Four students are running for student council president. Of 32 students polled, 5 chose Mike, 14 chose Patricia, 3 chose Brian, and 10 chose Karen. What is the probability, as a percent, of a girl winning the student council president position?
Q: A sixth grade class has 30 students. 15 of those students play baseball, 18 play basketball, and 10…
A: As per the rules of probability, PA∪B=PA+PB-PA∩B, where PA∪B denotes either A or B or both. PA ∩B…
Q: Ten club members are nominated for the following posts: a president, a secretary, a treasurer, and…
A: Given: Ten club members are nominated for the following posts: a president, a secretary, a…
Q: Three percent of the students at Lincoln High are in orchestra, 5% are in band, and 1% are in both.…
A: It is given that P( orchestra ) = 3% = 0.03P( band ) = 5% = 0.05P( orchestra and band ) = 1% = 0.01
Q: In a survey in a rural area, it is found that 32% of families from a barrio owns a milking cow and…
A: Given: Family owns a milking cow, P(A)=0.32. Family owns a poultry, P(B)=0.41. Family owns both,…
Q: In a survey of 275 people, 258 expressed support for the governor. Find p and q, where p is the…
A: We have to find p and q.
Q: On a grocery store shelf, there are 16 loaves of white bread and 15 loaves of wheat bread. A shopper…
A: The objective of this question is to find the probability that a shopper randomly selects a loaf of…
Q: A zoo has a collection of 400 flamingos. 180 of these flamingos are red. One day, a fence blew down…
A: Given : A zoo has a collection of 400 flamingos. 180 of these flamingos are red.
Q: A poll is given, showing 20% are in favor of a new building project. If 6 people are chosen at…
A: According to the given information,Probability of success, Sample size, n = 6Let X be a random…
Q: A set of coins is flipped. 25% of the coin set has a 20% chance of landing on heads. The other 75%…
A: Given that the set of coins are divided into two types.
Q: At a local college, 76 of the male students are smokers and 114 are non-smokers. Of the female…
A: GivenFor male:- No.of smokers = 76No.of non-smokers=114Total no.of male students = 190For…
Q: Julianna is baking cookies for her Hospitality Management. Out of 50 cookies she baked, 10 are…
A: From the provided information, Out of 50 cookies she baked, 10 are defective. Professor randomly…
Q: 88% of adults are high school graduates. If a random sample of 10 adults is chosen, find the…
A: p=0.88sample size(n)=10Let "x" no. of adults are graduatesx~Binomial(n=10,p=0.88)P(X=x)=
Q: Fifty-three percent of all people in the US have at least some college education. If 20 people are…
A:
Q: thirteen percent of adults are left handed. in a group of 30 adults, what is the probability of…
A: Let X=the number of lefty n=number of trials= 30 p=probability of success= 13%=0.13 X follows a…
Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…
A: Let X represent random variable n=5 p=0.08 X~ binomial (5, 0.08)
Q: 64% of all Americans are home owners. If 41 Americans are randomly selected, find the probability…
A:
Q: Erin has 4 cards, one with the letter A, one with the letter B, one with the letter C, and one with…
A:
Q: A teacher of a class of 25 students is trying to decide whether her class will play soccer, or…
A:
Q: Of 1100 students at Brown High School, 450 attended the first school dance of the year. Only 233…
A: Let define the events: A = Students attended the first school dance of the year B = Students…
Q: A physician said that 42 percent of his patients have allergic reaction to antihistamine. What is…
A:
Q: Suppose that kearny Hight school ,37%are juniors,54% are female, and 28%are female and juniors .Find…
A:
Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…
A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…
Q: Five hundred people have purchased raffle tickets. What is the probability that he or she will not…
A:
Q: A poll is given, showing 55% are in favor of a new building project. If 6 people are chosen at…
A: The total number of trials n=6The number of successful trials x=5The probability of success p= 55%…
Q: 45% of consumers prefer to purchase electronics online. You randomly select 8 consumers. Find the…
A: Given, 45% of consumers prefer to purchase electronics online. You randomly select 8 consumers. (a)…
Q: A financial services committee had 60 members, of which 10 were women. If 9 members are selected…
A:
Q: You randomly select one card from a 52-card deck. Find the probability of selecting the king of…
A: It is known that Number of cards in a deck = 52 Number of king of diamonds = 1 Number of two of…
Q: thout replacement. Fin
A: It is asked Find the probability that two of the cards drawn are aces Let A be the events such…
Q: An introductory nursing class has 9 freshman males, 15 freshman females, 8 sophomore males, and 12…
A: Given data, freshman males=9 freshman females=15 sophomore males=8 sophomore females=12 Total =44…
Q: A box contains 16 colored mugs: 4 red, 6 yellow and 6 green. Draw two mugs in succession without…
A: Given that, Total colored mugs = 16Red mugs = 4Yellow mugs = 6Green mugs = 6
Q: 0% of the senior class is female. Of the females, 20% are school athletes. What is the probability…
A: Probability is defined as the sum of favorable ways of an events divided by the total number of…
Q: In a recent survey, 80% of the citizens in a community favored the building of a post office. If 15…
A: Solution
Q: The acts in a talent competition consist of 4 instrumentalists, 10 singers, and 6 dancers. If the…
A: Given that, There are 4 instrumentalists There are 10 singers There are 6 dancers. The probability…
Q: Ninety percent of the graduates of State University who apply to a particular medical school are…
A: The objective of this question is to find the probability that only four out of six applicants from…
Q: The CDC found that 20 % of high school student vape . If 12 high school students are randomly…
A: Given information n=sample size=12, p=probability of high school student vape
Q: In a cross country race of 40 athletes, 10 of them are on the same team. The probability that the…
A: We have given that, In a cross-country race of 40 athletes, 10 of them are on the same team. The…
Q: A poll is given, showing 55% are in favor of a new building project. If 9 people are chosen at…
A: If 9 people are chosen at random, Probability of exactly 1 of them favors the project: 0.00832…
Q: From a commitee of 12 people, 3 of these people are randomly chose to be president, vice president,…
A: Given: From a committee of 12 people, 3 of these people are randomly chose to be president, vice…
Step by step
Solved in 2 steps
- Three percent of the students at Lincoln High are in orchestra, 5% are in band, and 1% are in both. If a student is selected at random, what is the probability that the student is in orchestra or band?JP got a bag full of colorful marbles. There were 35 of them: 8 orange, 6green, 4 blue, 5 red, and 12 yellow. After shaking the bag, she randomlyselected two marbles from the box. What’s the probability that the firstone was yellow and the second one was red?Four people buy raffle tickets and place all of their tickets into a hat. Raphael bought 8 tickets, Leonardo bought 3 tickets, Michelangelo bought 4 tickets, and Donatello bought 14 tickets. If a person randomly selects one raffle ticket from the hat, what is the probability that Raphael purchased the ticket? Write your answer as a decimal and round three decimal places.
- 52% of dogs enjoy biting the mailman. Select 5 random dogs. What's the probability AT LEAST 1 Enjoys biting the mailman, in percentage formAbout 45% of students participate in a community volunteer program outside of school. If 50 students are selected at random, find the probability that at most 25 of them participate in a community volunteer program outside of school.33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 30 college students are randomly selected, find the probability that exactly 8 of them major in STEM.
- Charles has six songs on a playlist. Each song is by a different artist. The artists are Joey McIntyre, Whitney Houston, Aaron Carter, Shakira, Shania Twain, and Phil Collins. He programs his player to play the songs in a random order, without repetition. What is the probability that the first song is by Aaron Carter and the second song is by Joey McIntyre? Write your answer as a fraction or a decimal, rounded to four decimal places. The probability that the first song is by Aaron Carter and the second song is by Joey McIntyre is .31% of all college students major in STEM (Science, Technology, Engineering, and Math). If 44 college students are randomly selected, find the probability that exactly 11 of them major in STEM.At The Fencing Center, 60% of the fencers use the foil as their main weapon. We randomly survey 28 fencers at The Fencing Center. We are interested in the numbers that do not use the foil as their main weapon. Find the probability that eleven do not use the foil as their main weapon.
- Of the patients at a cardiac rehabilitation centre, 36% lead a sedentary lifestyle and have had a heart attack. If 78% of the patients lead a sedentary lifestyle, find the probability that a randomly selected patient has had a heart attack, given that he or she leads a sedentary lifestyle. Answer:27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 34 college students are randomly selected, find the probability that exactly 10 of them major in STEM.In a survey of 189 people, 139 expressed support for the governor.Find p and q, where p is the probability of randomly choosing a person who supports the governor in the survey. p= q=