A focus group of 3 students from this class is going to be randomly chosen. In how many ways can the 3 students be chosen?

Q: Suppose that about 85% of graduating students attend their graduation. A group of 25 graduating…

A:

Q: A team of 7 players is to be selected from a group of 13 people. In how many ways can this be done?

A: Given data  A team of 7 players is to be selected from group of 13 people No of ways can be this…

Q: An ice-skating rink inspects 25 pairs of skates and finds 2 pairs to be defective. rink has 150…

A: Given       an ice -skating rink inspects 25 pairs of skates…

Q: If there are 9 acts in the talent show, how many different orders of performance are possible if…

A: Given that there are 9 acts in the talent show to perform.

Q: How would I solve the following problem: Of five letters (A, B, C, D, and E), two letters are to be…

A: Ans#- Given,           Five letters (A, B, C, D, and E), two letters              are to be selected…

Q: Amarble is selected at random from a jar containing 2 red marbles, 3 yellow marbles, and 4 green…

A: GivenA jar containsNo.of red marbles=2No.of yellow marbles = 3No.of green marbles = 4Total no.of…

Q: In a bucket there are 5 purple, 15 gray and 25 green balls. If the ball is picked up randomly, how…

A:

Q: The football team consists of 15 members. In how many ways can a playing team of 11 players be…

A: = 1365Hence, there are 1365 ways to form a football team with 11 players from 15 players.

Q: 4. From 4 red, 5 green and 6 yellow apples, how many selections of 9 apples are possible if 3 of…

A: Given Information: There are 4 Red, 5 Green and 6 Yellow apples. Required: How many selections of 9…

Q: A group of 50 teachers and school administrators attended a convention. If any two persons are…

A: Solution: Let x be the number of teachers.

Q: In a survey of 400 students in a school, 100 were listed as taking applejuice, 150 as taking orange…

A:

Q: Suppose a class has 18 women and 12 men.We wish to form a committee of 5 people.If the committee is…

A:

Q: Your school principal wants to select a group of six students from your class of 15 students to…

A: Combination: A combination is a selection of items from a group of items, where the order of…

Q: Out of 32 students in a class 5 said they ride their bike to school. Based on these results how many…

A: Unitary method : It is a method by  first determine the value of single unit and then determine the…

Q: The Math Club consists of 15 members. Four of them will represent the school in a math competition…

A: Given that: No of members in math club = 15 No of selected member in competition = 4

Q: A pollster randomly selected 4 of 10 available people. How many different groups of 4 are possible?

A: Given,   A pollster randomly selected 4 of 10 available people.   The objective is to find how many…

Q: A computerized housing service has a list of 50 men and 50 women. Names are selected at random. How…

A: Given that there are 50 men and 50 women.  Let, n=number of names picked W=woman M=Man   If we…

Q: The top 40 qualified applicants for a scholarship are identified and 4 are selected at random to…

A:

Q: In a survey of 24 college students, it was found that 8 were taking an English class, 12 were taking…

A:

Q: In a shipment of  59 vials, only 14 do not have hairline cracks. If you randomly select 2 vials from…

A: Given that  Number of vials (n) = 59 Vials do not have hairline cracks = 14 Vials having hairline…

Q: Suppose that the number of students in a class increase by 2, the number of ways they may be…

A:

Q: In a survey of 260 students, it is found that 78 like broccoli, 103 like cauliflower, and 56 like…

A: We will solve it by Venn diagram Let A be the set who like broccoli and B be the set who like…

Q: According to flightstats.com, American Airlines flights from Dallas to Chicago are on time 80% of…

A: According to flightstats.com, American Airlines flights from Dallas to Chicago are on time 80% of…

Q: From a group of 20 nurses, 4 are to be selected to work a night shift. In how many ways can this be…

A:

Q: There is money to send four of seven student council members on a trip to Washington DC. All want to…

A: Given Information: Number of members = 7  Number of members to be send for trip = 4

Q: A computer company has 5 vaccines in its executive trainee program. The company must select the…

A: Given - A computer company has 5 vaccines in its executive trainee program. The company must select…

Q: he wants to serve 3 bottles of zinfandel and serving order is important, how many ways are there to…

A: Given Number of zinfondel bottles z=11 Number of Merlot bottles m =7 Number of cobernet bottles c=13…

Q: How many ways to choose 4 out of the 10 candidates to be sent to a conference?

A: Combination Rule: The arrangement of r objects from n different objects is given by:

Q: From a group of 12 students, we want to select a random sample of 4 students to serve on a…

A: From the provided information, Total students in a group = 12 The different ways of selecting r…

Q: In a shipment of  62 vials, only 14 do not have hairline cracks. If you randomly select 3 vials from…

A: The number of vials is 62. The number of vials selected randomly is 3.

Q: You are a professor of journalism and have 14 students in your class. How many ways can you line up…

A: Given,total no.of students=14

Q: (b) From a collection of 52 store customers, 3 are to be chosen to receive a special gift. How many…

A: a group of 52 store customers. 3 persons are to be selected, need to find total way exactly 3 store…

Q: From a group of 12 students, we want to select a random sample of 5 students to serve on a…

A: Given n=12 r=5

Q: How many ways are there to select 3 candidates from 8 equally qualified recent graduates for…

A: Given that, there are 8 equally qualified recent graduates for openings in an accounting firm. i.e,…

Q: Suppose that a drama class has 22 students. a. In how many ways can four students be selected to…

A: a) We will select a group of 4 students from 22 students. So arrangement is not required. That means…

Q: There are 10 defective light bulbs in a bin containing 25 light bulbs. In how many ways can you…

A:

Q: A teacher had chooses 3 of 22 students to help clean the room after school. In How many ways can the…

A: Given that A teacher had chooses 3 of 22 students to help clean the room after school. To find…

Q: O From a collection of 52 store customers, 3 are to be chosen to receive a special gift. How many…

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: In order to conduct an​ experiment, 5 subjects are randomly selected from a group of 50 subjects.…

A: According to the provided information, 5 subjects are randomly selected from a group of 50 subjects.…

Q: In a group of 10 boys and 15 girls how many selections of 6 students are possible?

A: There are 10 boys and 15 girls The total number of students is 25 The total number of ways of…

Q: Suppose you are asked to choose three movies. If there are 20 different movies, in how many ways can…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: Three members of a committee will be randomly selected from five people. How many different…

A: We have to find number of different combinations possible.

Q: hool newspaper reporter decides to randomly survey 17 students to see if they will attend Tet…

A: Given data, n=17 he knows that 11% of students attend Tet festivities.  p=11%=0.11 How many of the…

Q: At a birthday party 34 guests are in attendance and 4 of them are randomly chosen to each receive a…

A:

Q: If the chair of a math department has to appoint a committee of 4 professors from among the 10…

A:

Q: Three adults and five children are seated randomly in a row, then how many ways can this be done?

A:

Q: Assume that when adults with smartphones are randomly selecte than 3 of them use their smartphones…

A: It is given that, 46% adults use smartphone in meetings or classes i.e. P(Using smartphone) = p=…

Q: From a group of 17 smokers and 23 ​nonsmokers a researcher wants to randomly select 6 smokers…

A: We have to find no. Of ways to select people.

Q: If 5 cards were picked at random from a deck of 52 cards, find P(Exactly 2 are hearts)?

A: