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STA1501 UNISA Notes  Basic Background Info
UNISA Lecture Notes that helped me pass STA1501. They are very indepth and provides learning activities that I found similar to the final exams. The theory explanation is simple and more understanding than the textbook and study guide.
 Class notes
 • 66 pages •
Class notes
STA1501 UNISA Notes  Basic Background Info
Last document update: agoUNISA Lecture Notes that helped me pass STA1501. They are very indepth and provides learning activities that I found similar to the final exams. The theory explanation is simple and more understanding than the textbook and study guide.
All 312 results
MATH 225N Week 8 Stats AssignmentPerforming Linear Regressions with Technology  MATH 225N Week 8 Stats Assignment 2020
MATH 225N Week 8 Stats AssignmentPerforming Linear Regressions with Technology Week 8 Stats Assignment Performing Linear Regressions with Technology Determine the best fit linear regression equation using Technology  Excel Question The table below shows data on annual expenditure, x (in dollars), on recreation and annual income, y (in dollars), of 20 families. Use Excel to find the best fit linear regression equation. Round the slope and intercept to the nearest integer Question An e...
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MATH 225N Week 8 Stats AssignmentPerforming Linear Regressions with Technology  MATH 225N Week 8 Stats Assignment 2020
Last document update: agoMATH 225N Week 8 Stats AssignmentPerforming Linear Regressions with Technology Week 8 Stats Assignment Performing Linear Regressions with Technology Determine the best fit linear regression equation using Technology  Excel Question The table below shows data on annual expenditure, x (in dollars), on recreation and annual income, y (in dollars), of 20 families. Use Excel to find the best fit linear regression equation. Round the slope and intercept to the nearest integer Question An e...
MATH 225N Week 8 Stats Assignment: Correlation and Causation (2020)  Chamberlain College MATH 225N Week 8 Stats Assignment (2020)
MATH 225N Week 8 Stats Assignment: Correlation and Causation (2020)  Chamberlain College MATH 225N Week 8 Stats Assignment (2020) Understand the difference between correlation and causation Question True or False: The more samples taken in a scientific study, the longer the amount of time it will take to complete the research on the samples. Although there are other factors that affect study time, such as experience and equipment, increasing the number of samples will cause an increase in res...
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MATH 225N Week 8 Stats Assignment: Correlation and Causation (2020)  Chamberlain College MATH 225N Week 8 Stats Assignment (2020)
Last document update: agoMATH 225N Week 8 Stats Assignment: Correlation and Causation (2020)  Chamberlain College MATH 225N Week 8 Stats Assignment (2020) Understand the difference between correlation and causation Question True or False: The more samples taken in a scientific study, the longer the amount of time it will take to complete the research on the samples. Although there are other factors that affect study time, such as experience and equipment, increasing the number of samples will cause an increase in res...
Harvard University  STATS 139: Introduction to Data Analysis. Chapter 15
CHAPTER 1: Introduction to Data Analysis and Decision Making MULTIPLE CHOICE 1. The decisionmaking concepts covered in Data Analysis & Decision Making book include which of the following? a. Optimization techniques c. Structured sensitivity analysis b. Decision analysis with uncertainty d. All of these options PTS: 1 MSC: AACSB: Analytic 2. Which of the following statements is not true? a. Dealing with uncertainty includes measuring uncertainty b. Dealing with uncertainty includes model...
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 • 82 pages •
Exam
Harvard University  STATS 139: Introduction to Data Analysis. Chapter 15
Last document update: agoCHAPTER 1: Introduction to Data Analysis and Decision Making MULTIPLE CHOICE 1. The decisionmaking concepts covered in Data Analysis & Decision Making book include which of the following? a. Optimization techniques c. Structured sensitivity analysis b. Decision analysis with uncertainty d. All of these options PTS: 1 MSC: AACSB: Analytic 2. Which of the following statements is not true? a. Dealing with uncertainty includes measuring uncertainty b. Dealing with uncertainty includes model...
MATH 225N week 8 stats questions module Correlation,Answered & Corrected.
MATH 225N week 8 statistics questions module Correlation. Question Which of the following data sets or plots could have a regression line with a negative slope? Select all that apply. • the difference in the number of ships launched by competing ship builders as a function of the number of months since the start of last year • ________________________________________ • the number of hawks sighted per day as a function of the number of days since the twoweek study started • ________...
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MATH 225N week 8 stats questions module Correlation,Answered & Corrected.
Last document update: agoMATH 225N week 8 statistics questions module Correlation. Question Which of the following data sets or plots could have a regression line with a negative slope? Select all that apply. • the difference in the number of ships launched by competing ship builders as a function of the number of months since the start of last year • ________________________________________ • the number of hawks sighted per day as a function of the number of days since the twoweek study started • ________...
