Statistics Project | September 26 2011 | The project statistically studies and compares the daily closing price movement of two investment options – real estate and gold represented by DLF stock and SBI Gold ETF respectively – over the past 3 years. | Comparative study of DLF Stock and Gold ETF price movement | Contents Stage 1 3 Overview 3 Problem Statement 3 Inferences 5 Stage 2 6 Hypothesis Testing 6 Stage 3 7 Linear Regression Analysis 7 Manual Calculations 7 Regression
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BUS 105e: Statistics By Dr Tony Halim GBA: 27 February 2013 Done by: Koh En Song Andrew (Q1211397) Melissa Teo Kah Leng (E1011088) Woon Wei Jie Jared T 04 1. Over the span of 100 days‚ the total revenue for Unicafe North and Unicafe West is $21876.60 and $22042.00 respectively. The average revenue for Unicafe North is $218.77. The average revenue for Unicafe West is $220.42. The highest revenue occurred on the 88th day for both outlets. The lowest revenue occurred on 39th day for
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coefficient R=0.86434 is positive and close to 1‚ it suggests that there is a strong positive relationship between the shoe size and the height. Next‚ let’s formulate the following data (see SHOW SIZE DATA) Using Excel to get the following descriptive statistics for both variables:
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Temperature -0.2360002 0.1073615 2.198 a. What is the fitted logistic regression equation for predicting the log(odds) of an O-ring failure? b. If the temperature at launch was 63 F‚ what are the estimated odds of an O-ring failure? c. What is the probability of an O-ring failure at 63 F? d. What is the 95% confidence interval estimate of the true slope β1 ? 1 2. A research project studied the physical properties of wood materials constructed by bonding together small flakes of wood. The two factors
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Name Assignment QNT/561 Date Descriptive Statistics Sales (in USD) The distribution is normally distributed. Central Tendency: Mean = 42.84 dollars. Dispersion: Standard deviation = 9.073 dollars. Count: 100 Min/Max: Min is $23.00; Max is $64.00 Confidence Interval (alpha = 0.05): $41.06 to $44.62 The histogram is present in Appendix A; the descriptive statistics are present in Appendix B. Age The distribution is not normally distributed. Central Tendency: Median = 35 years Dispersion:
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e: My Bedroom Well‚ I will try to describe my bedroom‚ although it’s a little bit difficult because it’s a bit chaotic. The first thing you notice when you enter in my room is that is very disorganized. There’s no order‚ I can say that everything has its place in the middle of chaos. To begin‚ the door lock is broken. When you finally enter at the room‚ you can see on the left side of a wall built in wardrobes. There’s where I keep all my clothes. The desk is long and narrow‚ and it has got
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Inferential Statistics Drawing Conclusions based on Samples Introduction This chapter introduces how you can use data from a sample to draw conclusions about the larger population from which the sample was taken. Data often arises from the results of a survey of individuals. For example‚ the management of a fast food chain might be interested in determining the total number of dollars that Baylor students spend each year eating in Waco fast food restaurants. The fast food chain would
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Can It Be Stopped ? May 16‚ 2012 Someone Can It Be Stopped ? The use of technology to cyberbully others is a growing problem among teens. There are many reasons teens choose to cyber-bully others‚ and the effects can be harmful. Fortunately‚ there are ways in which schools‚ parents‚ and victims can help solve this growing problem. Cyberbullying has become a common form of bullying among teens. It involves the use of computers
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Mean is the average of all the data. Mode is the number that occurs most frequently in the data set. Median is the middle value or average of the two middle values when the data is arranged in order from smallest to larges. Chapter 4: Basic Probability Concepts:In an organization of 30 people‚ we wish to elect 3 officers. How many different groups of officers are possible? 30*29*28=24‚360 (if only 1 person per office). Or 30*30*30=27‚000 (if 1 person can hold more than one office). Combinations:
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Seth Womeldorf English 15 10/7/2013 For a lot of people Ruby Tuesday isn’t their favorite place to eat or if they work there it’s their least favorite place‚ but to me it’s a warm comfortable place. It might sound a bit odd but it can start to feel like a home away from home as you walk in the front door‚ this may be due to the warm colors used inside and out. Plenty of happy faces and wait just inside the door. First you must pass through the foyer with a rather undescriptive sign about
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