Estimate error Study guides, Class notes & Summaries
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RSK4805 Assignment 3 2023 (ANSWERS)
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RSK4805 Assignment 3 2023 (ANSWERS) 
 
Question 1 (25 marks) 
1.1 An analyst for LevelUP gathered the following information 
regarding a futures contract: 
• Current spot-market price of R60 
• The continuous compounded risk-free interest rate of 8.5% per 
annum 
• The actual futures prices of the contract are R61 
Calculate the price of the future contract for delivery in six months 
and indicate whether the contract is overpriced, underpriced, or 
correctly priced. (6) 
1.2 The gamm...
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ECS3706 Assignment 2 (ANSWERS) Semester 2 2023 - DISTINCTION GUARANTEED.
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Well-structured ECS3706 Assignment 2 (ANSWERS) Semester 2 2023 - DISTINCTION GUARANTEED.. (DETAILED ANSWERS - DISTINCTION GUARANTEED!). QUESTION A1 (15 marks) 
(a) One of the most challenging concepts to master in this module is distinguishing between the stochastic error term and the residual. List three differences between the stochastic error term and the residual (3) 
(b) Explain in detail how Ordinary Least Squares (OLS) works in estimating the coefficients of a linear regression model. (3)...
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PYC3704 EXAM PACK 2024
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Oct/Nov 2015 
QUESTION A 
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1. A psychological theory is best defined as - - - - - S 
1. a set of observations of human behavior 
2. postulated relationships among constructs 
3. statistical inferences based on measurements 
2 Study 
guide: 
P99-100 
2. A master’s student in psychology plans to study human 
consciousness, following the recent publication of 
Watson's theory about the nature of consciousness. The 
main aim of th...
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Quantitative Research Techniques + Statistics – Peregrine| 69 questions| with complete solutions
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A company developed a smartphone whose average lifetime is unknown. In order to estimate the average, 200 smartphones are randomly selected from a large production line and tested; their average is found to be 5 years. The 200 smartphones represent: correct answer: a sample 
 
Significance level correct answer: Measures the reliability of a statistical inference 
 
inferential statistics correct answer: Process of using sample statistics (mathematics) to draw conclusions about population para...
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WGU C207 OA Questions and Answers 100% Pass
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WGU C207 OA Questions and Answers 100% Pass Simple indexing Common analytic measure to improve performance. Compares current data with data during a base period. 
(Price / Price during "Base Period") x 100 
i.e. Big Mac was 1.60 in 1968 which is base period. what is index for 2014 if price was 4.80 then? 
(4.80 / 1.60) * 100 = 300 (means price is 3x greater than base period) 
Used to identify price fluctuations of supplies, materials, products, etc. 
Weighted Index assign a weight to allow for...
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PYC3704 ASSIGNMENT PACK 2024
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PYC3704-exam-prep - Assignments questions and answers 
Psychological Research (University of South Africa) 
lOMoARcPSD| 
PYC3704 – Psychological Research 
Topic 1 
Inferential Statistics – concerned with inferring numerical properties of statistical populations from 
sample data 
Theory: 
 Accounts for facts and suggest how they are related to each other. A framework of ideas that 
provides an explanation of something 
 The theory – if true – implies what we should observe under...
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Quantitative Research Techniques + Statistics - Peregrine | 70 Questions with 100% Correct Answers | Updated & Verified
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A company developed a smartphone whose average lifetime is unknown. In order to estimate the 
average, 200 smartphones are randomly selected from a large production line and tested; their 
average is found to be 5 years. The 200 smartphones represent: - a sample 
Significance level - Measures the reliability of a statistical inference 
inferential statistics - Process of using sample statistics (mathematics) to draw conclusions 
about population parameters 
mutually exclusive - Events that canno...
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SPCE 630 FINAL EXAM QUESTIONS AND ANSWERS 100% SOLVED
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SPCE 630 FINAL EXAM QUESTIONS AND ANSWERS 100% SOLVED Threats to internal validity include: Testing, maturation, procedural infidelity 
Match the definition. 2A. Events that occur during the experiment but that are not related to planned procedural changes that may influence the outcome History 
2B. Changes in behavior due to the passage of time Maturation 
2C. Occurs when participants need to respond to the same test repeatedly during a baseline or probe condition, which influences responding T...
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APM PMQ EXAM Questions with All Correct Answers
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APM PMQ EXAM Questions with All Correct Answers 
What should a business case include? - CORRECT ANSWERS B - Background 
O - Options 
B- Benefits 
CA - Commercial Aspects 
R - Risks 
T - Timescales 
 
What are the 5 aspects of the PRAM? - CORRECT ANSWERS Initiate 
Identify 
Assess 
Plan responses 
Implement responses 
 
What are the 5 phases in the extended project life cycle? - CORRECT ANSWERS Concept 
Definition 
Development 
Handover and Closure 
Operations 
 
...
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ISyE 6402 Midterm Prep (2023/2024) Already Passed
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ISyE 6402 Midterm Prep (2023/2024) Already Passed 
Getting a 3 variable VAR model from summary(model) output of a VAR(1) model first matrix: first row are coefficients for Xt1, second row are coefficients for Xt2, etc... second matrix is Xt-1, i b/c this is a VAR(1) model last matrix are the constants eta_t is covariance matrix, direct copy 
(c) Based on the fitted model, is there contemporaneous cross-correlation? Is there lagged cross-correlation? Is there lagged auto-correlation? Explain. con...
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