(Test Bank) Statistics-Informed Decisions Using Data

Sullivan, 6

Math & Statistics

Test Bank

6th Edition

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Test Bank for Statistics-Informed Decisions Using Data, The downloadable file consists of 317 pages, and the total size of the file is 1.11 MB. Purchase now only for highly discounted price.

Author(s): Sullivan

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1 ProfExams TEST BANK 2020 2 ProfExams Statistics – Informed Decisions Using Data 6th Edition By Michael Sullivan III 3 ProfExams Statistics - Informed Decisions Using Data 6th Edition by Michael Sullivan III ISBN -10 0136845924 ISBN -13 978 -0136845928 Test Bank for Statistics - Informed Decisions Using Data6th Edition ISBN -10 0136845924 ISBN -13 978 -0136845928 THIS IS NOT THE ACTUAL BOOK. YOU ARE BUYING it is the Official Test Bank in e -version INSTANT D O W N L O A D >The test bank is what most professors use as a template when making exams for their students, which means there’s a very high chance that you will see the exact questions in the tests! >The file is either in.pdf, excel, or zipped in the package and can easily be read on PCs and Macs. >Delivery is INSTANT. You can download the files IMMEDIATELY once payment is done. If you have any questions, please feel free to contact us. Our response is the fastest. All questions will always be answered in 6 hours, most of the time within 30mins. We also faced similar difficulties when we were students, and we understand how you feel. But now, with the Official Test Bank, you will be able to * Anticipate the type of the questions that will appear in your exam. * Know the correct answers to those questions. * Reduce the hassle and stress of your student life. * Improve your studying and get a better grade! * Get prepared for examination questions. * Save you time and help you understand the material. The Test Bank for Statistics - Informed Decisions Using Data 6th Edition by Michael Sullivan III includes Real -World Questions & Answers for Serious Test -Prepping. Looking for a fast and stress -free way to prep for that upcoming exam? This test bank is all you need. It will help you master key concepts and get a thorough understanding of what to expect in your test. This test bank is ideal for anyone who needs to cram before a big test. 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It can also help prepare you for future courses when what you are learning today is considered a prerequisite. Professionally c reated to provide realistic questions with correct answers. The majority of questions are in the multiple choice format. Thes e are the same types of questions you are most likely to find on the exam. You can have confidence these questions cover all th e ma jor concepts found the in book. This essential tool can make your academic dreams come true. Give yourself the advantage you deserve. This is the real -world practice you need to improve your test -taking skills. While results may vary, using this study guid e wisely is likely to lead to significantly higher scores. We’re confident you will quickly see just how valuable and helpful this information is for scoring higher on your exams 4 ProfExams CONTENTS Part 1 Getting the Information You Need 1 Data Collection Outline 1.1 Introduction to the Practice of Statistics Objectives ❶ Define Statistics and Statistical Thinking ➋ Explain the Process of Statistics ❸ Distinguish between Qualitative and Quantitative Variables Problem Approach Solution ❹ Distinguish between Discrete and Continuous Variables Problem Approach Solution Problem Approach Solution ❺ Determine the Level of Measurement of a Variable Problem Approach Solution 1.1 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 1.2 Observational Studies versus Designed Experiments Objectives ❶ Distinguish between an Observational Study and an Experiment ❷ Explain the Various Types of Observational Studies Census Data Obtaining Data through Web Scraping Downloading Data from the Web 1.2 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts “Scare Science” Findings Shouldn’t Lead to Fear 1.3 Simple Random Sampling Objective ❶ Obtain a Simple Random Sample Problem Approach Solution Obtaining a Simple Random Sample Problem Approach Solution 5 ProfExams Problem Approach Solution 1.3 Assess Your Understanding Vocabulary and Skill Building Applying th e Concepts 1.4 Other Effective Sampling Methods Objectives ❶ Obtain a Stratified Sample Problem Approach Solution ❷ Obtain a Systematic Sample Problem Approach Solution ❸ Obtain a Cluster Sample Problem Approach Solution Convenience Sampling Multistage Sampling Sample Size Considerations Summary 1.4 