Introduction The aims of the lab session was to familiarize with the principles‚ operation and application of a light spectrophotometer. This report discusses an experiment to study the relationship of absorbance and concentration‚ the interaction of electromagnetic radiant energy(ERE) and matter which is an important aspect of the Beer-Lambert ’s Law. This law states that the absorption of a compound is directly proportional to the concentration of that particular compound. This is because (a &
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however as it is only partial information and not the population‚ the period of time in which the data is selected from would affect the end results of analysis. The report is divided into two sections outlining the statistical analysis of data and hypothesis testing to observe if CCResort have met their 2 major key performance indicators (KPIs) 1 More than 40% of their customers stay for a full week (i.e. seven nights); 2 The average customer spends more than $255 per day in excess of accommodation
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Michael Jensen writes‚ “There is no other proposition in economics which has more solid empirical evidence supporting it than the Efficient Market Hypothesis.” The term ‘Efficient Market Hypothesis’ (EMH) is concerned with the behavior of prices in asset markets. It was initially applied to the stock market‚ but the concept was soon generalized to other asset markets. EMH has also been a subject of debate since its inception
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Sunway Academic Journal 2‚ 13–22 (2005) EXPORT-LED GROWTH HYPOTHESIS IN MALAYSIA: AN INVESTIGATION USING BOUNDS TEST CHOONG CHEE KEONGa Universiti Tunku Abdul Rahman ZULKORNAIN YUSOP Universiti Putra Malaysia VENUS LIEW KHIM SEN Universiti Malaysia Sabah ABSTRACT The objective of this paper is to test the validity of the export-led growth hypothesis in the Malaysian economy using a more comprehensive sample period and a recent technique‚ that is‚ the bounds testing approach. Based on
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the number possible outcomes that you are interested in divided by the total number of possible outcomes associated with an event * null hypothesis significance testing (NHST) * the null hypothesis states that there is no effect in the population of interest * if the probability of obtaining the data is high‚ the null hypothesis is true * no effect in the population *
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The Semi - Strong Form of the efficient market hypothesis One of the major theories that form the basis of financial market is the efficient market hypothesis. The extreme position of those who advocate the efficient market hypothesis claims that all the market requires is basic financial information. The semi-strong form of the efficient market hypothesis states that the market incorporates all the known information about a stock‚ the current price reflects this information‚ and this information
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T-test A t-test is a hypothesis test in which the test statistic follows a Student’s t-distribution under the null hypothesis. There are several different test statistics that fall into the category of a t-test. One-Sample t-test x 0 s n df n 1 t Independent Two-Sample t-test t x1 x2 2 sx1x2 n 1 2 2 sx1 sx2 2 df 2n 2 sx1x2 Unequal Sample Size Two-Sample t-test t x1 x2 1 1 sx1x2 n1 n2 sx1x2 n1 1 sx2 n2
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Hypothesis Testing: Two-Sample Case for the Mean Many cases in the social sciences involve a hypothesis about the difference between two groups (i.e. men and women‚ control and experiment). We analyze statistics from two samples‚ and the hypothesis and confidence interval would deal with the difference between two population means. The following factors are important in hypothesis testing: 1. probability theory 2. the sampling distribution of the statistic 3. the errors inherent
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Efficient Market Hypothesis THE CONTRASTING EVIDENCE OF THE VALIDITY OF THE EFFICIENT MARKET HYPOTHESIS There is apparently plenty of divergence relating to the validity of efficient market hypothesis (EMH)‚ some academics or financial gurus support efficient market hypothesis while there are some who assert that efficient market hypothesis and random walk theory are flawed concepts in the post-financial crisis era. Beginning with the definition of efficient market hypothesis‚ it states that
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A REVIEW OF STUDIES CONDUCTED ON THE WEAK FORM OF THE EFFICIENT MARKET HYPOTHESIS ON EMERGING CAPITAL MARKETS Surabhi Kothiyal (2009B3A8360P) Vishnukaant Pitty (2009A4PS340P) 1 CONTENTS PAGE NO. 1. Introduction 3 2. On Emerging Markets … 5 3. Empirical Methods 8 3.1. Non-Parametric Tests 8 3.1.1. Kolmogrov Smirnov Goodness of Fit Test 9 3.1.2. Runs Test 9 3.2. Parametric Tests 10 3.2.1. Auto-Correlation Test 10 3.2.2. ADF (Augmented
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