3) The results of a survey of a group of 100 people who like either coca cola or pepsi is shown in the table below: Соса Cola Pepsi 25 Male 30 Female 20 25 i) If a person is selected at random from the group, what is the probability that he/she like pepsi. [2] ii) If a person is selected at random, what is the probability that he/she likes pepsi given that this person is female. [3]

Q: 20) In one town, 45% of all voters are Democrats. If four voters are randomly selected for a survey,…

A: This is the case of binomial because there are only two possible outcomes, i.e., Democrats or not…

Q: Lots of 40 components each are dimmed and acceptable if they contain 3 or more defective. The…

A: Hyper geometric distribution is a type of discrete distribution. It is used to estimate the…

Q: 10 animals are randomly put into a line. There are 3 cats and 4 dogs. What is the probability all…

A: Solution

Q: If three cards are randomly selected in a deck of 52 cards, what is the probability of selecting the…

A:

Q: A survey showed that 50% of customers like Toyota cars, 40% customers like Nissan cars, and 70% like…

A: A survey showed that 50% of customers like Toyota cars, P(toyota) = 0.5 40% customers like Nissan…

Q: what is the probability that the chosen student is a psychology or anthropology student ?

A: Given that Number of anthropology students = 7 Number of socialogy students = 3 Number of psychology…

Q: Assume that when adults with smartphones are randomly​ selected, 61​%use them in meetings or…

A:

Q: With 5 professors and 15 students to choose from, what is the probability of choosing 12 people for…

A: The probability of choosing a committee of 2 professors and 10 students is approximately…

Q: you have 20 jelly beans in a jar: 2 yellow, 3 blue, 4 green, 5 red, 6 orange jelly beans (a) if you…

A: There are 20 jelly beans in a jar: 2 yellow, 3 blue, 4 green , 5 red and 6 orange jelly beans. First…

Q: Subjects were randomly chosen for a clinical trial consisting of 87 women and 88 men. 17 of the…

A:

Q: Eight people in the class are left-handed . If there are 32 students in the class, what is the…

A:

Q: find the probability that the student smokes but does not consume alcoholic beverages.

A: Given, Total number of students = 915 LetA= Probability student smoke =267915B= Probability student…

Q: Subjects were randomly chosen for a clinical trial consisting of 87 women and 88 men. 17 of the…

A:

Q: (1) What is the probability that the driver meets with an accidents? (ii) What is probability the…

A: Let us define some events A : The person is truck driver. B : the person is motorbike driver. C :…

Q: If a class has 8 boys and 10 girls, determine the following ( assuming that the order of selection…

A: In question, Given that If a class has 8 boys and 10 girls. Then we'll find,  (a). The number of…

Q: You have two categories of friends on social network (of your choice), namely friends and family.…

A: Given:- total contacts  = 346 family members = 92 female family members = half of family members…

Q: Assume that when adults with smartphones are randomly​ selected, 63​% use them in meetings or…

A:

Q: A warehouse employs 22 workers on first​ shift, 15 workers on second​ shift, and 14 workers on third…

A: Given data: 22 workers on first​ shift,  15 workers on second​ shift, 14 workers on third shift.…

Q: A class consists of 10 male and 30 female students. Of the 30 females, only 5 did not have pet. Six…

A: The probability of an event E  is defined as the ratio of favourable number of outcomes to the total…

Q: Consider a box that contains 4 marbles of different colors (red, yellow, blue and green.) If two…

A: Given that: Total number of marbles in a box = 4  There are 1 red marble, 1 yellow marble. 1 blue…

Q: Suppose a class has 30 students, 13 male and 17 female. What is the probability that if a teacher…

A: It is given that the class consists of 30 students of which 13 are male and 17 are female. Teacher…

Q: Twelve adults were surveyed and asked how many children they had. The results are:…

A: Twelve adults were surveyed . The results are:  1,3,0,2,2,0,1,1,3,2,0   Number of adults with  at…

Q: One drawer in a dresser contains 8 blue socks and 6 white socks. A second drawer contains 4 blue…

A: In first drawer:no.of blue socks=8no.of white socks=6Total no.of socks=14In 2nd drawer:no.of blue…

Q: A conference is attended by 10 social workers and 4 auditors. If four different participants are…

A: In the given problem we have given that, a conference is attended by 10 social workers and 4…

Q: ) What is the probability they got bit by a mosquito or a deer fly (or both)? ) What is the…

A: The events are M : bitten by mosquito D : bitten by a deer fly Given that P(M) = 0.65, P(D) = 0.26,…

Q: ) A bridge hand is made up of 13 cards from a deck of 52. Find the probability of a hand with 6 of…

A: select 13 cards from 52 card deck.  P(six cards of one suit,4 of another suit and 3 of another suit)…

Q: A bag has 15 red, 15 blue, and 15 yellow marbles in it, what is the probability of drawing 2 red…

A:

Q: A poll is given, showing 75% are in favor of a new building project, if 8 people are chosen at…

A: Answer: From the given data, Sample size(n) = 8 p = 75% = 0.75 X follows binomial distribution (n,p)

Q: Assume that when adults with smartphones are randomly​ selected, 49​% use them in meetings or…

A:

Q: From a sack of fruit containing 10 oranges, 4 apples, and 6 bananas, a random sample of 8 pieces of…

A:

Q: If a classroom of 32 students has 7 males (5 of who are single and 2 who are married) and 25 females…

A: Given,no.of single males=5no.of married males=2no.of single females=7no.of married females=18total…