A superintendant wanted to know how citizens of a district thought about a new initiative.  To study this, he goes to a Friday night football game and randomly selects 300 fans and asks their opinion of.  70% say they will support.  What does the 70% best represent?

Q: A survey of a group of 110 tourists was taken in St. Louis. The survey showed the following: 62 of…

A: Let us denote: G=Gateway Arch, Z=Zoo, M=Museum Given that  n(G)=62, n(Z)=43 , n(M and Z and G')=9 ,…

Q: In Exercises 9–12, assume that 50 births are randomly selected. Use subjective judgment to describe…

A: Subjective judgement:If the probability is close to 0, then the occurrence of the event is…

Q: A school principal wants to determine which type of speaker the ștudents prefer to invite to an…

A: The process to select some element or individuals from a large population to make a sample is called…

Q: In order to ensure the safety of school classrooms the local Fire Marshall does an inspection at…

A: Note: We shall only answer up to first three sub-parts as the exact one is not specified. Please…

Q: The city of Raleigh has 9500 registered voters. There are two candidates for city council in an…

A: Given:In this question we have data about the registered voters of city of Raleigh,Total no. of…

Q: The State Superintendent of Schools consistently states that the average salary of all substitute…

A: Given Information: Sample size (n) = 8 The state superintendent of schools states that the average…

Q: A total of 1494 randomly selected adults who are at least 22 years in age were asked, "How…

A: Given : Less than once a week 17.5% = 0.175 Once a week 25% = 0.25 Twice a week 23.9% = 0.239…

Q: 6. A survey is sent out to 1,000 participants. They are each asked two questions: Do you have a…

A: We use the definitions of probability to find the probability of someone having a job as a computer…

Q: A recent issue of a national magazine reported that in a national public opinion survey conducted…

A: a) Sample: A subset or portion of the population that is actually obtained and used to draw…

Q: A superintendant wanted to know how citizens of a district thought about a new initiative.  To study…

A: A) 300 fans

Q: Singapore has 4 official languages: English, Chinese, Malay, and Tamil.  The LAFS wants to figure…

A: Given data :  Total number of official languages in Singapore = 4

Q: A paper bag contains three green,four brown and five yellow beads. To win a game, Zoe needs to draw…

A: Given, a paper bag contains 3 green, 4 brown and 5 yellow beads. so we have a total of 12 beads…

Q: (c) A city manager wants to poll residents about a park renovation. Which of the following best…

A: Solution; When the population is not homogeneous, the entire population is divided into several…

Q: Based on the Nielsen ratings, the local CBS affiliate claims its 11 p.m. newscast reaches 49% of the…

A: Given:  Hypothesized population proportion  po= 49%=0.49 Sample size n=100  Sample proportion p=…

Q: Suppose that seven hundred twenty-five residents were randomly selected and asked whether they have…

A: The objective is to find out the probability that the resident is a male or has covid vaccine…

Q: At a homeowners association meeting, a board member can vote yes, vote no, or abstain on a motion.…

A: SOLUTION-

Q: What is the purpose of selecting the survey targets randomly?

A: Sampling is the process by which inference is made to the whole population by examining a part. The…

Q: A sample of 34l people is selected. The people are classified according to plece of residence…

A:

Q: 910 randomly sampled registered voters from Tampa, FL were asked if they thought workers who have…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Q: A survey asks 228 people "What beverage do you drink in the morning?", and offers choices: • Coffee…

A: Let U be the set of people surveyed, C be the set of people drink coffee, T be the set of all people…

Q: Since 1966, 45% of the No.1 draftpicks in the NBA have been centers. a) identify the population b)…

A: Population: In statistical enquiry our interest lies about gathering information about some…

Q: The city of Raleigh has 8300 registered voters. There are two candidates for city council in an…

A: Given that  The city of Raleigh has 8300 registered voters. There are two candidates for city…

Q: In an event, 1500 fans of SVT gathered to show their support for the group. 450 of them are from…

A: VIII Given : If two distinguishable dice is rolled then possible sample space:…

Q: A pollster wishes to estimate the proportion of United States voters who favor capital punishment.…

A: Given, 1 - α = 0.98ME =margin of error = 3% = 0.03To find the sample size is needed?

