Selasa, 10 Mei 2011

I HATE STATISTICS

Just try to google "I hate Statistics", surprisingly there's a huge of it. Apparently, statistics  is so popular (lol). There's even a group on facebook named I HATE STATISTICS. Wow! Let's take a look why those people do so.  Jovan I, for one, hate statistics for the following reasons: - It’s pseudomathematics. It dresses up as a concise set of theories and methods, when these would more properly be referred to as cookbooks. - It’s simplistic. It gives a false sense of...

Minggu, 08 Mei 2011

How to Use the Likert Scale in Statistical Analysis

A Likert scale (pronounced /ˈlɪkərt/,[1] also /ˈlaɪkərt/) is a psychometric scale commonly used in questionnaires, and is the most widely used scale in survey research, such that the term is often used interchangeably with rating scale even though the two are not synonymous. When responding to a Likert questionnaire item, respondents specify their level of agreement to a statement. The scale is named after its inventor, psychologist Rensis Likert.[2] Sample question presented using a five-point Likert item An important distinction must be made between a Likert scale and a Likert item. The Likert...

Kamis, 05 Mei 2011

Statistics for Management and Economics Answers

Introduction to statistics for the management and economics answers:                     Statistics for the management and economics answers deals with the statistics mechanisms which is used to plot the data in a tabularized form and the term economics deals with the production and consumption, the data used in the economics are represented using the statistical methods so that we can manage the...

Statistika : Kesederhanaan yang dapat membangun sebuah keputusan yang tepat

 By: Daniel Agustinus Nababan   Pendahuluan Fenomena berpikir tanpa berpikir atau yang lebih dikenal dengan BLINK sangat marak di dunia pemasaran. Pemasar mulai mencari insight yang membantu mereka dalam membentuk sebuah keputusan yang tepat untuk memecahkan masalah di dunia pemasaran. Decision Support System yang harus dimiliki pemasar harus benar-benar lengkap dan integrated system. Decision Support System itu tidak harus sampai kepada informasi intelligence tapi cukup...

Book Review: How to Lie with Statistics

How to Lie with Statistics, by Darrel Huff, should be required reading for everyone. The cachet of numbers are used all the time in modern society. Usually to end arguments–after all, who can argue with “facts”? Huff shows how the same set of numbers can be tweaked to show three different outcomes, depending on where you start and what you use. The fundamental lesson I learned from this book is that mathematical calculation involves a whole set of conditions, and any number derived from...

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