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts 1.5 Bias in Sampling Objective ❶ Explain the Sources of Bias in Sampling 1.5 Assess Your Understanding Vocabulary and S kill Building Applying the Concepts Explaining the Concepts 1.6 The Design of Experiments Objectives ❶ Describe the Characteristics of an Experiment Problem Approach Solution ➋ Explain the Steps in Designing an Experiment ➌ Explain the Completely Randomized Design Problem Approach Solution ➍ Explain the Matched -Pairs Design Problem Approach Solution ❺ Explain the Randomized Block Design 6 ProfExams Problem Approach Solution 1.6 Assess Your Understanding Vocabulary Applying the Concepts Explaining the Concepts Chapter 1 Review Summary Vocabulary Objectives Review Exercises Chapter Test Part 2 Descriptive Statistics 2 Organizing and Summarizing Data Outline 2.1 Organizing Qualitative Data Objectives ❶ Organize Qualitative Data in Tables Problem Approach Solution Problem Approach Solution ❷ Construct Bar Graphs Problem Approach Solution Problem Approach Solution Side-by-Side Bar Graphs Problem Approach Solution Horizontal Bars ❸ Construct Pie Charts Problem Approach Solution 2.1 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 2.2 Organizing Quantitative Data: The Popular Displays Objectives ❶ Organize Discrete Data in Tables Problem Approach 7 ProfExams Solution ❷ Construct Histograms of Discrete Data Problem Approach Solution ❸ Organize Continuous Data in Tables Problem Approach Solution ❹ Construct Histograms of Continuous Data Problem Approach Solution Problem Approach Solution ❺ Draw Dot Plots Problem Approach Solution ❻ Identify the Shape of a Distribution Problem Approach Solution 2.2 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 2.3 Additional Displays of Quantitative Data Objectives ❶ Draw Stem -and-Leaf Plots Problem Approach Solution Problem Approach Solution Split Stems ❷ Construct Frequency Polygons ❸ Create Cumulative Frequency and Relative Frequency Tables ❹ Construct Frequency and Relative Frequency Ogives ❺ Draw Time -Series Graphs Problem Approach Solution 2.3 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 2.4 Graphical Misrepresentations of Data 8 ProfExams Object ive ❶ Describe What Can Make a Graph Misleading or Deceptive Problem Approach Solution Problem Approach Solution Problem Approach Solution Problem Approach Solution Problem Approach Solution Problem Approach Solution 2.4 Assess Your Understanding Applying the Concepts Chapter 2 Review Summary Vocabulary Objectives Review Exercises Chapter Test 3 Numerically Summarizing Data Outline 3.1 Measures of Central Tendency Objectives ❶ Determine the Arithmetic Mean of a Variable from Raw Data Problem Approach Solution ❷ Determine the Median of a Variable from Raw Data Problem Approach Solution Problem Approach Solution Problem Approach Solution ❸ Explain What It Means for a Statistic to Be Resistant Problem Approach Solution 9 ProfExams Problem Approach Solution ❹ Determine the Mode of a Variable from Raw Data Problem Approach Solution Problem Approach Solution Problem Approach Solution 3.1 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 3.2 Measures of Dispersion Objectives Problem Approach Solution ❶ Determine the Range of a Variable from Raw Data Problem Approach Solution ❷ Determine the Standard D eviation of a Variable from Raw Data Problem Approach Using Conceptual Formula (1) Solution Using Formula (1) Approach Using Computational Formula (2) Solution Using Formula (2) Problem Approach Solution Using Conceptual Formula (3) Solution Using Computational Formula (4) Problem Approach Solution Interpretations of the Standard Deviation Problem Approach Solution ❸ Determine the Variance of a Variable from Raw Data Problem Approach Solution A Final Thought on Variance and Standard Deviation ❹ Use the Empirical Rule to Describe Data That Are Bell Shaped Problem 10 ProfExams Approach Solution ❺ Use Chebyshev’s Inequality to Describe Any Set of Data Problem Approach Solution 3.2 Assess Your Understanding Vocabulary and Skill Building Applying the C oncepts Explaining the Concepts 3.3 Measures of Central Tendency and Dispersion from Grouped Data Objectives ❶ Approximate the Mean of a Variable from Grouped Data Problem Approach Solution ❷ Compute the Weighted Mean Problem Approach Solution ➌ Approximate the Standard Deviation of a Variable from Grouped Data Problem Approach Solution Problem Approach Solution 3.3 Assess Your Understanding Applying the Concepts 3.4 Measures of Position and Outliers Objectives ❶ Determine and Interpret z -Scores Problem Approach Solution ❷ Interpret Percentiles Problem Approach Interpretation ❸ Determine and Interpret Quartiles Problem