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## Related Statistics Q&A

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Q: C2. The mayor of your city has been talking about the need for a tax hike. The city's newspaper uses…

A: The mayor of your city has been talking about the need for a tax hike. The city'snewspaper uses…

Q: of those who chose to respond? What is wrong with this type of sampling method? What term is used to…

A: Given In an AOL survey of Internet users, this question was posted online: "Have you ever been hit…

Q: c2. The mayor of your city has been talking about the need for a tax hike. The city's newspaper uses…

A: The mayor of your city has been talking about the need for a tax hike. The city's newspaper uses…

Q: Caitlyn has to determine how many of the 120 employees in her work place has comprehensive car…

A: i) Here population will be the all 120 employees in Caitlyn's work place. ii) Here she use…

Q: Which sampling technique you would use for each of the following experiments. Explain your…

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we…

Q: You want to estimate the number of students in a high scl bus to school. Which sample is unbiased?…

A: Here, we will check the Options , one by one and see which one is the correct option. For Option A:…

Q: Fifteen percent of Australians smoke. By introducing tough laws banning brand labels oncigarette…

A: Click to see the answer

Q: dentify the type of sampling used in the following scenario: To conduct a study on depression among…

A: In this question, concept of sampling is used. Sampling Sampling may be a method of picking…

Q: The city council of Pine Bluffs is considering increasing the number of police in an effort to…

A: In order to obtain the regression equation, first perform regression analysis for the data.

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Q: To determine her heart rate, Samantha divides up her day into three parts: morning, afternoon, and…

A: We have given a sampling process just we need to name the sampling design.

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Q: Need the correct answer, thanks. Question: A doctor samples patients by selecting every third…

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Q: pose that 45% of people nationwide support capital punishment. If we take a sample from the…

A: 45% of people nationwide support capital punishment. Sample proportion is p = 0.45

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Q: Matilda recently took a statistics quiz in her math class. In one question, 45 of 900 visitors at a…

A: Matilda's error is D. 900 visitors represents the population.

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Q: Determine whether you would take a census or use a sampling to collect data for the study described…

A: Population of interest: The population of interest includes all the individuals of interest. The…

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Q: Instruction. Identify the random sampling method used in each item. 1. You are given a list of all…

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

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Q: Below n is the sample size, p is the population proportion and ^p is the sample proportion. n= 148…

A: Given, Below n is the sample size, p is the population proportion and P^ is the sample proportion.…

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Q: survey asks the question, “With the recent recalls on their cars, would you consider buying a…

A: Option c) is correct. Non-response bias

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Q: You are interested in learning about the reading habits of the residents of Fairmont. To develop a…

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

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Q: Part 1: Sampling Methods Identify the sampling method in the following scenarios. Based on the…

A: Introduction :- Here we have to find out the sampling technique that is used to study the given…

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Q: arley-Davidson motorcycles. You plan to interview an SRS of 600 new motorcycle owners. a. What is…

A: From the given problem p=55% = 0.55 , q=0.45 n= number of motocycle owners = 600

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Q: If you have sample sizes of 22 and 15, and the data is pooled, what is the degrees of freedom? Group…

A: Given that I have sample sizes of 22 and 15, and the data is pooled. This means n1=22 and n2=15

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Q: dates for city council in an upcoming election: Brown and Feliz. The day before the election, a…

A: Given:n=sample size=350x=110 The formula and calculations for sample proportion is:p^=xn =110350…

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Q: determine which sampling method was used (simple random, cluster, convenience, stratified,…

A: Convenience Sampling: It is a method of sampling where participants are chosen according to their…

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Q: For a research project, students are asked to study how often students at an online high school look…

A: We have to answer the advantage and disadvantage of using observation in the given question.

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Q: n each part, tell whether the sampling method is random and also if it is biased. If it is not…

A: Sampling bias: Sampling bias occurs when a certain part of the population is favored more into the…

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Q: Hiring In preparing a report on the economy, we need toestimate the percentage of businesses that…

A: Click to see the answer

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Q: 14) You want to estimate the percentage of customers who prefer name brand prescription drugs to…

A: Probability distributions are of two types, discrete and continuous distributions. Normal…

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Q: Name the type of error ( don't explain only name the error, kindly answer both parts) A in a…

A: Solution : Following are the types of errors in sampling : 1. Population specification error -…

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Q: 20 cheerleaders from high schools in California. Each cheerleader was asked to run as many laps as…

A: Solution: Sample: A small representative group or units taken from the population to study the…

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Q: Q12. If 150 households were surveyed out of which 120 households have internet fiber cable, then…

A: Given Data: x=150-120=30 n=150

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Q: When gathering a sample for your study, you selected subjects in the general population and…

A: Here in this problem we want collect data from a general population. In the survey we ask a person…

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Q: b) Caitlyn has to determine how many of the 120 employees in her work place has comprehensive car…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks Caitlyn has to…

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Q: In systematic sampling, the population is 640 and the selected sample size is 80. The sampling…

A: Given : N = 640 n = 80

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Q: In systematic sampling, the population is 640 and the selected sample size is 80. The sampling…

A: Click to see the answer

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Q: If you want to conduct a study to determine how much people exercise from a certain town, what would…

A: In this scenario, it is appropriate to call randomly selected cell phone numbers of people living in…

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Q: ne company wants to perform a test to determine whether this average duration of long-distance calls…

A: a. The sample mean is: Xˉ=∑Xn=20550=4.1 b. The sample standard deviation is:…

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Q: You are the operations manager for an airline and you are considering a higher fare level for…

A: The random variable X follows binomial distribution. The confidence level is 90%. The margin of…

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Q: You are the operations manager for an airline and you are considering a higher fare level for…

A: Given,margin of error(E)=0.025Assume sample proportion(p^)=0.5α=1-0.90=0.1α2=0.05Z0.05=1.645 (from…

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Q: c) In a survey of 650 people, 345 people said that they voted in the last presidential election.…

A: Solution. As per guidelines we answer the first question only.

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Q: What are the values of u; and o; for the sampling distribution of the sample mean shown? 320 340 360…

A: Click to see the answer

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Q: A survey asks the question, “With the recent recalls on their cars, would you consider buying a…

A: Option c) is correct.Non-response

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Q: A survey asks the question, “With the recent recalls on their cars, would you consider buying a…

A: Response bias means that participants respond inaccurately or falsely to the questions.

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Q: To determine her heart rate, Carolyn divides up her day into three parts: morning, afternoon, and…

A: Answer: C). Stratified

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Q: Mrs. A has 76 wonderful seventh graders that she teaches this year. She took a random survey of 20…

A: Click to see the answer

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Q: A local college cafeteria has a self-service soft ice cream machine. The cafeteria provides bowls…

A: Click to see the answer

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Q: Describe the sampling distribution of p. Assume the size of the population is 25,000. n= 600, p =…

A: Given data, n=600 p=0.1

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Q: B. Read and answer the following questions independently. Show your solution if necessary. 1. If the…

A: The sampling distribution of a statistic is known as the the probability distribution of all the…

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Q: When flipping a coin, it is equally likely to either land on "Heads" or on "Tails". A coin will be…

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Q: When flipping a coin, it is equally likely to either land on "Heads" or on "Tails". A coin will be…

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Q: researcher records the amount of time minutes that parent-child pairs spend on social networking…

A: Given : [M0 =-42 minutes ), t(29) = 4.021, p < .05, d = 0.49.