@ 2/30 b) 3/5 c) 2/3 O 1/10

Q: 4. A box of ten items contains 7 good and 3 defective items. If a sample of two items is selected,…

A: 4. There are totally 10 items in a box out of which 7 are good and 3 are defective. The sample of…

Q: In a group of students, 70% are taking an English class and 19% are taking a Chemistry class. Among…

A: Given that, P(E)= 70% = 0.70 P(C)= 19%= 0.19 P(C/E)= 7%= 0.07 P(C Ω E)=?

Q: 1. in a group of 100 moviegoers, 40 people like cats, 20 people like dogs, and 8 people like both…

A: Hello. Since your question has 2 parts, we will solve first question for you. If you want remaining…

Q: The probability that brown-eyed parents, both with the recessive gene for blue, will have a child…

A:

Q: Suppose a research has a random sample of 106 social robots, 63 were built with legs only, 20 with…

A: Dear student ,as per written in guidelines we answer first three subparts only. Solution.

Q: From a group of 9 boys and 12 girls, a committee of 4 students is chosen at random. a. What is the…

A: Given: 9 boys 12 girls Total = 12+9 =21 students

Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

A: Total number of students i.e. nT=80 Number of students studying French i.e. nF=20 Number of students…

Q: The dean of a business school wishes to form an executive committee of 6 from among the 40 tenured…

A: Given information: Number of executive members whose committee has to be formed = 6 Number of…

Q: 5. In a certain town 40% have brown hair, 25% have brown eyes and 15% have both brown hair and brown…

A:

Q: If 20% of the residents in a US city prefer a white telephone over any other color available, what…

A: Givenp=0.20n=1000x~Binomial(n=1000,p=0.20)P(X=x)=(nx)×px×(1-p)n-x   ;  x=0,1....,n

Q: Suppose 55% of students are female, of which 4/5 (44%) have long hair, and 45% are male, of which…

A:

Q: Suppose that 70% of a town’s population have brown eyes, 40% have black hair, and 30% have both…

A: We have given  that population have brown eyes = 70% =0.70 population have black hair = 40% = 0.40…

Q: A bag of 40 marbles contains 17 marbles with red on them, 13 with blue on them 15 with green on…

A:

Q: 2. Suppose that 5 percent of men and 0.25 percent of women are color-blind. A color-blind person is…

A: Probability is the chance of occurrence of observation can involve in the sample or event with equal…

Q: 4. Assume that 13% of people are left-handed. If we select 10 people at random, what is the…

A: There are different type of discrete distributions, some of them are binomial, Bernoulli, Poisson,…

Q: Suppose 38% of the teachers at a high school are male teachers. What is the probability that of your…

A: In question, Given that 38% of the teachers at a high school are male teachers. Then we'll find the…

Q: A box contains 8 batteries, 3 of which are defective. What is the probability that, if a sample of 5…

A: Given that a box contains 8 batteries, 3 of which are defective.  Sample size = 5

Q: 2. A Engineering team has 120 members, of whom 44 are Electrical Engineers, 30 are Mechanical…

A: sample size = 120 Let E: Electrical engineers      M: Mechanical engineers PE: 44120=0.367PM:…

Q: (a) Suppose that 17 lightbulbs in a box of 65 lightbulbs are broken and that 3 are selected at…

A: Solution-: Let, X=Number of lightbulbs broken in the sample Given: N=65,M=17, n=3 We find, (a)…

Q: From a bag containing 6 white balls, 3 black balls, and 13 red balls, two balls are drawn at random.…

A: To find: The probability that both the ball being red. Given: There are 6 white balls, 3 black…

Q: A company has 140 employees of which 30 are supervisors. Eighty of the employees are married and 20…

A: Given data, P(Married)= 80/140 = 0.5714 P(Supervisor | Married)= 0.20 P(Married and supervisor)=?

