Answered: Would observations or interviews be…

Would observations or interviews be more appropriate to research the following topic? What motivates drug users to stop using drugs. O Observations O Interviews

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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If we can perform a census (i.e. collect data from the entire population), then we can forget about inferential statistics. Can you recall or think of at least one reason why we might choose to collect a sample instead of perform a census when studying a population?
Please fill in as many blanks as you can. But if possible, prioritize the blanks in chart last. I'm pretty sure I figured those out already.
Which of the following is not true about the process of statistics? Question content area bottom Part 1 Choose the correct answer below. A. When the results from a sample are extended to the population, it is called inference. B. If data are not collected properly, the conclusions that are drawn will be meaningless. C. Data are typically collected from a sample because it is too difficult and expensive to collect data from an entire population. D. The first step in the process of statistics is to collect the data.
Parking Meter Theft Listed below are amounts (in millions of dollars) collected from parking meters by Brinks and others in New York City during similar time periods. A larger data set was used to convict five Brinks employees of grand larceny. The data were provided by the attorney for New York City, and they are listed on the DASL Web site. Do the limited data listed here show evidence of stealing by Brinks employees?
Research Question: Is there a relationship between college graduation and parental education? Provide following: Improved research question based on original research question from below. Feel free to refine or make the variables more specific for your assignment. Identify the variables, including the following: Variables (ex: gender, GPA) Are the variables numeric or categorical (ex: Gender is categorical; GPA is numeric) If the variable is categorical, then provide the categories/groups that make up that variable (ex: For gender, the groups would be female, male, and other) If the variable is numeric, then provide the range of possible values (ex: GPA is measuring the person's college GPA score) Correctly worded hypothesis (null & alternative) What statistical test should be used to analyze this hypothesis, and why is that test the most appropriate? Statistical Test Options: Chi-square, Correlation, Spearman correlation, Independent samples t-test, ANOVA, Linear Regression,…
A manner of collecting data by asking the participants questions directly or indirectly. * Registration Interview Survey Questionnaire
Consider the hypothetical study described below. Based solely on the information given, do you have reason to question the results of the study? Select all that apply. Sociologists studying domestic violence circulate a questionnaire asking each respondent if she or he has ever abused a spouse or partner. a. Yes, there is reason. The people receiving the questionnaire might not be representative of the population. b. No, there is no reason. It is unlikely that there are any confounding variables in the study c. No, there is no reason. The goal of the study is clear. d. Yes, there is reason. Self-reporting is often not accurate. e. No, there is no reason. There is no bias in the study 1. Yes, there is reason. The wording of the question might produce inaccurate or dishonest responses,
Hello Sir.Good Evening. I have a question in my home work related Statistics lesson. The following below is my question.Please advise and Thank you so much.
A marketing agency wanted to determine if a new commercial changed people's opinion about a company. They recruited n=30 participants to watch the commercial. First, everyone was givien a survey to determine their attitudes toward the company. Then, everyone watched the new commercial. Finally, they were given the same survey again and asked about their attitudes toward the comapny after seeing the commercial. The agency wanted to see if attitudes were changed by the commercial. What statistical test should they use?
Would observations or interviews be more appropriate to research the following topic?How veterans find employment after exiting military service.O ObservationsO Interviews
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Would observations or interviews be more appropriate to research the following topic?People's behaviors at dog parks.O ObservationO Interviews