A national survey found that 42​% of adults ages​ 25-29 had only a cell phone and no landline. Suppose that three ​25-29-year-olds are randomly selected. Complete parts a through c below. a) What is the probability that all of these adults have only a cell phone and no​ landline? b) What is the probability that none of these adults have only a cell phone and no​ landline? c) What is the probability that at least one of these adults has only a cell phone and no​ landline?

Q: In a survey of consumers aged 12 and​ older, respondents were asked how many cell phones were in use…

A: In a survey of consumers aged 12 and​ older, respondents were asked how many cell phones were in use…

Q: 33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 45…

A: Note: Hey, since there are multiple subparts are posted, we will answer first three subparts for…

Q: survey was done in regards to what type of animals are preferred as pets. Each respondent selected…

A: From the given information we find the probability.

Q: Assume that there are 15 frozen dinners: 5 pasta, 5 chicken, and 5 seafood dinners. The student…

A: The student can select any 5 dinners from 15 dinners in 15C5= 3003 ways Let us denote X= number of…

Q: What is the probability that the set selected contains the letter A and does not contain the letter…

A: Here An experiment consists of randomly selecting a set of 5 letters from the 26 letters in the…

Q: The probability that exactly 2 of the rocks are sedimentary is

A:

Q: A company reduces its workforce from 32 to 28 employees. The CEO states that employees were fired at…

A: There were total 32 employees. If 4 employees were randomly selected and fired then the number of…

Q: Suppose a math class contains 31 students, 19 females (two of whom speak French) and 12 males (three…

A: We have given that a math class contain 31 students, 19 females( 2 speaks French) and 12 males(3…

Q: Suppose a math class contains 47 students, 24 females (four of whom speak French) and 23 males (six…

A:

Q: The mathematics department of a college has 14 male professors, 15 female professors, 9 male…

A:

Q: 8. 18 members of our class line up for the "Data Club" math photo. If we line up randomly what is…

A:

Q: What probability should be found? A. 1-P (5 female undergraduates take on debt) В. 1+ P (5 female…

A: p = 0.109n = 20

Q: A survey has four question True/False was given out. You randomly pick one out of the stack.…

A:

Q: In a certain college, 20% of the physics majors belong to ethnic minorities.  If 10 students…

A: Given information- We have given a problem of the binomial distribution. Probability of the physics…

Q: The American Red Cross says that about 45% of Caucasians in the U.S. have Type O blood, 40% Type A,…

A: Given that The O is the event of type O blood The A is the event of type A blood The B is the event…

Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…

A:

Q: A class consists of 40 psychology majors, 30 criminal justice majors, and 30 nursing majors.  If one…

A: Given, A=Psychology major n(A)=40 B=Criminal justice major n(B)=30 C=Nursing major n(C)=30

Q: According to the 2020 census, 39.84% of Connecticut adults hold at least a bachelor’s degree. If…

A: In question, Given that According to the 2020 census, 39.84% of Connecticut adults hold at least a…

Q: Of 100 job applicants to the United Nations, 20 speak French, 30 speak German, and 14 speak both…

A:

Q: Of the cartons produced by a​ company, ​4% have a​ puncture, 3​% have a smashed​ corner, and 0.7​%…

A: Probability quantifies the chances of the happening of an event. The probability values always lie…

Q: Suppose a math class contains 42 students, 18 females (six of whom speak French) and 24 males (four…

A: given that , total students =42 , female students = 18, male students = 24. Female students who can…

Q: Assume that when adults with smartphones are randomly​ selected, 57​% use them in meetings or…

A:

Q: Of 350 workers surveyed in an industrial community, 65 worked in the lumber yard and 30 work in the…

A: Total number of worker surveyed in community is 350. The number of worker for yard is 65. The number…

Q: 33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 33…

A: I will use excel to solve this question.…

Q: The chart below summarizes data related to the number of cars stopped for speeding on Route 195. The…

A:

Q: 66% of all students at a college still need to take another math class. If 42 students are randomly…

A: It is given that the probability of a student still need to take another math class is 0.66 and 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.