component) something has changed over time Compare what you were like at the beginning of the class and what they were like after the class ANOVA: test whether or not there is a significant difference between 3 different groups P value by using a post-doc analysis using tukey Tukey tests the comparison of each group (you get a p-value for each comparison) Anova only tells us if there is a difference somewhere in there Appropriate test to run: TUKEY (test individual groups to see if there is a difference)
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Anova Examples 1) A study of depression and exercise was conducted. Three groups were used: those in a designed exercise program; a group that is sedentary; and a group of runners. A depression rating was given to members in each group. Small random samples from each groups provided the following data: Exercise Group: 63 58 61 60 62 59 SST = 56.00‚ SSE = 140.00 Sedentary Group: 71 64 68 65 67 67 Runners:
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Inventory Management of Steel Industry: BSRM‚ RSRM‚ & Islam Steel Mills Ltd. Course Title: Project Operations and Management Course Code: BA-3215 Submitted By: INVADERS Sk. Md. Rezowanur Rahman 090311 Md. Faisal Rahman 090336 Shara Binte Hamid 090346 Jafrin Khan 090355 Submitted To: Md. Reaz Uddin Assistant Professor KHULNA UNIVERSITY Business Administration Discipline Management & Business Administration School 3rd year‚ 2nd term March 06‚ 2012 Executive
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Statistical Performance Analysis of Complete and Incomplete Block Designs: a Comparison of RCBD‚ Lattice Design and Alpha-Lattice Designs under SARI Field Conditions By Ashenafi Abebe A Thesis Submitted to the Department of Statistics‚ School of Graduate Studies‚ College of Natural Science‚ Jimma University In Partial Fulfillment for the Requirements of Masters of Science (MSc) Degree in Biostatistics October‚ 2011 Jimma‚ Ethiopia
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Cited: Black‚ Ken. “How many people dies an hour smoking?.” College Central. May 1‚ 2011. Web. October 2‚ 2012. http://www.collegecentral.com/Article.cfm?CatID=hlt&ArticleID=3964. Dr. Mercola. “This Vitamin Found to Rejuvenate Aging Eyes.” Take control of Your Health. February 6‚ 2012. Web. October 2‚ 2012. http://articles.mercola.com/sites/articles/archive/2012/02/06/this-vitamin-found-to-rejuvenate-aging-eyes
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Published on Explorable.com (https://explorable.com) Statistics Tutorial This statistics tutorial is a guide to help you understand key concepts of statistics and how these concepts relate to the scientific method and research. Scientists frequently use statistics to analyze [1] their results. Why do researchers use statistics? [2] Statistics can help understand a phenomenon by confirming or rejecting a hypothesis. It is vital to how we acquire knowledge to most scientific theories. You don’t need
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https://learn.bu.edu/bbcswebdav/pid-826908-dt-content-rid-2073693_1/courses/13sprgmetcj702_ol/week03/metcj702_W03S02T08e_factors.html https://www.unt.edu/rss/class/mike/5710/Comparisons%20among%20groups.pdf https://www.bama.ua.edu/~jcsenkbeil/gy523/ANOVA%20Procedures.ppt SIM University: BUS105e/ BUZ105 Statistics Study Guide. (2014). Singapore: Educational Tecnology & Production. Lind Douglas‚A.‚ & Marchal William‚G.(2008).Basic Statistics for Business & Economics. McGraw-Hill Education(Asia).
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Applied Managerial Decision Making MGMT600-1301B-03 Phase 3 individual project Rocklyn Kee Colorado Technical University Online Professor Donald Pratl March 11‚ 2013 There are 500 employees in the sales force of Company W that are spread out over Southeast‚ Northeast‚ West‚ and Central regions. The company has recently incorporated a new software program in and attempt to monitor how many sales are generated by each employee. It is expected that each month each region should sell the same
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1 Objectives of the Course • • • • To provide a formal quantitative approach to problem solving To give an intuition for managerial situations where a quantitative approach is appropriate To introduce some widely used quantitative models To introduce software for solving such models. 2 Must-Read Article Inventory • • • • “Decision trees”‚ Robin Greenwood (HBR‚ March 2006) “Note on Linear Programming”‚ Jonathan Eckstein (HBR‚ November 1992) “Sampling and Statistical Inference”‚ Arthur
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One-way Analysis of Variance (ANOVA) was conducted to compare the effect of playing violent video games on aggression levels. There was a statistically significant man effect‚ F (2‚62) = 7.98‚ p =.001. A Tukey post-hoc test revealed that the mean score for the violent video game condition
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