FIN504_PowerPoint_Slides_02

FIN504_PowerPoint_Slides_02 - FIN 504: Financial Management...

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FIN 504: Financial Management Lecture 2: Statistical Review
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2 FIN 504: Financial Management The Use of Statistics The Stochastic World Range of Financial Data Populations versus Samples Two Temporal Approaches to Measuring Financial Data At One Time (Synchronic) Over a Period of Time (Diachronic)
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Probability Measures
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4 FIN 504: Financial Management Probability Measures Measures of Central Tendency Mean, Median. Mode Measures of Dispersion Standard Deviation, Variance Higher Moments Skewness, Kurtosis Measures of ‘Co-Movement’ Covariance, Correlation
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5 FIN 504: Financial Management Measures of Central Tendency What is a Measure of Central Tendency
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6 FIN 504: Financial Management Mean (Average) Equal Weighted Average Applications Calculation: 1 n i i x n μ = =
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7 FIN 504: Financial Management Mean (Average) Unequal Weighted Average Applications Calculation: 1 n i i i p x μ = =
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8 FIN 504: Financial Management Mean (Average) Calculating the Mean 3,1,4,5,7 3 1 4 5 7 4 5 μ + + + + = =
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9 FIN 504: Financial Management Mode To find the mode find the most common number. 2, 3, 4, 2, 5, 7, 8, 2, 3 The mode is 2
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10 FIN 504: Financial Management Median To find the median, order the set and find the ‘middle’ number. 2, 3, 4, 2, 5, 7, 8, 2, 3 Ordered: 2, 2, 2, 3, 3 , 4, 5, 7, 8 The mode is 2.
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11 FIN 504: Financial Management Mean, Median and Mode Uses of the Mean ( μ ) Uses of the Median Uses of the Mode
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12 FIN 504: Financial Management Measures of Dispersion What is a Measure of Dispersion?
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13 FIN 504: Financial Management Sample versus Population Population Sample
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14 FIN 504: Financial Management Variance Variance ( σ 2 ) 2 2 1 ( ) 1 n i i x x n σ = - = -
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This note was uploaded on 06/29/2011 for the course FIN 525 taught by Professor Dloncar during the Spring '11 term at University of Baltimore.

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FIN504_PowerPoint_Slides_02 - FIN 504: Financial Management...

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