Q: - In a survey of 500 students of a college, it liked watching hockey and 62% liked watc

A: Given, in a survey of 500 students of a college, it was found that 49% liked watching football, 53%…

Q: A researcher studying public opinion on the legalization of recreational marijuana surveyed a…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: e people eligioi gnificance level to test the claim that the selection kican ancestry. Does the jury…

A: Z-test: This test is used to determine whether two population means are different when the variances…

Q: 24. Out of 3,000 unskilled workers of a factory, 2000 and out of 1200 skilled workers, 300 come from…

A: introduction - Method of proportion p'=xn where ,  x= Number of successes  n=sample size  p' =sample…

Q: A union’s executive conducted a survey of its members to determine what the members felt the…

A: A- Job security  B- Pension benefits ___________________ Given, P(A) = 0.74 , P(B)= 0.65 , P(A|B) =…

Q: Selected members of a national organization of mathermatics teachers were asked to decide on a…

A:

Q: A social researcher decides to test whether an individual's age and their opinion on the…

A: Df: The number of rows is 4 and the number of columns is 3. Df =(r-1)(c-1) = (4-1)(3-1) = 6.

Q: College students were surveyed to check what they favored between basketball, football or baseball.…

A: Tabulation is used to consolidate the larger data in tabular form. It used to understand the data…

Q: A survey of a group of 109 tourists was taken in St. Louis. The survey showed the following: 61 of…

A: Consider the given problem, There are three different tourist place. Assign variable to the tourist…

Q: survey of 107 high school students determined whether they used​ Instagram, Twitter, or Facebook.…

A: F - Facebook I = Instagram T - Twitter

Q: A sample of students, faculty, and administration from a large university were asked if they were in…

A: Solution

Q: An acceptance sampling plan with n = 15 and c = 1 has been designed with a producer’srisk of .075.a.…

A:

Q: the manger of the BiLo Supermarket in Mt. Pleasant, rhode Island, gathered the following information…

A: a). Here, Minimum value=1 Maximum value=15 class interval is given as 3 The lower-class limits for…

Q: A total of 1496 randomly selected adults who are at least 22 years in age were asked, "How…

A:

Q: Seven percent of mutual fund investors rate corporate stocks “very safe," 58% rate them "somewhat…

A: Consider that pi’s are the proportion of mutual fund investors who rated “very safe”, “Somewhat…

Q: n the final sampling design, what is the elementary unit?   A. A food chain  B. A street C. An…

A: 1) In the final sampling design, what is the type of sampling frame? sampling frame is a list of the…

Q: Assume that a survey of 1009 Californians found that 549 of them favored Proposition 16. Find the…

A: Z test is one of the large sample tests, when the sample is 30 or more than 30we use this test. We…

Q: In Exercises 9–12, assume that 50 births are randomly selected. Use subjective judgment to describe…

A: Given that,Subjective judgment:If the probability is close to 0, then the occurrence of the event is…

Q: 3. If there are six candidates, how many comparisons should be made?

A: As per our guidelines we are supposed to answer only one question.Kindly repost other question as…

Q: Mr. CDE was tasted to do a CPM in preparation for the annual strategic planning of ABC Company. The…

A: More is the score, more competitive the company is. Therefore, by the given data, the companies with…

Q: A survey of 400 school empl yielded the following information: 295 were instructors, 215 were…

A: We have given that- Total number of school employee = 400 No. of instructors = 295 No. of full-time…

Q: Gas, Charcoal, or Wood Pellets? A consumer research organization1 had 114 staffers taste chicken…

A: Chi-square goodness of fit test can be used to test whether the selected sample follows the specific…

Q: The city of Raleigh has 9500 registered voters. There are two candidates for city council in an…

A:

Q: In Exercises 9–12, assume that 50 births are randomly selected. Use subjective judgment to describe…

A: In subjective judgment, one can have the following things.If the probability is close to 0, then the…

Q: In Exercises 9–12, assume that 50 births are randomly selected. Use subjective judgment to describe…

A: Let event A denote the number of girls.

Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.