A survey of 550 adults aged 18-24 year olds was conducted in which they were asked what they did last Friday night.  It found: 178 watched TV 193 hung out with friends 178 ate pizza 45 watched TV and ate pizza, but did not hang out with friends 38 watched TV and hung out with friends, but did not eat pizza 45 hung out with friends and ate pizza, but did not watch TV 46 watched TV, hung out with friends, and ate pizza How may 18-24 year olds did not do any of these three activities last Friday night?

Q: 125 sports fans were interviwed and asked what types of sport they have been to in the last year…

A: Given ,  125 sports fans were interviewed 74 had been to soccer.  36 had been to rugby. 66 had been…

Q: Bradley Nixon is interested in the study habits of online math students.  As part of his study, he…

A: Given that, Bradley Nixon is interested in the study habits of online math students. He randomly…

Q: 1. To figure out if music volume increases workout intensity, a researcher has ten people listen to…

A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…

Q: In a recent survey, consumers were asked where they did their online shopping. The following results…

A: Let A be the set of customers who shopped from the Amazon, B be the set of customers shopped from…

Q: The selection of ceremonial officers was randomly selected from twelve paskibra who came from three…

A: There are 12 paskibra members in total. Out of these, three are from Penang, four are from Sabah,…

Q: Students at the University of Alabama use the following modes of transportation: bike, car, and bus.…

A: Given: Students at the University of Alabama use the following modes of transportation: bike, car,…

Q: Suppose that random samples of US workers commute to work was documented. The results of the study…

A: (a) Obtain the 95% confidence interval for the proportion of individuals who carpool in these two…

Q: In a survey of 380 households regarding the ownership of HD TVs and non-HD TVs, the following data…

A: Let us denote:H=event of having one or more HD TVsN=event of having one or more non-HD TVsGiven that…

Q: (a) What percent of the people surveyed owned a cell phone?  % (b) What percent of the people…

A: (a) Let T be the tablet computers, C be the cell phones, and B be the Blu-ray players. From the…

Q: Of 75 cars that were inspected, 13 needed brake repairs and 26 needed exhaust system repairs. If the…

A: Here given, needed 75 cars that were inspected brake repairs and 26 needed 13 exhaust system…

Q: according to flightstatus.com American Airlines flights from Dallas to Chicago are on time 80% of…

A: Givenpercentage of flights on time =80%No.of flights are randomly selected=20

Q: A researcher wants to know how registered voters in her state feel about health care. She obtains a…

A: Given, Researcher wants to know how registered voters in her state feel about health care. She…

Q: 313

A:

Q: A survey was taken at a nursing home regarding preferences in music and it was found that:  12…

A: We have to find n.

Q: Assume that 200 students are surveyed with the following results: 101 live in the west. 103 live in…

A: Introduction: Define the following events: W: Lives in the west; L: Lives in a large city; M:…

Q: From a survey of 120 people, the following data were obtained: 90 owned a car 40 owned a home 35…

A: Out of 120 people,U=120Number of people who have own car their is :

Q: 4. A surveyor decides to sample students randomly from a classroom in order to get information about…

A:

Q: A survey of 800 nurses yielded the following information: 430 were health club members, 555 were…

A: Given data, Total number of nurses=800 in which Health club member nurses =430 Smokers nurses =555…

Q: Ten students in a jazz history class were given a pre-test and post -test to see how much they…

A: In order to determine whether the post- test score are significantly higher then the pre-test scores…

Q: What is your favorite color? A large survey of countries, including the United States, China,…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Describe blinding in experiments. Which of these represents a blind experiment? a.) Asking a group…

A: Blinding: The blinding in an experiment means the non-disclosure of the treatment that a particular…

Q: A survey was taken on course selection and gender. The results are represented in the table below.…

A:

Q: From a survey participated by 42 students, the following were found: 9 studied on Friday; 18 studied…

A:

Q: A survey of 125 freshmen business students at a local university produced the results listed below.…

A:

Q: A survey asked 816 college freshmen whether they had been to a movie or eaten in a restaurant during…

A: The number of freshmen surveyed is 816. (a) It is given that 268 people had been to a movie but 94…

Q: A group consists of 5 Democrats and 8 Republicans. 7 people are selected to attend a conference. a.…

A: In the given group there are 5 Democrats and 8 Republicans.

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.