The second question: A researcher wanted to take a stratified sample of 60 individuals from a community whose strata number consists of (1,200, 1,800, and 1,000), how is the stratified sample selected from this population using the two methods (equal allocation and proportional allocation 5).

Q: What is the selection of clusters from the available clusters in the population?   a. Sampling Error…

A: We have given the following statement about cluster sampling.  Cluster sampling: In random sampling,…

Q: process, are defective, the process es. ocess continues for the sampling plan described; (b) that…

A: Fhg

Q: The College of Science surveys its graduating students to determine the starting salaries and the…

A: Note: since you have posted more than one question I am answering first question only, according to…

Q: In order to get patients opinion about the services provided to them by a hospital, a sample of 500…

A: A systematic type of sampling is the sampling in which every kth member is selected to gather a…

Q: Out of the 550 employees who were sent the company’s annual satisfaction survey, only 526 responded.…

A:

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

A: Given: Total number of employees=120Sample size=40

Q: What sampling technique was used?

A: here use definition of sampling method

Q: Two investigators study the income of a group of persons by the method of sampling. Following…

A:

Q: If a sample equal to 20% of the population size is to be drawn using equal allocation, what should…

A: Total population size N = 600+200+400+500+300 = 2000 Number of strata h = 5

Q: In a survey conducted by a reputable marketing agency, 248 of 1000 adults 19 years of age or older…

A: Given that ; Sample size (n) = 1000 adults No. Of adults using their cell phones in every bathroom…

Q: If a population had 175 objects in it, and we wanted to take a sample of 35 of those objects using…

A: using the systematic sampling, the formula of interval size is,

Q: using dodge-romig plans for AOQL of 3%, determine the sample size if the process average defective…

A:

Q: WHAT SAMPLING TECHNIQUE SHOULD BE USED IN HERE AND JUSTIFY  1. In a research class of 40 students,…

A: Introduction - Sampling technique - Sampling is a process used in statistical analysis in which a…

Q: Jennifer is interested in conducting a study in the amount of money people spend at her local…

A: Jennifer is interested in conducting a study in the amount of money people spend at her local…

Q: In a stratified sample, the sample is divided into strata that: Select one: A. are homogeneous B.…

A: In a stratified sample, the sample is divided into strata that:

Q: At a large university, 80% of all students live on campus. Suppose a random selected from this…

A: At a large university 80% of all students live on campus; p=0.80 A random sample of 218 students is…

Q: __________ represents the number of groups, whereas __________ represents the sample size. Group of…

A: We have to find correct notation used for no. of groups and sample size.

Q: A researcher wants to study the academic perfomance of public high schoolers in a certain region.…

A: Population is the set of all objects of interest. Sample is s subset of the population. It is not…

Q: Determine the number of students required to survey if they wish to use a sample of 15% of the total…

A: At Statsville High School the administration wants to sample 15% of the students to determine if…

Q: You are going to survey a random sample of the 300 passengers on a flight from San Francisco to…

A: Given, A random sample of 300 passengers on a flight from San Francisco to Tokyo.

Q: A. Determine the percentage and number of samples for each stratum using proportional allocation.…

A: a. The provided information is  Program Population(N=180) Percentage Sample size (n=50)…

Q: 28. A market researcher plans to conduct a satisfaction survey where she selects sample units by…

A:

Q: Suppose 50% of all voters in a population support a politican, SHARE What is the zscore of sample…

A:

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: Every thirtieth person entering a restaurant is asked to choose his or her favorite meal from a…

A: Sampling is a process used in statistical analysis in which a predetermined number of observations…

Q: The College of Science surveys its graduating students to determine the starting salaries and the…

A: Given, n=100 courses Number of students BS-Biology 85 BSM-CS 102 BSM-BA 78 BSM-AS 75…

Q: In Exercises 9–20, identify which of these types of sampling is used: random, systematic,…

A: Definition:Random sampling:Simple random sampling is a sampling technique where each and every item…

Q: A researcher wants to be sure that the sample in her study is not unrepresentative of the…

A: It is needed to check whether the sample is unrepresentative of the population in her community.

Q: A sample of 70 students need to be selected from 500 freshmen from college of science to start the…

A: A sample of 70 students need to be selected from 500 freshmen from college of science to start the…

Q: Jennifer is interested in conducting a study in the amount of money people spend at her local…

A: In simple random sampling, each of the unit is population has equal chance of being selected in the…

Q: A sample of 70 students from all the three departments of Nizwa College of Technology are selected…

A: Given that  Sample size n = 70 Number of students in Business department, N1 = 80 Number of students…

Q: A small Fashion Boutique sells its clothing in four size categories: Baby, Toddler, Big Kids and…

A: A. It is a simple random sampling because the outfit is selected by the random numbers which are…

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

A: Total no of employees = 120 Sample = 40

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

A: i) Since caitlyn is interested in proportion of her coworker have comprehensive car insurance…

Q: A. The College of Science surveys its graduating students to determine the starting salaries and the…

A: Data  is given for the graduating students We have to select 100 samples according to given…

Q: What Sampling Technique is used? A financial advisor needs to meet her quota of 30 clients in a…

A: Sampling technique : A sampling technique is the name or other identification of the exact process…

Q: 20. Laura wants to determine if the 7 grade class wants to go on a field trip to an art museum, a…

A: If Laura surveys all the students of the art club then they will prefer to go on a trip to the art…

Q: 16. Explain the sampling method which involves selection of a block(s) of contiguous items from…

A: To discuss Block sampling method

Q: a) Compute the population mean of the patients' age. b) Construct a table for a sample means of size…

A: 38,48,50,84 a) Mean=Sum of observations/No: of observations =38+48+50+84/4 =220/4 =55

Q: An automotive manufacturer wants to know the proportion of new car buyers who prefer foreign cars…

A: Given Information: A random sample of 1164 new car buyers is drawn. Of those sampled 325 preferred…

Q: Employees in the textile industry can be segmented as follows:Employees NumberFemale and union…

A: The number of female and union is 12,000. The number of female and nonunion is 25,000. The number of…

Q: If a sample equal to 20% of the population size is to be drawn using equal allocation, what should…

A: Total population size N = 600+200+400+500+300 = 2000 Sample size n = 20% of N = 0.2 × 2000 = 400…

Q: Sample for a Poll There are 15,524,971 adults in Florida. If The Gallup organization randomly…

A: The selections independent or dependent is obtained below: It is given that there are 15,524,971…

Q: Suppose you are a researcher and you are interested in determine the consumption behavior of all…

A: Introduction: Stratified sampling: In stratified sampling, the population is sub-divided into…

Q: choose every 10th person from the list is example of systematic sampling O

A: This is an example of systematic sampling.

Q: A worker wants to determine the average weight of fish fillets in his freezer. There are hundreds of…

A: In cluster sampling, clusters are chosen as samples and are completely enumerated.

Q: Huck Finn is interested in the average length of catfish in the Mississippi river bordering St.…

A:

Q: 5. Suppose a strata (stratified random sampling ) represents 10 companies from a population of 100…

A: Given: A strata represents 10 companies from a population of 100 companies. so, rate of 10 companies…

Q: 8. A university polled 500 of its students, randomly selecting them proportional to the number of…

A: Given that a university polled 500 of it's students, randomly selecting them proportional to the…

Q: The method of selecting a desirable portion from a population which describes the characteristics of…

A: Sampling: The population is estimated by using the technique of Sampling. A sample is selected from…