2 Broad Study in Statistics Descriptive (mô tả) : provides simple summaries about the data collected & about the preliminary observations that have beed made. Such summaries maybe either quantitative (numerical measures) or visual (e.g. simple-to-understand graphs) e.g. Present a summary report of this year business result to management Inferential (suy luận) : are systems of procedures that can be used to draw conclusions from datasets arising from systems affected by random variation. The
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[pic] FACULTY OF LAW AND BUSINESS School of Business North Sydney Campus Semester 2, 2014 STAT102: BUSINESS DATA ANALYSIS Probability Trees A survey of STAT102 students reveals that among the students that attain CR or better grades, 60% of them attended both lectures and tutorials. Among the students that attain PASS or FAILURE, only 20% of them attended both lectures and tutorials. Not attending both lectures and tutorials and with self-study, a student feels
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the event that the person is infected and T be the event that the person is tested positive. Determine the least value of x such that the probability that a person is infected with the B3F1 virus given that he is tested positive is at least 0.95. [3] (Hint : Draw a tree diagram.) 2. [RJC/2009/Promo] (a) [ A' denotes the event ‘A does not occur’.] 11 8 Given that P ( A ∪ B ) = and P ( A '∩ B ) = , determine P ( B ) if 15 45 (i) A and B are two mutually exclusive events,
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www.iiste.org COMPARATIVE ANALYSIS OF FAIR VALUE AND HISTORICAL COST ACCOUNTING ON REPORTED PROFIT: A STUDY OF SELECTED MANUFACTURING COMPANIES IN NIGERIA BESSONG, PETER KEKUNG and CHARLES, EFFIONG DEPARTMENT OF ACCOUNTING FACULTY OF MANAGEMENT SCIENCES UNIVERSITY OF CALABAR, P.M.B.1115, CALABAR, CROSS RIVER STATE, NIGERIA Tel: +234 8037079607 ABSTRACT This study aimed to critically examine the effects of fair value accounting and historical cost accounting on the reported profits. However, since
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2 Probability To most people, probability is a loosely deﬁned term employed in everyday’s conversation to indicate the measure of one’s belief in the occurrence of a future event. Say, what is the chance of arriving on time if one takes the bus? takes the taxi? However, for scientiﬁc purposes, it is necessary to give the word probability a deﬁnitive, clear interpretation. One can think of probability as the language in discussing uncertainty. For instance, in tossing a coin (random experiment),
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Mat 205-01 Statistics: Course summary December 3, 2014 Emmanuel Johnson Descriptive statistics is the term given to the analysis of data that helps describe, show or summarize data in a meaningful way such that, for example, patterns might emerge from the data. Descriptive statistics do not, however, allow us to make conclusions beyond the data we have analysed or reach conclusions regarding any hypotheses we might have made. They are simply a way to describe our data. Descriptive
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Blake Electronics Version 1: September 17th, 2014 Presented by: Case Study for Blake Electronics Company profile Blake Electronics was founded in 1979 by Steve Blake. Based in Long Beach, California, Blake Electronics manufactures various types of electronic components including resistors, capacitors, and inductors. Blake Electronics supplies components to companies that manufacture more complicated electronic equipment. Total annual sales increased $8M between 1992 and 2002 More than
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Avalanche Corporation Bayesian Analysis Case Question 1. Determine the break-even volume for the two production options(bath and line) Suppose the break-even volume should be x units total cost for batch flow production equals 475,000+ 75x total cost for line flow production equals 900,000+60x if 475,000+75x = 900,000+60x , we will have x= 28,334 units. if more than 28,334 units are produced, the cost of batch flow production will be higher than that of line flow production
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Shamara MAT 143 03/02/16 Module 6 Project 1. (5 pts) You are going to roll a pair of dice 108 times and record the sum of each roll. Before beginning, make a prediction about how you think the sums will be distributed. (Each sum will occur equally often, there will be more 12s than any other sum, there will be more 5s than any other sum, etc.) Record your prediction here: I think in the beginning the sums will vary but then eventually repeat, and there will be more 7’s then any other sum
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reliability • Equality information: Ω 0 • Conditional probability of failure: Pr | Pr ∩ Pr 0 0 ? 10 5 01.06.2012 In statistics, information is expressed as likelihood function • Likelihood function for information event Z: ∝ Pr | • Example: – Measurement of system characteristic s(X) – Additive measurement error • Equality information: • Likelihood function: , , 11 By expressing equality information as a likelihood function, it can be represented by
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