box contains 5 red and 10 white marbles. If 8 marbles are to be chosen at random without replacement. Determine the probability that a). 4 will be red b). All will be white

Q: If 20% of the bolts produced by a machine are defective, determine the probability that out of 6…

A: Given: Sample size, n=6 Probability of defective bolt, p=0.20

Q: Assume that when adults with smartphones are randomly​ selected,45​%use them in meetings or classes.…

A: Obtain the probability that exactly 3 of them use their smart phones in meetings or classes. The…

Q: Assume that the committee consists of 7 Republicans and 6 Democrats. A subcommittee of 5 is randomly…

A: There are total (7+6)=13 persons. We can select any 5 persons from 13 persons in 13C5=1287 ways   If…

Q: Assume that when adults with smartphones are randomly selected, 45% use them in meetings or classes.…

A: According to the provided information, we have P(Adults with smartphones use them in meetings or…

Q: Assume that when adults with smartphones are randomly​ selected, 37​% use them in meetings or…

A: We have given that,  Probability (p) = 37% = 0.37 . n = 9 . And x=2 .

Q: Assume that when adults with smartphones are randomly​ selected, 53​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 47​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: Obtain the probability that exactly 20 of them use their smart phones in meetings or classes.   The…

Q: Assume that when adults with smartphones are randomly​ selected, 59​% use them in meetings or…

A: It is given that n is 12 and p is 0.59.

Q: The mathematics faculty at a certain college consists of 10 full professors, 6 associate professors,…

A: From the given information, thee are  10 full professors 6 associate professors 12 assistant…

Q: It is believed that 20% of music teachers in New York own a car. 16 music teachers from New York are…

A:

Q: Assume that the playbook contains 12 passing plays and 9 running plays. The coach randomly selects 8…

A: All possible cases: Number of ways 2 passing plays and 6 running plays (12C2)(9C6)=5544 3…

Q: A box contains 9 red balls, 5 [Q6B] white balls, and 7 blue balls. Determine the probability that it…

A: Given, Total balls = 21 Red balls = 9 White balls = 5  Blue balls = 7

Q: At a used bok sale, 100 books are adult books and 160 are childrens books. Of the that it is adult…

A: From the information give, the table showing the types of books is,   Adult Children Total…

Q: 1. Applicants for the presidency of the APIEMS job consists of 10 Filipinos, 8 Australians, 12…

A: Probability = Number of favourable outcome/Total number of outcomes

Q: a boy chosen at random played exactly one sport b. a boy chosen at random played baseball, given…

A: Given : Total boys are 250 , 230 played baseball , 140 played soccer , 50 played both. Our aim is to…

Q: Assume that when adults with smartphones are randomly​ selected, 48​% use them in meetings or…

A: Given data, p=48%=0.48 n=7 P(X=4)=?

Q: A box contains 10 red and 8 white marbles. If 8 marbles are to be chosen at random without…

A: Solution

Q: Assume that when adults with smartphones are randomly​ selected, 46 ​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Given,n=6p=0.54q=1-p=1-0.54=0.46X=No.of adults use their smartphones in meetingsor…

Q: A box has 12 balls, 4 are red and 8 are green.  Randomly choose 3 balls from the box without…

A: We have given that,  Total balls = 12  Red balls = 4  Green balls = 8  Then,  We will find the…

Q: Assume that you have 9 red balls and 8 blue balls from which randomly to select two without…

A: Red balls= 9 And Blue balls= 8 Total balls= 9+8= 17 Probability=n(A)/n(s)  Where n(A) is number of…

Q: Assume that when adults with smartphones are randomly selected, 37% use them in meetings or classes.…

A: Probability of randomly selected adult smartphone user using smartphones in meetings or classes =…

Q: Out of an urn containing 8 green marbles and 10 blue marbles, three marbles are drawn in succession.…

A: Solution:We are given that an urn contains 8 green marbles and 10 blue marbles.(a) The probability…

Q: 3. If 20% of the bolts produced by a machine are defective, determine the probability that out of 4…

A: Solution here  P = defective bolts              =20%             =20100 = 15         q =…

Q: Assume that the playbook contains 16 passing plays and 15 running plays. The coach randomly selects…

A: There are 16 passing plays and 15 running plays. The total possibility of selecting 9 plays from 31…

Q: Assume that a particular professional baseball team has 10 ​pitchers, 5 ​infielders, and 10 other…

A: TO work out the required probability , using counting principles

Q: Of 120 students, 70 are studying Calculus, 50 are studying Filipino and 20 are studying Calculus and…

A:

Q: A financial services committee had 60 members, of which 8 were women. If 7 members are selected at…

A: There are total 60 members. Among them 8 were women. So (60-8)=52 are men.We can select any 7 people…

Q: Of the entering class at a college, 75% attended public high school, 16% attended private high…

A: The following information has been given: Let A be the event that student is in the Dean's list. Let…

Q: Suppose that 68% of people own dogs and suppose you pick two people at random. find the probability…

A: From the given information, the percent of people own dogs is 68% and the number of selected people…

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Given: To find the probability that at least five people use thier smartphones in meeting and…

Q: Of 9 available candidates for membership in a university committee, 5 are 4) (4 men and 4 are women.…

A:

Q: Assume that you have 8 red balls and 6 blue balls from which randomly to select two without…

A: According to the provided data, there are 8 red balls and 6 blue balls making a total of 14 balls…

Q: Assume that when adults with smartphones are randomly​ selected, 39​% use them in meetings or…

A: Define the random variable x as the number of adults using smartphones in meetings or classes. Here,…

Q: selected

A:

Q: A financial services committe had 60 members, of which 9 were women. If 7 members are selected at…

A: Given that, A financial services committee had 60 members, of which 9 were women. So (60-9)=51 are…

Q: Assume that when adults with smartphones are randomly​ selected, 52​% use them in meetings or…

A: Given, out of randomly selected adults with smartphones, 52% use them in meetings or classes. So, X…

Q: Of 120 students, 70 are studying Calculus, 50 are studying Filipino and 20 are studying Calculus and…

A: Of 120 students, 70 are studying Calculus, 50 are studying Filipino and 20 are studying Calculus and…

Q: A bowl contains 12 chips, of which 6 are red, 4 are white, and 2 are blue. If three Q.5. chips are…

A: The formula for combination is nCr = n! / [r! (n – r)!] = [n (n – 1) … (n – r + 1)]/r!. Explanation:…

Q: Assume that when adults with smartphones are randomly​ selected, 51​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 51​% use them in meetings or…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 51​% use them in meetings or…

A: From the given information p = 0.51, x= 2 and n = 5. The probability mass function of the binomial…

Q: three balls are drawn from an urn containing 2 black, 3 white, and 4 red balls. Determine the…

A:

Q: Assume that you have 8 red balls and 10 blue balls from which randomly to select two without…

A: According to the given information:Number of red balls=8Number of blue balls=10Total balls=18Number…

Q: Applicants for the presidency of the APIEMS job consists of 10 Filipinos, 8 Australians, 12 Chinese…

A: We have given that,  Applicant for the job belongs corresponding countries in the below,  Filipinos…

Q: There are 400 brunets, 150 blonds, 200 brown-haired people and 50 red-haired people. Find he…

A: Solution

Q: from a  group of 6 students  A  ,B,C,D,Eand F ,three  students  are  randomly selected n the…

A:

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: The probability that exactly 5 of them use their smartphones in meetings or classes is obtained…

Q: In a survey of 189 people, 139 expressed support for the governor. Find p and q, where p is the…

A: We have to find correct answer for given data..