You want to interview 200 students in your school to determine their opinion on the new schooluniform. How are you going to choose your sample by using stratified sampling if there are 1,200students in Grade 7; 1,100 in Grade 8; 1,050 in Grade 9; 940 in Grade 10; 900 in Grade 11, and 810 inGrade 12?

Answered: Image /qna-images/answer/0caee6ae-7d37-42e6-a4a7-bba7742fdfd0.jpg

Answered: You want to interview 200 students in…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Similar questions

Decide whether the sampling method is biased or unbiased. Explain your results:
Each customer entering a department store will either buy or not buy some merchandise. An experiment consists of following 5 customers and determining whether or not they purchase any merchandise. What is the number of sample points in the experiment?
local fudge company wants to make sure that the assorted pound of fudge is really 16 ounces. To test this, the 35th box is tested and then every 75th box thereafter. What kind of sampling is this?
A coach is interested in how many slam dunks the average college freshman at his university can do. Ten volunteers from the senior class step forward. After observing their performance, the coach concluded that college seniors can do an average of 10 slam dunks in a row without missing. what is the sample? what is the population?
Gary Chalmers is giving a sample of students at Springfield Elementary School IQ tests. To select his sample, he sorts the students based on their birth date, from oldest to youngest, and selects every 32nd student starting with the 17th. What sampling method did Gary employ?
A political scientist surveys 25 of the current 116 representatives in a state's congress.What is the size of the sample: What is the size of the population:
The Ramapo College social media coordinator wants to create graduation videos to share on the College's social media account. She decides to randomly select 10 students from each of the 5 schools to feature during Arching and Graduation. What sampling method is the social media coordinator using? Group of answer choices Simple Random Sample Stratefied Sample Systematic Sample
A political campaign wants to estimate the number of adult residents who voted in the last city election. Answer the following. (a) Which of the following surveys probably would best represent the entire adult population of the city? 50 senior residents are randomly selected; 42 voted in the last election. 50 adult residents are randomly selected from the city; 25 voted in the last election. 50 business owners are randomly selected; 38 voted in the last election. (b) There are 16,800 adults who live in the city. Using your answer from part (a), estimate the number of adults who voted in the last city election. adults
You want to gather some data about students at a local high school. Match the name of the sampling method with the description of corresponding situation. Situations Selecting five classroom numbers at random then surveying all the students in each of these five rooms Surveying every 3rd driver coming through a tollbooth Pulling 50 names from a hat Sampling Method a. Cluster b. Simple Random c. Systematic d. Convenience e. Stratified
If you were conducting a survey to find out how many of your fellow students approved of the state providing free community college tuition, what method of sampling would you use and why?
Of a graduate school that has 2000 business majors, 500 finance majors and 300 biology majors, a researcher starts at the least-numbered student ID and continues until she has collected the names of 200 business students, 50 finance students and 30 biology students. What type of sampling technique does this represent? Explain your reasoning.
At your favorite website, a poll asks you a series of questions about the current state of the world. The sampling technique being employed is:

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