According to the U.S. Census Bureau, 42.8% of U.S. households connected to the Internet using a cable modem in 2013, while 33.1% used mobile broadband, 21.2% of households used DSL, and only 1.0% of households used a dial-up connection. No Internet connection was present in 25.6% of homes. What is the probability that a randomly selected household had either a cable modem or mobile broadband?     Which answer choice is correct?   a.) 9.7% b.) 14.2% c.) 75.9% d.) Cannot be determined

Q: Adult Americans were asked if they felt that food packaging labels were truthful. Sixty-seven…

A: GIVEN DATA P( felt that food packaging labels were truthful) = p = 0.67 sample size (n) = 90 x = no.…

Q: According to the National Center for Education Statistics, 17% of all people in the United States,…

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Q: According to the 2011 Gallup daily tracking polls (https://www.gallup.com, February 3, 2012),…

A: The objective of this question is to find the probability that fewer than 45 respondents of a random…

Q: According to some estimates, approximately 34.3% of the American population has A+ blood.  Suppose…

A: From the provided information, 34.3% of the American population has A+ blood that is p = 0.343…

Q: An economics professional body estimates that 75% of the students taking undergraduate economics…

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Q: A federal study showed that 63.8%of occupants involved in a fatal car crash wore seat belts. Ofthose…

A: Define the events: E : Event that the occupant was ejected from the vehicle A: Event that the…

Q: According to a WHO poll, 66 percent of the world's population experiences severe stress at least…

A: Solution

Q: Every year, many people hiking the Australian Outbacks are reported to be lost, and around 34% of…

A: Conditional Probability: Let A and B be two events with P(A) > 0. Then the conditional…

Q: The Harvard School of Public Healthcompleted a study on alcohol consumption on college campuses in…

A: E : Event that a chosen student abstained from alcohol. w: women attends an all-women school w':…

Q: According to an article published at heart.org in 2015 regarding a variety of US health data: Given…

A: Solution: Given information: Let A  be the event that someone in the US has a first time  heart…

Q: information when using a public Wi-Fi hotspot? How is the result affected by subjects volunteered to…

A: Given that  Number of trials n=4 Success of probability p=0.61 ,q=1-p=0.39 X~Bin(n,p)…

Q: According to estimates, 0.3 percent of residents in a given city own dogs. Calculate the likelihood…

A: The question is about discrete prob. distribution Given : Prob. that residents in a city own a dog (…

Q: Based on a​ poll, 69​% of Internet users are more careful about personal information when using a…

A: Given Data Probability of success,p = 0.69 Probability of failure,q=(1- 0.69 )= 0.31…

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

A: Let A be the event of the bucs score a touchdown on opening drive. PA=0.12 Let B be the event that…

Q: The national weather service states that 40% of hurricanes that make landfall on the east coast of…

A: we have to find probability that in a sample of 19 hurricanes that make landfall on the east coast…

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…

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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: 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: Test whether a majority of Kansas residents planned to set off fireworks on July 4th. In other…

A: Testing of population proportion is used here which is a binomial test that compare a proportion of…

Q: According to Internal Revenue Service records, 1.55% of all household tax returns are audited.…

A: event                  A : tax returns are audited         B : own a dog P(A)=0.0155 P(B)=0.41…

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: 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: What is the probability that a woman does not have breast cancer and tests positive? b. What is the…

A: Let us define some events A : a woman has breast cancer. B : a woman does not have breast cancer. E…

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: sample of n = 80 C of I students found 16 with brown eyes. Give the numerical value of the statistic…

A: Sample size n=80Favorable cases=16

Q: According to a safety engineer, barely 40% of all workers wear safety helmets when eating lunch at…

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Q: In a survey of high school graduates, it was found that if a graduate went on to college full time,…

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Q: In a study, 42% of adults questioned reported that their health was excellent. A researcher wishes…

A: Let us denote X=the number of people with excellent health.n=sample size=13p=probability of…

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 CDC national center for health statistics, about 42.4% of adult Americans fit the…

A: given data, p=0.424n=200np=0.424*200=84.8nq=(1-0.424)*200=115.2 here np and nq≥5so we can assume…