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Chapter 1 entropy and Statistics ? ? ? ? ? ? ? ? ? Statistics ? Statistics Applications in Business and Economics info entropy Sources Descriptive Statistics Statistical Inference Computers and Statistical summary Data Mining Ethical Guidelines for Statistical Practice The marches statistics bay window refer to numerical facts such as averages, medians, percents, and index add up that help us say a mannikin of seam and economic situations. Statistics can to a fault refer to the art and wisdom of collecting, analyzing, presenting, and interpreting data. Statistics is the science of uncertainty, credibleness accountancy, measurement science, truth-craft, the stain you assume to your data to reveal the obscure structure, the sleuthing tool of a scientific detective ? ? © professor Byung Chun Kim, KAIST slip ones mind 1 © Professor Byung Chun Kim, KAIST playground slide 2 What is Statistics? ? Applications in Business and Economics Accounting Public accounting firms use statistical try out procedures when conducting audits for their clients. Economics Economists use statistical information in making forecasts about the future of the prudence or many aspect of it. Financial advisors use price-earnings ratios and dividend yields to communicate their investment advice. Slide 3 © Professor Byung Chun Kim, KAIST Population:??? sampling Population(Mean, Variance) Sample:?? ? (??,??) Sample (Mean, Variance) (???,???) ??:Inference ? Finance © Professor Byung Chun Kim, KAIST Slide 4 Applications in Business and Economics ? Data and Data Sets ? selling Electronic point-of-sale scanners at retail confirmation counters argon used to collect data for a variety of merchandising research applications. Production A variety of statistical whole step control charts are used to reminder the output of a production process. Data are the facts and figures collected, analyzed, and summarized for intromission and interpreta! tion. ? All the data collected in a...If you want to make grow a teeming essay, order it on our website: OrderEssay.net

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