A survey of 505 adults aged 18-24 year olds was conducted in which they were asked what they did last Friday night.  It found: 152 watched TV 164 ate pizza 38 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 32 hung out with friends and ate pizza, but did not watch TV 42 watched TV, hung out with friends, and ate pizza 85 did not do any of these three activities How may 18-24 year olds (of these three activities) only hung out with friends last Friday night?

Q: A survey of 501 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: The total number of adults surveyed is 501.

Q: a. Explain the role of Venn-Diagram in science, engineering, medical and management sciences. b. In…

A: A Venn diagram, sometimes referred to as a set diagram, is a diagramming style used to show all the…

Q: A sample was taken of 25 Diploma students who were planning to further their study to degree level.…

A:

Q: How may 18-24 year olds (of these three activities) only hung out with friends last Friday night?…

A: Set theory

Q: A survey of 539 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Let us denote: T=TV, P=Pizza, F=hang out with friends Given that  n(T)=162, n(P)=176,n(T∩P∩F')=26,…

Q: A survey of 550 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Let A, B, C be denote the following A: People who watched TV B: People who hung out with friends C:…

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A: Introduction: Categorical variable: Categorical variable categories each individual to corresponding…

Q: survey of 517 adults aged 18-24 year olds was conducted in which they were asked what they did last…

A:

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

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Q: Netflix is interested in determining if there is a difference in the proportion younger adults (ages…

A: Let n1 and n2 be the sample size of young and old people respectively. n1=120 n2=100 Let x1 and x2…

Q: In a survey of 300 students it was found that 49% liked watching football, 53% liked watching hockey…

A:

Q: A survey of 500 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: To determine the number of adults only ate pizza

Q: A survey of 537 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: 49 hung out with friends and ate pizza, but did not watch TV 49 watched TV, hung out with friends,…

A: Using Vann diagram we can solve easily.

Q: A survey of 502 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: 17. An experiment was conducted to sec which program, the nicotine patch or counscling, was best at…

A: option c is the correct option which states that the greater proportion of smokers that quit smoking…

Q: A survey of 550 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: The given example can be solved in two ways first by using the venn's diagram method and…

Q: An anonymous survey of college students was taken to determine behaviors regarding alcohol,…

A: let the total number of students surveyed be U number of students who drink alcohol be A number of…

Q: 06. A survey was conducted in which 100 males and, independently, 100 females were asked about their…

A: The  χ2 test statistic, χ2=∑i(Oi-ei)2eiwhere Oi=observed frequency            ei=expected frequency…

Q: In a survey of 130 people, the following data were collected: 106 people subscribed to the…

A: 106 people subscribed to the newspaper. 29 people subscribed to magazine. 17 people were members of…

Q: a. Sketch a scatter plot for the data,  is the relationship linear? b.  What is the correlation…

A: a. The scatter plot is obtained using EXCEL. The software procedure is given below: Enter the data.…

Q: 1). Cognitive science consistently shows that one of the most effective studying tools is to…

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

Q: A researcher wanted to study the tendency of people’s choices to be influenced by their environment,…

A: Given :

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A: Given,population mean (µ) = 10sample mean (x̄)  = 7.88sample standard deviation (s) = 2.35sample…

Q: he Coca-Cola Company introduced New Coke in 1985. Within three months of this introduction, negative…

A: (a-1)   State the hypotheses   Let Factor A denotes the types of Drink Let Factor B denotes the…

Q: n a survey of 120 people regarding their tastes in desserts, the following results were obtained:…

A:

Q: A survey of 515 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Total number of adults surveyed = 515 The provided information can be shown as;

Q: A survey of 526 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: A survey of 526 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Consider the venn diagram according to given:

Q: A survey of 526 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: The value of the chi-square test statistic is χ‑2 = 25.33. What are the degrees of freedom and…

A:

Q: A survey of 546 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: We solve it by VENN DIAGRAM

Q: A survey of 520 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: A survey of 516 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: From the information.Total number of adults was conducted = 516.

Q: A survey of 523 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Solution: From the given information, total number of adults aged 18-24 year olds is 523. Here,…

Q: An employee at the metropolitan museum of art surveyed a random sample of 150 visitors to the museum…

A:

Q: A survey of 526 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Suppose Set A : The adults that watched TV Set B : The adults that hung out with friends. Set C :…

Q: A survey of 505 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: given A survey of 505 adults aged 18-24-year-olds was conducted in which they were asked what they…

Q: survey of 517 adults aged 18-24 year olds was conducted in which they were asked what they did last…

A: Let's define the events pertaining to activities.  A =  hang out with friends  B = ate pizza  C =…

Q: In a survey of 233 people about the operating systems of various devices that they use (cell phone,…

A: Let number of people using android, apple and windows device be n(a), n(i) and n(w) Given, n(a)=146,…

Q: A survey of 514 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Calculation:Obtain the venn diagram using the given information as follows

Q: A survey of 548 adults aged 18-24 year olds was conducted in which they were asked what they did…

A: Let the total number of adults be U=548 Let the total number of adults who watched TV is T=159 Let…

Q: How many students took English and History, but not Math     ?

A: A group of 422 students were surveyed about the courses they were taking at their college 245…

Q: In a survey of 130 people, the following data were collected: 106 people subscribed to the…

A: Hence we are given with a+b+d+e=106          (1)b+c+e+f=29             (2)d+e+f+g=17…

Q: A survey of 519 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: survey of 548 adults aged 18-24 year olds was conducted in which they were asked what they did last…

A:

Q: Suppose a survey of 30O Ryerson University students was conducted to determine their smoking habits.…

A: Let C be the number of students who smoke cigarettes, E be the number of students who smokes…

Q: A survey of 525 adults aged 18-24 year olds was conducted in which they were asked what they did…

A:

Q: Cognitive science consistently shows that one of the most effective studying tools is to self-test.…

A: * Solution :-