Task 3 It is known that 6% of Poles have blood group ORh+. How large should be the group of blood donors, so that among them there are at least 20 people with blood group ORh+ with probability at least 90%?

Q: This problem involves students who have taken Calculus in high school. Assume that 15 percent of…

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

Q: A city council consists of five Democrats and six Republicans. If a committee of four people is…

A:

Q: Ola hits the target on average 2 times out of 3, and Ula hits it 3 times out of 4. The girls have…

A: Solution

Q: A city council consists of four Democrats and seven Republicans. If a committee of four people is…

A:

Q: Lots of games like tennis have a concept of deuce, where if the game is ties at the end you have to…

A: The probability of winning the game is obtained below:From the given information, there are two…

Q: The figure shows that when a die is rolled, there are six equally likely outcomes:1, 2, 3, 4, 5, or…

A: There are four numbers in the outcomes which are less than 5 (1, 2, 3, 4).

Q: The nine chips shown below are placed in a sack and then mixed up. Madeline draws one chip from this…

A: Given, The nine chips are placed in a sack and then mixed up.  Let have numbers 1, 2,3,4, 5,6,7,8,…

Q: Task 3 A married couple with two children is chosen at random. Calculate the probability that the…

A:

Q: If the odds a horse will win the Kentucky Derby is 3:2, what is the probability the horse will win?

A: Given that odds a horse will win the Kentucky derby is 3:2 . Here, the value of m is, 3 The value of…

Q: Task 2. What is the probability that in 12 000 throws of a dice we will get a six at most 1850…

A: We have given that  n=12000 , p=1/6 , q=5/6 X~Binomial(n=12000,p=1/6) X=we get a six

Q: . If the probability of winning a game is 2/5 and there can be no ties, what is the probability of…

A:

Q: Task 12. The elevator is used by 7 people, each of whom can get off on one of the ten floors. What…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: The probability that Sam does his homework correctly is .43 and that of John is .41. Assuming they…

A: If two events S and J are independent, then, P (S or J) = P(S)+ P(J) – P(S)P(J).The probability that…

Q: The probability of rolling two dices to get a total of 12 is

A: In rolling of two dice, the total possible outcomes are 36 and are as follows…

Q: A problem in statistics is given to three students A, B and C whose enhances of solving it are 1/2,…

A: Given : The probability of solving a problem by students A, B and C is 1/2,3/4 and 1/4

Q: if a pair of dice are rolled what is the probability of the number adding up to ten.

A: If a pair of dice are rolled what is the probabilty number addind upto ten  = ?

Q: The four outcomes are: both choose split, both choose steal, Player 1 chooses steal and player 2…

A: Below are the 3 scenarios that will occur according to the question. If both the players choose to…

Q: A coin is tossed 3 times. The probability of getting exactly two heads is

A: Here given that A coin is  tossed 3-times

Q: This problem involves students who have taken Calculus in high school. Assume that 25 percent of…

A:

Q: Fred and Wilma argue over how many children they should have. Fred wants at least 5 boys. If Fred…

A:

Q: If you choose two numbers from 1 to 67 what is the probability that one number is greater than…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: The figure shows that when a die is rolled, there are six equally likely outcomes:1, 2, 3, 4, 5, or…

A: A die is rolled, there are six equally likely outcomes:1, 2, 3, 4, 5, or 6.

Q: Each morning Papa notes the birds feeding on his birdfeeder. So far this month he has seen 59…

A:

Q: . Give the probability distribution of the possible outcomes

A: here given for coin , p(H) =2p(T) coin is rolled 3 times

Q: One professor grades homework by randomly choosing 5 out of 12 homework problems to grade. a. How…

A:

Q: If we roll two dice, what is the probability that one of the numbers on top is 3?

A: When two dice are rolled, there are 36 outcomes in the sample space, which is given by Sample space,…

Q: This problem involves students who have taken Calculus in high school. Assume that 35 percent of…

A: Taken calculus in high school: 0.35 Plan to major in science­=0.65 Do not plan to major in…

Q: If you toss 6 coins, what is the probability of all 6 coins matching?

A:

Q: Geographers want to determine the probability that exactly 7 out of 10 tourists in New York they…

A: There are two possibilities of event 1. Either they will visit the statue. 2. Or they will not visit…

Q: The letters of the word PROBABILITY are written on cards (one letter per card) and placed in a bag.…

A:

Q: The probability for the board examinees from a certain school to pass the subject A is 3/7 and that…

A:

Q: Suppose you draw two coins from a bag containing 10 quarters, 8 dimes, 6 nickles, and 4 pennies.…

A: Given Total = 10+8+6+4 = 28 draw 2 coins  with replacing Find P( nickle than a penny ) =?

Q: Problem : What is the probability of having not more than 20 failures if p= 0.14?

A: We have given that  Number  of trials n =100 Success of probability p=0.14

Q: Task 2. If n = 5 and p = 0.40, what is the probability that a. X = 4? b. Xs 3? c. X < 2?

A: Given  n=5 p=0.40 X~Binomial(n=5,p=0.40) Note: According to Bartleby Expert guidelines for an expert…

Q: This problem involves students who have taken Calculus in high school. Assume that 35 percent of…

A: Solution: Let A be the event that students have taken calculus in high school and B be the event…

Q: If one card is drawn from an ordinary deck of cards, find the probability of getting a diamond or a…

A:

Q: if two cards are drawn, what is the probability of drawing 2 and then a

A: Total number of cards = 52 Total number of 2's = 4 Total number of 5's = 4

Q: Task 6 A certain political party has 20% support. What is the probability that in a constituency of…

A: Here Given  Number of voters=N=10000 but here turnout is 80 percent so Number of voters actually…

Q: According to the chart below What is the probability that a randomly selected household will have at…

A: From census information it is found that, chance of a house hold being in certain size is: Size…

Q: after the other, what is the probability that all three students are Filipinos?

A: Here use without replacement

Q: The probability distribution for the number of bears seen in different parts of Kings Canyon…

A: The sum of all probability is equal to 1. 16 0.14 17 0.18 18 0.21 19 20 0.16

Q: A city council consists of four Democrats and seven Republicans. If a committee of four people is…

A:

Q: Task 4: If 10 men, among whom are A and B, stand in a row, what is the probability that there will…

A: Given: Total number of places=10P(Exactly 3 mean are between A and B)=?

Q: Task 9. There are two restaurants with 105 seats each in the buildings of our school. Every day 200…

A: Given information: Number of seats in each of restaurants in the buildings of our school = 105 seats…

Q: Task: One bag contains 4 white and 2 black balls. Another contains 3 white and 5 black balls. If one…

A:

Q: There are three areas of funding being reviewed: school, roads, and administrative. Each category…

A: Given that there are 3 areas and each area can have 3 types of change to the amount of funding.  So…

Q: This problem involves students who have taken Calculus in high school. Assume that 35 percent of…

A: P(A/B) is the probability of event A when event B has already occurred.