A big department store employs a total of 200 people. Of these 200 people, 27 are managers, 100 are floor assistants, and the rest are helpers. If we choose an employee at random, find the probability that the employee is not a floor assistant

Q: If 14% of active duty soldiers in the U.S. Army are women, find the probability that if four…

A: Let X represent the random variable   n=4 p=0.14   X~ Binomial (4, 0.14)

Q: A bag contains 4 red marbles and 7 blue marbles. You randomly pick a marble, return it to the bag,…

A: The number of red marbles is 4 and the number of blue marbles is 7.

Q: A club of 17 people consists of 9 men and 8 women. A team of 10 is randomly selected from the club.…

A: There are 9 men and 8 women in the club. We need to build a team of 10 randomly selected from the…

Q: At a local college, 76 of the male students are smokers and 114 are non-smokers. Of the female…

A:

Q: In a family with 7 ​children, excluding multiple​ births, what is the probability of having 4…

A: The objective of this question is to find the probability of a family with 7 children having 4 boys…

Q: A committee of two people needs to be chosen. There are two men and six women available to serve on…

A:

Q: Two teams of 10 players are created from a group of 20 people. Suppose you and your friend are in…

A: Probability: If a random experiment results in n mutually exclusive and equally likely outcomes; out…

Q: A jar contains 10 red marbles, 6 green marbles, and 13 blue marbles. What is the probability that…

A: Given A jar contains 10 red marbles, 6 green marbles, 13 blue marbles.

Q: There are 14 fish in a pond: 7 trout, 4 bass, and 3 sardines. If I fish up 5 random fish, what is…

A: Given, Total number of fishes in a pond =14 Number of trout fishes in a pond =7 Number of bass…

Q: The probability that a student in Oakland will receive a B in Kathy Williamson's statistics class is…

A: Given that, The probability that a student in Oakland will receive a B in Kathy Williamson's…

Q: Jason, Lewis, and Nora will be placed in a line along with 7 other people. What is the probability…

A: Total number of persons = 10 First we have to determine the total number of ways in which 10 persons…

Q: Find the probability that a randomly selected voter voted for Bob Jones.

A: For a recent local election, 55% of the voters were Democrats. Of the Democrats, 80% voted for John…

Q: There are 15 boys and 10 girls in a class. If three students are selected at random, what is the…

A: There are 15 boys and 10 girls in a class.

Q: If approximately 2% of the people in a room of 300 people are left-handed, find the probability that…

A:

Q: If parents have 4 kids, what is the probability of the first one being one sex and the next three…

A:

Q: In a class of 10, there are 5 students who play soccer. If the teacher chooses 2 students, what is…

A: Given that,  5 students play soccer  5 students not paly soccer  Total students =10 students

Q: There are 20 students who will join either volleyball team, or basketball team or both. If 12…

A: The number of student join both is   N(A or B) =N(A)+N(B)-N(A and B) N(A and B)= N(A)+N(B)- N(A or…

Q: A bag contains 3 red balls, 5 yellow balls and 7 pink balls. If one ball is drawn at random from the…

A: Probability is a chance of getting a possible outcome of any random event. It is defined as the…

Q: A  class consists of 18 women and 15 men. If a student is randomly selected what is the probability…

A: Given information: Number of women in class is, w = 18 Number of men in class is, m = 15 A student…

Q: Mrs. Cruz has three daughters-in-law who are about to give birth. All of them have no idea as to the…

A: Given data: Mrs. Cruz has three daughters-in-law who are about to give birth. All of them have no…

Q: Ana and Bianca are pals who work on a 20-person team. Their manager will pick two persons at random…

A:

Q: There are three jars. The first jar contains ten black marbles and five white marbles, the second…

A: Above question is from Bayes Theorem. It means that an event has taken place and we have to find the…

Q: If two cards are drawn without replacement from an ordinary​ deck, find the probability of an ace…

A: P(an ace and a 3 being drawn)=?

Q: open up a bag of M&M's to discover 44 pieces of chocolate. 12 of the pieces are blue. If I…

A: Given Total 44 pieces of chocolate 12 are blue

Q: A physics class has 40 students.  Of these, 17 students are physics majors and 15 students are…

A: Given ,A physics class has 40 students . 17 students are physics majors15 students are female .So…

Q: A club of 19 people consists of 9 men and 10 women. A team of 9 is randomly selected from the club.…

A: We have to find given probability.

Q: An ice chest contains six cans of apple juice, eight cans of grape juice, four cans of orange juice,…

A: The objective of this question is to find the probability of a specific sequence of events…

Q: A bag contains 4 red marbles, 3 blue marbles, and 7 green marbles. If a marble is randomly selected…

A: Given data, Red marbles=4 Blue marbles=3 Green marbles=7 Total no of marbles=14 P(Marble is blue)=?

Q: One student is randomly selected at random from a class with 11 girls and 12 boys. What is the…

A: Answer: From the given data, Number of girls in the class = 11 Number of boys in the class = 12…

Q: A history class is comprised of 9 female and 5 male students.if the instructor of the class randomly…

A: There are 14 students in the class (= 9 female + 5 male).

Q: don’t know yet which Biology Professor and Biology Laboratory Assistant you will get. You like…

A: Given,Total number of professor, n(P) = 10Total number of biology laboratory assistant, n(A) = 5The…

Q: Suppose you have 5 marbles in a bag: 3 red and 2 black. If you reach into the bag without looking…

A:

Q: A club of 15 people consists of 7 men and 8 women. A team of 9 is randomly selected from the club.…

A:

Q: In a blood testing procedure, blood samples from 4 people are combined into one mixture. The mixture…

A: Obtain the probability that mixture will test positive.   The probability that that mixture will…

Q: From a group of 10 choldren, a team of 5 (the red team) is randomly chosen. The remaining 5 children…

A: Given from a group of 10 children, a team of 5 children is randomly chosen. The remaining 5 children…

Q: In a group of girls there are 10 girls with blue eyes, 12 girls with brown eyes and 6 girls with…

A: Given: The number of girls with blue eyes are 10. The number of girls with brown eyes are 12. The…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.