CHAPTER 1 SECTION 1: WHAT IS STATISTICS? MULTIPLE CHOICE 1. You take a random sample of 100 students at your university and find that their average GPA is 3.1. If you use this information to help you estimate the average GPA for all students at your university‚ then you are doing what branch of statistics? |a. |Descriptive statistics | |b. |Inferential statistics
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NATIONAL UNIVERSITY OF SINGAPORE NUS BUSINESS SCHOOL FIN 3102 Investment Analysis and Portfolio Management Luis Goncalves-Pinto / Sem 1‚ AY 14/15 Practice Problems #1 1. You sell short 100 shares of Loser Co. at a market price of $45 per share. What is your maximum possible loss? Explain. 2. The investment bank you work for is writing its annual investments newsletter and you are in charge of the international markets outlook for next year. To prepare your section‚ you collect data on yearly
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CASE ANALYSIS: FERGUSON FOUNDRY LIMITED (FFL) EXECUTIVE SUMMARY Introduction After reviewing the financial statements for the fiscal year ended May 31‚ 2010‚ Mark Ferguson‚ President of Ferguson Foundry Limited’s (FFL)‚ was disappointed with the results. Operating Income was $367‚600 below expectation‚ despite having sold 2‚000 wood stove units greater than budgeted. To determine which areas FFL’s actual performance was better or worse than expected‚ a variance analysis will be conducted
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Issues: 1. The current variance analysis used for the 1973 fiscal years shows an overall favorable net variance of $71‚700. This is an aggregate net figure based upon the favorable variance due to sales and the unfavorable variance due to operations. This net variance figure fails to highlight areas of deficiency to help identify corrective actions. Furthermore‚ this variance does not indicate the real cause of the favorable overall variance. The success and purpose of variance analysis is reliant on how
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FINANCIAL MANAGEMENT DEVELOPMENT Management Reporting Budgetary Control NO 213 BUDGETARY CONTROL AND VARIANCE ANALYSIS £ £££ ££££££ 1 333 35753 FINANCIAL MANAGEMENT DEVELOPMENT ONE OF A SERIES OF GUIDES FOR FINANCIAL MANAGEMENT DEVELOPMENT FROM www.FinancialManagementDevelopment.com This is one of a series of documents produced by David A Palmer as a guide for managers on specific financial topics to assist informed discussion. Readers should take appropriate advice before acting
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Case Analysis 1. What were the factors that caused actual quarterly income to be less than budgeted? What was the quantitative effect of each of these factors? - In order to find out the factors that caused the less actual quarterly income‚ we did analysis on variances. Sales variance‚ production cost variances and overhead variances are calculated as follows: - Sales Variance Actual Price($) Budgeted Price($) Actual Quantity Sold(Unit) Budgeted Quantity Sold(Unit) Price Variance ($)
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relevant of standard cost. Besides‚ standard costing and variance analysis had become disconnected from actual practices at the industry level. Research question In this case‚ author solved four questions: 1. Is standard costing used in Dubai? 2. How important are various functions in standard costing? 3. How frequently are various techniques and cost standards used in standard costing? 4. How important is the analysis of variance for control purposes? Research design They collected the
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ANALYSIS OF VARIANCE? WHAT NULL HYPOTHESIS ISTESTED BY ANOVA? ANALYSIS OF VARIANCE IS A STATISTICAL METHOD USED TO TEST DIFFERENCES BETWEEN TWO OR MORE MEANS. IT IS USED TO TEST GENERAL RATHER THAN SPECIFIC DIFFERENCES AMONG MEANS. THUS THE NULL HYPOTHESIS IS CALLED AN OMNIBUS NULL HYPOTHESIS IT MEANS THAT AT LEAST ONE POPULATION MEAN IS DIFFERENT FROM AT LEASTONE OTHER MEAN. THE ANOVA DOES NOT REVEAL WHICH PAIR IS SIGNIFICANT‚ THUS A FOLLOW UP TEST IS NECESSARY TO DETERMINEWHICH PAIR
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“Statistical Comparison among the Smartphones in the Philippines” A Research Paper Presented to: The Faculty of the Decisional Science and Innovation Department Ramon V. Del Rosario College of Business In Partial Fulfillment of the Requirements for the course Decision Science 2 DECSCI2 Submitted by: Velecina‚ Amiel Joshua A. Guiveses‚ Michelle Louis M. Berlanga‚ Henry Daniel B. Kitane‚ Arja Marie S. Submitted to: Ms. Rachel Arcilla Date: December 4‚ 2014 Introduction Background
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THE LOGIC OF ANOVA ANalysis Of VAriance (commonly abbreviated as ANOVA)‚ more specifically‚ we will take up an application known as one-way ANOVA. Many statisticians think of ANOVA as an extension of the difference of means test because it’s based‚ in part‚ on a comparison of sample means. At the same time‚ however‚ the procedure involves a comparison of different estimates of population variance—hence the name analysis of variance. Because ANOVA is appropriate for research involving three or
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