Categorical variables - Study guides, Class notes & Summaries
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HBX CORE FINAL EXAM GUIDE 2024 QUESTIONS AND ANSWERS
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A/B Test - 1) An experiment that compares the value of a dependent variable (ex = likelihood that a website visitor purchases an item) across two different groups (control group and treatment group). Members of each group must be RANDOMLY SELECTED to ensure that the only difference between the groups is the "MANIPULATED" independent variable (ex = size of the font on two otherwise identical websites)...a hypothesis test that tests whether the means of the dependent variable are the same across...
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PSYCH RESEARCH METHODS FINAL EXAM QUESTIONS AND ANSWERS 2024|GUARANTEED SUCCESS
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Statistical significance depends on which of the following? 
[A] Sample size and number of variables analyzed 
[B] Direction of the association and strength of the association 
[C] Sample size and effect size 
[D] Number of outliers and direction of the association 
[C] Sample size and effect size 
 
 
 
All of the following are true of outliers EXCEPT: 
[A] They have the biggest effect when dealing with large sample sizes. 
[B] They can affect the direction of an association. 
[C] They can affe...
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Test Bank For Foundations of Clinical Research Applications to Evidence-Based Practice 4th Edition By Leslie G Portney 9780803661134 Chapter 1-38 Complete Guide .
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Test Bank For Foundations of Clinical Research Applications to Evidence-Based Practice 4th Edition By Leslie G Portney 1134, 4 . 2471 
 
1 Frameworks for Generating and Applying Evidence 
 
2 On the Road to Translational Research 
 
3 Defining the Research Question 
 
4 The Role of Theory in Research and Practice 
 
5 Understanding Evidence-Based Practice 
 
6 Searching the Literature 
 
7 Ethical Issues in Clinical Research 
 
8 Principles of Measurement 
 
9 Concepts of Measurement Reliability...
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TEST BANK The Analysis of Biological Data 3rd Edition by Michael and Dolph | All Chapters 1-21.
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TEST BANK The Analysis of Biological Data Third Edition by Michael C. Whitlock and Dolph Schluter. ISBN 6299. All Chapters 1-21. TABLE OF CONTENTS Chapte r 1 Statistics and samples Chapter 2 Displaying data Chapter 3 Describing data Chapter 4 Estimating with uncertainty Chapter 5 Probability Chapter 6 Hypothesis testing Chapter 7 Analyzing proportions Chapter 8 Fitting probability models to frequency data Chapter 9 Contingency analysis: Associations between categorical variations Chapter 10 The...
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RSC2601 EXAM PACK 2024
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RSC2601 – Research in Social Sciences 
1 
RSC2601 - Research in the Social Sciences 
EXAM PREPARATION 
This document is a compilation of past UNISA exam Questions and Answers, Assignment 
Questions and Answers, as well as Test Yourself Questions and Answers from Studyguide. 
Answers are motivated by a combination of: 
• Page references to the UNISA Study Guide: 
• Short summaries regarding the relevant topic(s) in question. 
Past exams covered are: 
• May/Jun 2011 
• Oct/Nov...
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cmn 12y midterm Question and answers already passed 2023/2024
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cmn 12y midterm Question What is Categorical Data - correct answer has levels that vary in quality or kind 
 
ex. measuring as infant, child, adolescent, adult 
 
What is Continuous Data? - correct answer has values that indicate a quality or amount 
 
ex. measure age in years, months, days 
 
Predictor Variable - correct answer discovering relationships between variables 
 
Outcome Variable - correct answer the ending result. 
 
What goes first in a time sequence? - correct answer ...
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BST 322 Final Exam Graded A
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1. When calculating a Pearson's correlation coefficient, it is necessary that both 
variables have approximately normal distributions. 
- True 
2. The variable "Group assignment" is an example of what level of measurement? 
- Nominal 
3. Statistics that allow for inferences to be made about a population from the study 
of a sample are known as: 
- Inferential 
4. Which measure of variability is used most often in conjunction with the mean? 
- Standard deviation 
5. Data that are categorical b...
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Test Bank for The Analysis of Biological Data, 3rd Edition by Michael C. Whitlock
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Test Bank for The Analysis of Biological Data 3e 3rd Edition by Michael C. Whitlock, Dolph Schluter 
 
ISBN-13: 4433 
 
PART 1 INTRODUCTION TO STATISTICS 
1.0 Statistics and samples 
1.1 What is statistics? 
1.2 Sampling populations 
1.3 Types of data and variables 
1.4 Frequency distributions and probability distributions 
1.5 Types of studies 
1.6 Summary 
Interleaf 1 Correlation does not require causation 
 
2.0 Displaying data 
2.1 Guidelines for effective graphs 
2.2 Showing data for one va...
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Six Sigma Green Belt Practice Questions study guide questions and answers 2024
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This is a bizarre question. It never mentions that the financial savings should be reported at the annual level. However, that's a reasonable assumption to make. $7,500 * 12 months = $90, 000. 
A shoe manufacturing firm learned through a Lean Six Sigma project their boot soles could be made of a different material requiring two less steps in the process. Removal of these two steps yielded a monthly cost savings of $7,500. Therefore the reported financial savings for this LSS project were: 
A) $...
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Straighterline Introduction to Statistics| 58 questions| with complete solutions
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Four steps in the process of statistics CORRECT ANSWERS: 1. Producing Data 
2. Exploratory Data Analysis 
3. Probability 
4. Inference 
 
Categorical variable CORRECT ANSWERS: places individuals into one of several groups 
Two types: nominal and ordinal 
 
Quantitative Variable CORRECT ANSWERS: represents a measurement or a count 
Two types: Interval and ratio 
 
Nominal Variable CORRECT ANSWERS: categorical variables where there is no natural order among the categories 
 
Ordinal variable ...
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