2 A mayoral candidate's political campaignwould like to determine the popularity of Theircandidate across the city, they asked so customers atMama's grocery store if they would vote for theircandidate. what type of sampling is thisA Simple random SimpleB stratified SampleCCluster SampleD System Sample..E Conveniente SampleAmbu

Sampling is the process used in statistical analysis in which a predetermined number of…

Answered: 2 A mayoral candidate's Political…

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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Why a casual or haphazard sample doesn’t qualify as a random sample?
Question is attached
Kindly answer both parts ,just explain answer in very few lines George is interested in the question "what proportion of people in Chicago city are smokers".he surveys with a question"are u a smoker".he invites only his school friends staying in Chicago to answer his question.after 1 day, he gets 50 responses from which 10 people are smokers.identify the sampling method out of the 4 methods Voluntary ,stratified ,convienance,simple random Q2 a doctor is interested in knowing which type of corona vaccine is best effective.he buys 5 vaccines of each type and for 10 days between 8 am to 11 am ,he checks out the pulse rate of each person who uses one of these 10 vaccines Choose one option The study is controlled experiment , observational study , Paired data experiment,stratified experiment
New York State has approximately 250,000 employees across over 70 state agencies, commissions and boards, ranging in size from approximately 50 to over 5,000 employees. Assume that you wanted to draw a representative sample of 1,000 New York State employees. Describe two ways that you could draw such a sample and briefly describe the advantages and disadvantages of each of these sampling approaches.
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?
A company lists its employees alphabetically by last name. The company sends a survey to 25 random employees from the list. What kind of sampling was used for the survey? O Stratified sample O Simple random sample O Systematic sample O Cluster sample > Next Question
Please help with this asap
What is the sampling method thatyou think was used for thisresearch?
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 market research company is conducting research on the preferences of college students. Due to the K-12 transition, there is 50% more freshmen and sophomores than juniors and seniors. The research team targets to get 75 freshmen, 75 sophomores, 50 juniors and 50 seniors. What sampling method do you think the research team is using? Group of answer choices: Convenience Sampling Stratified Random Sampling Quota Sampling Snowball Sampling
Describe a method for getting a fair and unbiased simple random sample of 12 people if you have a group of 200 people to choose from.
A researcher wants to survey 2000 Americans for an obesity study. Match the strategies to their corresponding sampling techniques. The researcher posts the survey on the Internet the survey question and waits until 2000 people have responded. The researcher picks 20 different small groups:a church group a Democrat club a student club etc. each containing 100 people. Then the researcher makes sure that everyone from each group answers the survey question. The researcher gets the complete list from the Census Bureau and surveys every 1500th person on the list. The researcher makes sure that the proportion of respondents from each state matches the proportion of each state's population to the US population. The researcher gets the complete list from the Census Bureau and uses a computer to randomly select 2000 people. Stratified Sampling Systematic Sampling Cluster Sampling Convenience Sampling Simple Random Sampling

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