Identify the type of sampling used in the following statements. Write the letter ofyour choice only in a separate paper.A – Simple random samplingB - Stratified random samplingC – Convenience samplingD- Purposive samplingE- Systematic random sampling,F- Cluster random samplingG - Quota sampling1. A biologist selects every 5th sample from the assembly line for careful testingand analysis.2. A teacher writes the name of each student on a separate card, shuffles thecards, and then draws five names.3. A dean of a college surveys all the students from each of 12 randomly selectedclasses.4. A medical student interviews all the diabetic patients admitted at a particularhospital in a given month.5. To find out how diners feel about the food service of a restaurant, the managerstands outside the main door and interviews the first 50 diners who walk out ofthe restaurant.6. A reporter obtains numbered listing of the 10 hospitals, uses a computer togenerate 5 random numbers between 1 and 10, and then interviews the nursesof the hospitals corresponding to these numbers.7. An instructor randomly selects 10% of the men and women from each of fourclasses.8. In conducting research for a nursing course, a student interviews students whoare staying at the BC canteen.9. A certain subdivision has been found having a total population consisting of thefollowing religious affiliations: Catholic – 50%, Protestant – 25%, Iglesia niCristo – 15%, Mormons – 5%, and nonaffiliated – 5%. Random samples of 100individuals were selected composed of 50 Catholics, 25 Protestants, 15 Iglesiani Cristo, 5 Mormons and 5 unaffiliated.10.A reporter obtains sample data from readers who decide to mail in aquestionnaire printed in the latest issue.

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MATLAB: An Introduction with Applications

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Author:Amos Gilat

Publisher:Amos Gilat

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Race organizers want to survey the participating runners on the quality of the running course. Which of the following uses systematic random sampling? Select the first 15 finishers and the last 15 finishers to take the survey. Randomly select 15% of the male participants and 15% of the female participants. Select the 5th finisher (with the number 5 being randomly chosen) to survey, then survey every 15th finisher after that. Sort all of the runners' names alphabetically, then randomly choose 2 letters and survey all participants whose last name begins with one of those letters.
Identify the sampling technique used to obtain the following sample. The first 25 students leaving the library are asked how much money they spent on rent for the semester. Choose the correct sampling technique below. O A. Convenience sampling O B. Cluster sampling O C. Stratified sampling O D. Systematic sampling O E. Random sampling base arsc Get more help - Clear all Check answer Type here to search
Identify the sampling technique used. Every fifth person boarding a plane is searched thoroughly. A. convenience B. systematic C. stratified D. cluster E. random
Chemistry grades 2A are Brown 70, John 85, Christ 99, Ryan 56, Dovy 87, Megan 48, Zory 77, Vroy 65, Hyu 88, and Sue 86. If 6 samples are taken, what is the sampling error? is error in sampling still tolerable?
Our local movie theater polls its customers about their favorite candy to eat during the movie. Name each sampling method described. a. Employees ask every 45th customer that purchases a movie ticket b. An employee divides the theater into sections: left, right, front, back. He/she randomly chooses a section and polls every customer within that section
You need a sample of 40 students from your school. You use a random number table to pick 20 homerooms, then you use a random number table to pick 2 names from each homeroom list. What kind of sampling is this? stratified random sample convenience sampling o multi-stage sampling o simple random sample
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You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 90% confident that the sample percentage is within 5.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 38% of air passengers prefer an aisle seat. (Round up to the nearest integer.)
Identify the sampling method (simple random sampling, systematic sampling, convenience sampling, or stratified sampling) in the following studies a. You split the population into faculty and students and then choose a random sample from each. b. You assign each member of the population a number and choose the sample using a computer program that randomly picks numbers. c. You ask every 3rd person who walks into the store to complete a survey.

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