) What is the probability that…

A: P(BA) = 0.5 = p1 P(CS) = 0.33 = p2 P(MS) = 0.17 = 93   n = 12

Q: What is the probability that there is exactly one car and exactly one bus during a cycle? b. What is…

A: Given Joint Probability Distribution, x = number of cars turned left per signal cycle, y = number of…

Q: A fair coin is tossed 9 times. (A) What is the probability of tossing a tail on the 9th toss, given…

A:

Q: A card is drawn from a standard deck of playing cards. Find each probability. P(jack or red) O 25/52…

A:

Q: 4. What is the probability of rolling a (a sum) of 5, or (a sum) of 6 or doubles? Let A be Let B be…

A:

Q: card is drawn from a deck of 52 cards. What is the probability that the cord drawn is  a.an even…

A: Here In deck of 52 Cards  No of Even Number cards=20 (2,4,6,8,10 Of each Suits) No of Diamond…

Q: "License plates in a certain state consist of three letters followed by three digits. a) How many…

A: a). It is known that there are 10 digits and 26 letters. The license plate consists of three digits…

Q: 9-letter words, with or without meaning, are created by using the letters of "MICROWAVE". Blank #1:…

A: 9 letter words are created with or without meaning by using the letters of "MICROWAVE". a) How many…

Q: A cubic foot of soil contains on average one grain of thorium. What is the probability that a cubic…

A: Given :- A cubic foot of soil contains on average one grain of thorium.  Than we have to find the…

Q: 6. Among private employees of a certain company, 60% know Java, 50% Python languages. a) What is the…

A: Among private employees of a certain company 60% know java 50% knows Python 30% knows both…

Q: Ten people arrive to eat at a restaurant. The only seating available for them is at two circular…

A: Given that, Ten people arrive to eat at a restaurant. The only seating available for them is at two…