Stats 1 Summary
Comprehensive Summary of Lectures. Got an 8 in the exam.
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 • 15 pages •
Summary
Stats 1 Summary
Last document update: agoComprehensive Summary of Lectures. Got an 8 in the exam.
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STATS 139 Chapter 12  Time Series Analysis and Forecasting (CORRECT ANSWERS)
1. Forecasting models can be divided into three groups. They are: a. time series, optimization, and simulation methods b. judgmental, extrapolation, and econometric methods c. judgmental, random, and linear methods d. linear, nonlinear, and extrapolation methods ANS: B PTS: 1 MSC: AACSB: Analytic  AACSB: Time Series Data 2. Extrapolation methods attempt to: a. use nonquantitative methods to predict future values b. search for patterns in the data and then use those to predict future values c...
 Study guide
 • 34 pages •
Study guide
STATS 139 Chapter 12  Time Series Analysis and Forecasting (CORRECT ANSWERS)
Last document update: ago1. Forecasting models can be divided into three groups. They are: a. time series, optimization, and simulation methods b. judgmental, extrapolation, and econometric methods c. judgmental, random, and linear methods d. linear, nonlinear, and extrapolation methods ANS: B PTS: 1 MSC: AACSB: Analytic  AACSB: Time Series Data 2. Extrapolation methods attempt to: a. use nonquantitative methods to predict future values b. search for patterns in the data and then use those to predict future values c...
Probability  Stats: Data and Model  Global Edition  4th edition (De Veaux, Velleman and Bock)
Summary of the book Stats: Data and Models Global edition 4th edition. Can be used for the course Probability for the first year (second module) of the program International Business Administration at the University of Twente. Contains chapters 5 (5.3 and 5.4), 13, 14, 15, 16 and 17. Can also use be used for other studies at other universities with the same book.
 Book
 Summary
 • 7 pages •
Summary
Probability  Stats: Data and Model  Global Edition  4th edition (De Veaux, Velleman and Bock)
Last document update: agoSummary of the book Stats: Data and Models Global edition 4th edition. Can be used for the course Probability for the first year (second module) of the program International Business Administration at the University of Twente. Contains chapters 5 (5.3 and 5.4), 13, 14, 15, 16 and 17. Can also use be used for other studies at other universities with the same book.
PYC3704 Notes
This document explains every aspect of the module including formulas, normal distribution, z score, t test, z test, probability, hypothesis, measurement levels, descriptive stats etc!! All in one document.
 Summary
 • 371 pages •
Summary
PYC3704 Notes
Last document update: agoThis document explains every aspect of the module including formulas, normal distribution, z score, t test, z test, probability, hypothesis, measurement levels, descriptive stats etc!! All in one document.
ALEVEL HISTORY CIVIL RIGHTS AFRICAN AMERICAN REVISION GUIDE  SOCIAL, ECONOMIC, POLITICAL
This is a revision guide, all the pages are filled with handy table guides that summarise all the social, economic and political events in civil rights history for African Americans. The first tables contain all the stats you'll need the second lot of tables show federal policy the third shows impact and evidence for social, economic, and political change Really handy for any question!
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 • 23 pages •
Summary
ALEVEL HISTORY CIVIL RIGHTS AFRICAN AMERICAN REVISION GUIDE  SOCIAL, ECONOMIC, POLITICAL
Last document update: agoThis is a revision guide, all the pages are filled with handy table guides that summarise all the social, economic and political events in civil rights history for African Americans. The first tables contain all the stats you'll need the second lot of tables show federal policy the third shows impact and evidence for social, economic, and political change Really handy for any question!
STATS 139  CHAPTER 14 Optimization Modeling; Applications (ALL ANSWERS CORRECT)
1. Which of the following does not represent a broad class of applications of linear programming models? a. Blending models b. Financial portfolio models c. Logistics models d. Set covering models e. Forecasting models ANS: E PTS: 1 MSC: AACSB: Analytic 2. Many organizations must determine how to schedule employees to provide adequate service. If we assume that an organization faces the same situation each week, this is referred to as a. static scheduling problem b. dynamic scheduling problem c...
 Study guide
 • 56 pages •
Study guide
STATS 139  CHAPTER 14 Optimization Modeling; Applications (ALL ANSWERS CORRECT)
Last document update: ago1. Which of the following does not represent a broad class of applications of linear programming models? a. Blending models b. Financial portfolio models c. Logistics models d. Set covering models e. Forecasting models ANS: E PTS: 1 MSC: AACSB: Analytic 2. Many organizations must determine how to schedule employees to provide adequate service. If we assume that an organization faces the same situation each week, this is referred to as a. static scheduling problem b. dynamic scheduling problem c...