In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of the juniors are males. If a student is selected at random, find the probability of a junior or a female. O 1 О 4/7 6/7 5/7

Q: In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of…

A:

Q: Given that there is a 0.82 probability that a randomly selected adult knows what Twitter is. Find…

A:

Q: 6. A class for engineers consists of 25 industrial, 10 mechanical, 10 electrical and 8 civil…

A: The answer is attached below,

Q: QI/(a) Of 120 students, 60 are studying French, 50 are studying Spanish, and 20 are studying French…

A: Given : Of 120 students , 60 are studying French , 50 are studying Spanish and 20 are studying…

Q: A golf ball is selected at random from a golf bag. If the golf bag contains 8 type A balls, 5 type B…

A: Number of type A balls = 8 Number of type B balls = 5 Number of type C balls = 3 Total number of…

Q: 3. Suppose at a small college, 30% of the students are freshmen, and 60% of the students live on…

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Q: 1 In a high school graduating class of 100 students, 54 studied mathematics, 69 studied history, and…

A:

Q: A single card is drawn from an ordinary 52-card deck. Find the probability of, jack. O 1/13 O 1/4

A: Given: Total number of cards = 52 Number of jacks = 13

Q: A class in advanced physics is comprised of ten juniors, 30 seniors and 10 graduate students. The…

A: 1. Probabilitity=1050=15

Q: A foreign student club lists as its members 2 Canadians, 3 Japanese, 5 Italians, and 2 Germans. If a…

A: Answer : Canadians = 2  Japanese = 3 Italians = 5  Germans = 2 Total students = 2+3+5+2 = 12 Number…

Q: A class in advanced physics is composed of 10 juniors, 30 seniors, and 10 graduate students. The…

A: Given data:     The numbers of juniors in the class are: n(J)=10. The numbers of seniors in the…

Q: In a class, there are 30 students from Ankara, 50 from Istanbul and 20 from other cities. If a…

A: Classical Definition of Probability: If there are n mutually exclusive, exhaustive and equally…

Q: A golf ball is selected at random from a golf bag. If the golf bag contains 5 type A balls, 8 type B…

A: Here  the golf bag contains 5 type A balls, 8 type B balls, and 3 type C balls, Then, total balls =…

Q: A weighted coin with Pr[H]=0.3Pr[H]=0.3 is flipped 3 times. What is the probability the first and…

A: Given, P(H)=0.3 P(T)=1-P(H)        =1-0.3     =0.7 Number of flips=n=3

Q: 3. Suppose at a small college, 30% of the students are freshmen, and 60% of the students live on…

A:

Q: 45% of the population has Type o blood.  Find the probability that exactly 6 people in a group of 10…

A: The binomial probability rule states that the probability of (x) success and (n-x) failures in (n)…

Q: A company is to appoint a person as its managing director who must be an M. Com, M.B.A., and I.A.S,…

A:

Q: The probability that a student owns a CD player is 3/5. If eight students are selected at random,…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: In a class of fifteen boys and ten girls, students are randomly chosen to give their speeches. What…

A: First of all we will list the total number of boys and total number of girls. Now we will use the…

Q: A group of students is surveyed and 55% of the group is from Midland and 40% of the group like…

A: According to the provided data, the probabilities are;

Q: It is known that a certain a college, 20% of the students go to college by car. (a) If 20 students…

A: As per given by the question, 20% of the student go to college by car. Now, (a). if 20 student from…

Q: At a certain umiversity, 4% of men are over six feet tall and 1% of women are over 6 fee tall.…

A: Given P(A l B) =0.01 P(B) =0.6 P(A l B') =0.04

Q: the 195 students in the senior class, 104 study Spanish and 85 study French, with 12 studying both…

A: Given query is to find the Indicated probability.

Q: Of the students living in the dormitories at a university, 58% live at west hall, and the rest at…

A: Given that 58% live at west hall, so (100-58)%=42% live at the south tower.  Given: A sandwich shop…

Q: A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold…

A: Here, the total number of customers is 2000. Number of customers who hold Visa is 1500 Number of…

Q: In a class of 40 students, 18 are male and 22 are female. Two-thirds of the male students and…

A: We have given that  The total number of students = 40  Total number of male = 18 Total number of…

Q: A survey of 1000 students found that 41% of the surveyed students were freshmen, 31% were juniors,…

A: Given that 1000 students were surveyed.

