What is the implied probability that a teen owns a cell phone? b. Given that a teen owns a cell phone, what is the probability that he/she is an older teen? c. Given that the teen owns a cell phone, what is the probability that he/she is a younger teen?

Q: Based on a smartphone survey, assume that 42% of adults with smartphones use them in theaters. In a…

A: Given, P=42% of people of people use smartphones in theatres. no. of people use smartphones in…

Q: 2. An Italian web site claims that 80% of all downloads consist of books by foreign authors.…

A:

Q: Approximately 6% of American drivers d not text while they drive. Suppose you are working with a…

A: It is given that the proportion of American drivers do not text while they drive (p) is 0.06 and the…

Q: What is the joint probability of being between the ages of 18 and 40 and most commonly using a…

A: Step 1 In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: According to the information in the table, what is the probability that a randomly chosen US adult…

A: here given approximate probability of marital status categories for adult in the united states '

Q: 2) The fitness center receives an average of two emails from customers every three minutes. a. What…

A: GivenAn averge of 2 emails from customers every three minutesLet "x" be the no.of no.of mails…

Q: A survey of top executives revealed that 29% of them regularly read Time magazine, 22% read…

A: The answer is attached below,

Q: According to Internal Revenue Service records, 1.68% of all household tax returns are audited.…

A: Let A be the event all household tax returns are audited.B be the event all households own a…

Q: On-Time Airlines. The Office of Aviation Enforcement and Proceedings (OAEP) publishes important…

A: a. The probability of all flights arriving at U.S. airports is 0.76 and the number of arrivals in…

Q: The Statistical Abstract of the United States reported that 18.2% of students whose post secondary…

A: Let X be the number of students whose post secondary degrees were health professions and related…

Q: A bank determines that 10% of all borrowers default loans. Answer the following questions, when, in…

A: Givenp=0.10sample size(n)=15Let "x" be the no.of loans are…

Q: Ecording tó thẻ Nèw York Times, eleven percent of parents helped their college ildren write an…

A: Given data,p=11%=0.11n=7P(X≤2)=?

Q: According to the Federal Insurance Agency statistics, the proportion of teenage drivers between the…

A: It is given that n=100 and p=0.54.

Q: In a poll conducted on February 3 through 18 in 2021  41% of the United States was found to be…

A: According to the given information,Probability of success, p = 41% = 0.41Sample size, n = 10Let X be…

Q: According to the Cable and Telecomm. Association for Marketing, 30% of cable television subscribers…

A: Given : n = 15 p = 0.30 Let X be the number of cable television subscribers.

Q: That should I buy? A study conducted by the Pew Research Center reported that 58% of cell phone…

A:

Q: A study assessed the accuracy of self-reported smoking status. Among self-reported nonsmokers, 92…

A: Formula: probability is the number of favourable response divided by total number of sample size.

Q: Privacy is a concern for many users of the internet. One survey showed that 62.5% of internet users…

A:

Q: Based on a smartphone survey, assume that 40% of adults with smartphones use them in theaters. In a…

A: Given proportion of adults using smartphones in theatres = p = 0.40.the total adults with smart…

Q: It is known that 15% of the seniors in a large high school will enter military service upon…

A: Given,15% of the seniors in a large high school will enter military service upon graduation. That…

Q: Atlantic Airways flights were late (arrived or departed 15 minutes late or more). A random sample of…

A: We have given that  Number of trials n=140 Success of probability p =20.4%=0.204 We use normal…

Q: etter than those without cats? To help answer this question, a cat enthusiast obtained a random…

A: Do you have a Cat? Yes No How well do you sleep? Good Neutral Bad     Good…

Q: Based on a smartphone survey, assume that 60% of adults with smartphones use them in theaters. In a…

A:

Q: According to a government statistical​ organization, the unemployment rate for workers aged 22 to 25…

A: Given data: p = 5.7% Sample size (n) = 90 To find: a. What is the probability that 6 or fewer will…

Q: 1. Reports suggest that 62.6%% of United States' homes have a fireplace, 36.5% have a garage and…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: according to study, 75% of K-12 schools or districts in a county use digital contents such as…

A: It is given that, 75% of K-12 schools or districts in a county use digital contents such as ebooks,…

Q: According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that…

A: Let us denote: Tampa Bay Buccaneers will score a touchdown on their opening drive = A  the defense…

Q: 5. Out of all registered vehicles in California, 95% of them pass the State Emissions Test. If ten…

A: Given information Probability of passing the emission test p = 0.95 10 vehicles are selected X…

Q: According to the U. S. Statistical Abstract 2009, about 25% of persons age 18 - 24 participated in…

A: Given, p = 25% = 0.25 n = 64

Q: What is the probability that the Bucs will score a touchdown on their first drive

A: Define some events A: Bucs defense will have 3 or more sacks in the game. B: Bucs will score a…