Approach Solution Interpretation Problem Approach Solution ❹ Determine and Interpret the Interquartile Range Problem Approach 11 ProfExams Solution Interpretation ❺ Check a Set of Data for Outliers Problem Approach Solution 3.4 Assess Your Understanding Vocabulary Applying the Concepts Explaining the Concepts 3.5 The Five -Numbe r Summary and Boxplots Objectives ❶ Compute the Five -Number Summary Problem Approach Solution Problem Approach Solution ❷ Draw and Interpret Boxplots Problem Approach Solution Using a Boxplot and Quartiles to Describe the Shape of a Distribution Problem Approach Solution 3.5 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts Chapter 3 Review Summary Vocabulary Formulas Objectives Review Exercises Chapter Test 4 Describing the Relation between Two Variables Outline 4.1 Scatter Diagrams and Correlation Objectives ➊ Draw and Interpret Scatter Diagrams Problem Approach Solution ➋ Describe the Properties of the Linear Correlation Coefficient ➌ Compute and Interpret the Linear Correlation Coe fficient Problem Approach 12 ProfExams Solution Problem Approach Solution ➍ Determine Whether a Linear Relation Exists between Two Variables Problem Approach Solution ➎ Explain the Difference between Correlation and Causation Problem Approach Solution 4.1 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 4.2 Least -Squares Regression Objectives Problem Approach Solution ➊ Find the Least -Squares Regression Line and Use the Line to Make Predictions Problem Approach Solution ➋ Interpret the Slope and the y -Intercept of the Least -Squares Regression Line ➌ Compute the Sum of Squared Residuals Problem Approach Solution 4.2 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 4.3 Diagnostics on the Least -Squares Regression Line Objectives ➊ Compute and Interpret the Coefficient of Determination Problem By Hand Approach By Hand Solution Technology Approach Technology Solution Interpretation ➋ Perform Residual Analysis on a Regression Model ➌ Identify Influential Observations Problem Approach Solution 4.3 Assess Your Understanding Vocabulary and Skill Building 13 ProfExams Applying the Concepts 4.4 Contingency Tables and Association Objectives ➊ Compute the Marginal Distribution of a Variable Problem Appro ach Solution Problem Approach Solution ➋ Use the Conditional Distribution to Identify Association among Categorical Data Problem Approach Solution Problem Approach Solution Problem Approach Solution ➌ Explain Simpson’s Paradox Problem Approach Solution 4.4 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Chapter 4 Review Summary Vocabulary Formulas Objectives Review Exercises Chapter Test Part 3 Probability and Probability Distributions 5 Probability Outline 5.1 Probability Rules Objectives ❶ Understand Random Processes and the Law of Large Numbers ➋ Apply the Rules of Probabilities ➌ Compute and Interpret Probabilities Using the Empirical Method Problem Approach Solution ❹ Compute and Interpret Probabilities Usin g the Classical Method Problem Approach Solution Problem 14 ProfExams Approach Solution Problem Approach Solution ❺ Recognize and Interpret Subjective Probabilities 5.1 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts Explaining the Concepts 5.2 The Addition Rule and Complements Objectives ❶ Use the Addition Rule for Disjoint Events Problem Approach Solution Problem Approach Solution ❷ Use the General Addition Rule Problem Approach Solution Problem Approach Solution ❸ Compute the Probability of an Event Using the Complement Rule Problem Approach Solution Problem Approach Solution 5.2 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts 5.3 Independence and the Multiplication Rule Objectives ❶ Identify Independent Events ❷ Use the Multiplication Rule for Independent Events Problem Approach Solution Problem Approach Solution ❸ Compute At -Least Probabilities Problem Approach Solution 15 ProfExams 5.3 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts 5.4 Conditional Probability and the General Multiplication Rule Objectives ❶ Compute Conditional Probabilities Problem Approach Solution Problem Approach Solution Problem Approach Solution ❷ Compute Probabilities Using the General Multiplication Rule Problem Approach Solution Problem Approach Approach I: Approach II: Solution Approach I: Approach II: Problem Approach Solution 5.4 Assess Your Understanding Vocabulary and Skill Building Applying the Concepts 5.5 Counting Techniques Objectives ❶ Solve Counting Problems Using the Multiplication Rule Problem Approach Solution Problem Approach Solution Problem Approach Solution ❷ Solve Counting Problems Using Permutations Problem By Hand Approach By Hand Solution Technology Approach Technology Solution