ociety’s Use of Quantitative Models Serita A Riggens MSA 640 Quantitative Applications in Decision-Making Central Michigan University Instructor: Dr. Howard E Van Auken August 11‚ 2010 Society’s use of Quantitative Methods The use of quantitative models in real-world decision making is a practice that has become the norm in society. Decision makers have searched continually for ways to reduce or eliminate the uncertainties in the decision making process. For decades
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Sport and Exercise Sciences and focusing on two aspects in particular – Qualitative and Quantitative research. I will be giving examples and opinions of these methods and pointing out advantages and disadvantages backed up by references. Finally I will conclude‚ comparing the two and giving my opinion on which method of research is more superior. Task 1: Description of Quantitative Research. “Quantitative research involves either trying to discover a relationship or testing a hypothesis and is
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gradually became closer to purple/blue (darker colour) - As NaF became less concentrated in the solution‚ it gradually became closer to peach/colourless (lighter colour) Key: Peach=1 Pink=2 Lilac=3 Mauve=4 Purple=5 Blue=6 Reasurize Processed Data Calculate the average= Average degree of colour change= Group 1 Group 2 trial1+trial2+trial3+trial4+trial5+trial1+trial2+trial3+trial4+trial5/numberof trials A=1+2+2+2+2+1+1+1+1+1/10=
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Quantitative Chemical Analysis Lab Chemistry 223 Dr. Dean Olson Fall Semester 2013 Friday‚ August 30 Who Am I? B. Chem. – U. of Minnesota‚ Minneapolis M.S. – U. of North Carolina‚ Chapel Hill Environmental Chemistry; Copper kinetics in estuaries Later work: Calcium and magnesium binding to blood coagulation proteins Ph.D. – U. of Illinois; Oscillatory enzyme kinetics NMR Lab Director; see web page ( http://scs.illinois.edu/nmr/ ) 11 magnets‚ 350 users‚ 4 locations
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Chapter 25 Discriminant Analysis Content list Purposes of discriminant analysis Discriminant analysis linear equation Assumptions of discriminant analysis SPSS activity – discriminant analysis Stepwise discriminant analysis 589 590 590 593 604 When you have read this chapter you will understand: 1 The purposes of discriminant analysis. 2 How to use SPSS to perform discriminant analysis. 3 How to interpret the SPSS print out of discriminant analysis. Introduction This chapter
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Introduction Data can be defined as two values of levels of measurement (qualitative and quantities). Qualitative and quantitative data form the theory of scales by American psychologist Stanley Smith Stevens. Data can be words‚ numbers‚ figures‚ etc. The document that we are discussing contains many dates‚ percentages‚ numbers and words. For this statistical investigation‚ the document should contain sufficient data backing up statements. This gives the reader acknowledgement that sufficient
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total profit for a production run($50 profit for Desk‚ $30 profit for Chair and $6 per pound for steel) Functional Constraints - ≤ ≥ or = --Restrictions that involve expressions with 1 or more variables EXAMPLE: 7d+3c+1.5M <= 2000 (constraint on raw steel) Variable Constraints – Involve only 1 variable – Nonnegativity Constraint - X≥0 Lower Bound Constraint - X≥L(a number other than 0) Upper Bound Constraint - X≤U Interger Constraint - X=integer Binary Constraint - X=0 or 1 EXAMPLE FROM
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Final Assignment Take-Home Exam – Example Solutions QUANTITATIVE ANALYSIS AND BUSINESS DECISION MAKING Question 1 – 5 Points Leila took a standardized test and was told that her score was in the 89th percentile. Explain clearly and in only one sentence what this means. Notes: Percentiles are a way of describing the position of a particular score within a set of scores As per the question‚ I was looking for one simple sentence to explain the meaning of the statement Ideal Answer: If Leila’s
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The project will provide hands-on experience in conducting and interpreting different types of function-wise statistical analysis. The focus of the analysis will be on marketing strategies and analysis-related topics (South University Online‚ 2012). The sample set was examined thoroughly to reveal findings relevant to the marketing strategies and the interpretation of the data. The median income is between the $50‚000 income and the $74‚999 income. The frequency of 449 is the highest between
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FORECASTING IN QUANTITATIVE ANALYSIS I am highly honoured to give a presentation on forecasting. You are all welcome. Every organisation’s success depends on how well it is able to forecast. We will look at the meaning of forecast‚ the steps‚ qualitative and quantitative forecasting and finally the benefits. The Meaning Of Forecasting Forecasting is a process of predicting or estimating the future based on past and present data. Forecasting provides information about the potential future events
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