Q: Suppose 38% of the teachers at a high school are male teachers. What is the probability that of your…

A: Let x follows binomial distribution with parameters n = 6 and p = 0.38   The pdf of binomial…

Q: A small company has 5 part time employees and 10 full time employees. Of the part time employees, 3…

A: Introduction: In random experiment, mutually exclusive events are very important. These events are…

Q: Twelvejurors are randomly selected from a population of 4 million residents. Of these 4 million​…

A: Proportion is almost similar to the concept of probability. Proportion is a fraction of population…

Q: Suppose 30% of smoke alarms produced by a company are defective. A family purchases 3 smoke alarms…

A:

Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

A:

Q: 6-) If three balls are randomly drawn from a bow containing (6) white and (5) black balls, what is…

A: Number of white balls are 6 and number of black balls are 5, so total number of balls are 6+5=11. 3…

Q: 6. If someone randomly chose there entrée and side, what is the probability they are/not having a…

A: Combination: Combination is nothing but the number of ways to choose r distinct objects from…

Q: 4.8) Suppose that 5 percent of men and 0.25 percent of women are color-blind. A person is chosen at…

A:

Q: A personal computer manufacturer buys 37% of its chips from Japan and the rest from the United…

A: GIVEN DATA : Chips bought from Japan are 37% and 100-37%=63% from United States…

Q: It has been determined that 65% of all Canadians have brown eyes and that 11% of Canadians are…

A: From the given information, The percentage of Canadians have brown eyes is 65%. The percentage of…

Q: 7. Suppose that 30 golfers enter a tournament and that their respective skill levels are…

A: Given that  Number of golfer n(golfer) = 30 n(F) = 10 n(M) = 20 n( Female and 40 year younger) = 6…

Q: andomly selected from a population of 4 million residents. Of these 4 million​ residents, it is…

A: a). Given: x=2n=12 The formula for proportion is,p=x/n The calculations for the proportion is as…

Q: A committee of three is to be formed from a group of 12 members; in which there are 6 females and 6…

A: Given: A committee of three is to be formed from a group of 12 members; in which there are 6 females…

Q: Suppose box A contains 2 red balls and 3 blue balls and box B contains 4 red balls and 3 blue ball.…

A:

Q: American Highway Safety Administration show that on an average weekend night, 1 out of every 8…

A: Givenp=18=0.13n=448x~Binomial(n=448,p=0.13)P(X=x)=Cxn px (1-p)n-x ; x=0,1,...,n

Q: 8. It is estimated that 80% of people in Cyprus take paracetamol for headache treatment. Out of 5…

A: The Binomial probability mass function formula is stated as below                          P(X=x)…

Q: According to the United States Census Bureau, 18.3% of all households have 3 or more cars. In a…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 4. There are 20 socks in a drawer, 10 blue and 10 black. Two socks are selected at random from the…

A: As per our guidelines, we are allowed to answer first question only. Thanks   Q-4 ) There are 20…

Q: The probability that​ brown-eyed parents, both with the recessive gene for​ blue, will have a child…

A:

Q: In a class of 78 students 41 are offering French, 22 are offering German. Of the students offering…

A: Addition Rule of Probability:   Let A and B be the two events. The event A occurs or B occurs or…

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: Probability is the chance of occurrence of each observation can involve in the sample with equal…

Q: A certain young lady is out to find a new boyfriend.  She knows from Wikipedia that 40% of all men…

A: Given: Percentage of men having black hairs= 40% Percentage of men having brown hairs= 30%.…

Q: The probability that​ brown-eyed parents, both with the recessive gene for​ blue, will have a child…

A:

Q: A committee of size 5 is to be selected from a group of 6 men and 9 women. If the selection is made…

A: There are totally 15 people in which 6 are men and 9 are women. The number of ways selecting…

Q: 2. In a class of 29 students, 15 like Social Studies and 21 like Math. If 14 of them like both…

A: As per our guidelines we are suppose to answer only one question 2)GivenTotal no.of students =…

Q: A Psychology class consists of 14 males and 36 females. If a random sample of n =3 students are…

A: Given that there are 14 males and 36 females. Given that n=3.

Q: In a group of 36 university students, there are nine who are fluent in English, four in French and…

A: Obtain the probability that he is fluent in French and known to be fluent in English.   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.