Q: At a party, there are 32 men, 16 of whom are without dates and 28 women, 12 of whom are without…

A: There are 32 men of with 16 are without date and 28 women of which 12 are without dates. Therefore…

Q: In a math class of 30 students, 17 are boys and 13 are girls. On a unit test, 4 boys and 5 girls…

A: Given,no.of boys=17no.of girls=13Total no.of students=30no.of boys made an A grade=4no.of girls made…

Q: According to a survey, 67% of the students at Delta own a calculator. A group of 9 students is…

A:

Q: An experiment consists of randomly selecting one of three coins, tossing it, and observing the…

A: Let E1, E2, and E3 are the respective events of choosing a two headed coin, a biased coin, and an…

Q: Presumably, each student writing this examination is doing so independently of all other students.…

A:

Q: According to a report from a particular university, 46% of female undergraduates take on debt. Find…

A: From the given information, n = 7, x = 0 and p is 0.46.

Q: In a certain community, 20% of the families own a dog, and 20% of the families that own a dog also…

A: Let us denote D= dog owner C=cat owner   Given that, P(D)=20%= 0.20 P(C|D)= 20%=0.20 P(C)=34%=0.34

Q: A financial services committee had 60 members, of which 9 were women.  If 8 members are selected at…

A: Given, 8 members are selected at random from a committee of 60 members, then the total number ways…

Q: A group of people were asked if they owned a dog. 194 responded "yes", and 297 responded "no". Find…

A: Total number of people: 194 + 297 = 491

Q: 3) The results of a survey of a group of 100 people who like either coca cola or pepsi is shown in…

A: There are two cases which are gender and drink. Gender has 2 types which are male and female. Drink…

Q: A card is drawn from an ordinary deck of cards and replaced, then a second card drawn. Find the…

A:

Q: At a certain university, 5% of men are over six feet tall and 2% of women are over 6 feet tall.…

A: Given information: It was stated that 5% of men are over six feet tall. 2% of women are six feet…

Q: At a certain high school, calculus is a very popular subject. The class consists of 60% seniors, 30%…

A: Given that The class consists The seniors           =  60%  =  0.60  The juniors            =    30%…

Q: In a survey about what time people go to work, it was found that 8.2 million people go to work…

A: Number of people work between midnight and 6 A.M = 8.2 Million Number of people work between 6 A.M.…

Q: Find the probability that we obtain the Governor (G) and Treasurer (T). (b) Find the probability…

A: As reported by The World Almanac, the top 5 state officials of Oklahoma are Governor (G), Lieutenant…

Q: A local trade union consists of plumbers and electricians. Classified according to rank: Apprentice…

A: Given,   Apprentice Journeyman Master Total Plumbers 55 40 10 105 Electricians 25 40 10 75…

Q: At a certain university, 4% of men are over six feet tall and 1% of women are over 6 feet tall.…

A: Given: Let M denote Men W denote women O denotes over 6 ft tall. P (M) = 0.60 P (W) = 0.40 P (O | M)…

Q: A golf ball is selected at random from a golf bag. If the golf bag contains 8 type A​ balls, 5…

A: No.of type A balls =  8 No.of type B balls = 5 No.of type C balls = 6 Total number of balls =19…

Q: 3. An ENGDATA class for engineers consists of 5 industrial, 10 electronics, 12 mechanical, 10…

A: Solution

Q: out of 180 law students surveyed, 90 took Contract Law, 50 took Administrative Law, and 20 took…

A:

Q: In a certain college, 4% of the men and 1% of the women are taller than 6 feet. Furthermore, 60% of…

A: Let T=taller than 6 feetW=womenM=menGiven,P(T|M)=0.04P(T|W)=0.01P(W)=0.6P(M)=0.4

Q: A class contains 10 men and 20 women of which half the men and half the women have brown eyes. Find…

A: Given,no.of mens=10no.of womens=20no.of mens have brown eyes=5no.of womens have brown eyes=10

Q: A foreign student club lists as its members 2 Canadians, 3 Japanese, 5 Italians, and 2 Germans. If a…

A: We have to use classical probability theory to find the probability.