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SAMPLING TECHNIQUES INTRODUCTION

2002-8-13 · techniques. Complex sampling techniques are used, only in the presence of large experimental data sets; when efficiency is required; and, while making precise estimates about relatively small groups within large populations [Salant, p59] SAMPLING TERMINOLOGY • A population is a group of experimental data, persons, etc.

Mining Industry

The mining industry is like any other manufacturing industry in that it utilizes sophisticated and productive machinery, along with digitization, so that it can prosper by increasing productivity while decreasing costs. Development in mining technology is ongoing throughout the world, notwithstanding India. Operational monitoring and control systems have enhanced the productivity, safety, and ...

4 Tools & Techniques for Enhanced Decision-Making

2019-4-10 · Top Decision-Making Techniques & Tools Marginal Analysis. Marginal analysis weighs the benefits of an input or activity against the costs. This type of analysis helps business leaders determine whether and activity or input is providing the …

Sampling Methods | Types and Techniques Explained

2019-9-19 · If you use this technique, it is important to make sure that there is no hidden pattern in the list that might skew the sample. For example, if the HR database groups employees by team, and team members are listed in order of seniority, there is a risk that your interval might skip over people in junior roles, resulting in a sample that is skewed towards senior employees.

RATIONAL CHOICE THEORY: ASSUMPTIONS, …

2013-3-20 · Rational choice theory adopts a quite different approach to the study of social action, human agency, and social systems and structures. There are many variants of rational choice theory which tend to differ from other perspectives in the following ways. The rational choice theory begins, firstly, from the viewpoint of the individual, as opposed to

Top 10 Techniques of Decision-Making

When using these techniques, the decision-maker makes use of scientific, logical or mathematical means to achieve realistic solutions to problems. Several OR techniques have been developed over the years. Decision-Making: Technique # 6. Linear Programming: Linear programming is a quantitative technique used in decision-making.

(PDF) A Game Theory based Repeated Rational Secret …

Collaborative data mining has become very useful today with the immense increase in the amount of data collected and the increase in competition. This in turn increases the need to preserve the participants'' privacy. There have been a number of

Rational Protocols and Attacks in Blockchain System

2020-9-24 · Blockchain has been an emerging technology, which comprises lots of fields such as distributed systems and Internet of Things (IoT). As is well known, blockchain is the underlying technology of bitcoin, whose initial motivation is derived from economic incentives. Therefore, lots of components of blockchain (e.g., consensus mechanism) can be constructed toward the view of game …

Mining of Safety Pillars is Poland as a Rational Element ...

Experience so far in mining safety pillars has shown that such an excavation is technically possible even under the most "sensitive" buildings. Purthermore, it is economically justifiable and certainly a progress in the rational management and utilization of energy raw materials.

Sustainable Development of Mining Mineral Resources ...

2013-1-1 · 1. INTRODUCTION. The concept of sustainable development is now a widely used term in many areas of activity related to the life of man. It appeared in the second half of the twentieth century as a reaction to the dynamic economic growth seen in many countries around the world, which was often observed in conditions of excessively intensive and uncontrolled use of natural resources.

An effective data mining techniques based optimal paddy ...

2021-2-21 · An effective data mining techniques based optimal paddy yield cultivation: a rational Paddy and Water Environment ( IF 1.517) Pub Date : 2021-02-20, DOI: 10.1007/s10333-021-00845-8 …

Prospecting for natural products by genome mining and ...

2021-7-26 · Combined use of microcrystal electron diffraction and genome mining for biosynthetic gene clusters enables the rapid structural elucidation of natural products, including a newly discovered 2 ...

Chapter 9 Decision Making and Information Systems

2017-2-27 · rational decision making. However, when decision makers work under some pressure they may need to settle for a choice that is good enough rather than perfect. Even more of deviation from rational decision making happens when decision making is performed over prolonged periods without delivering a clear decision. Any decision is made for a purpose.

Rational construction of genome-reduced Burkholderiales ...

2021-7-23 · Heterologous expression of biosynthetic gene clusters (BGCs) avails yield improvements and mining of natural products, but it is limited by lacking of more efficient Gram-negative chassis. The ...

The ABC''s of REBT

2020-2-12 · The REBT (Rational Emotive Behavior Therapy) " ABC''s" help us to stop being victimized by our own thinking. It can be used to help with depression, stop anxiety, deal with stress and anger management. Here is an example how someone could use the REBT ABCs for anger. A common example is the issue of someone else''s behavior "making us ...

Mining Typical Treatment Duration Patterns for Rational ...

2019-10-5 · Rational drug use requires that patients receive medications for an adequate period of time. The adequate duration time of medications not only improve the therapeutic effect of medicines, but also reduce the side effects and adverse reactions of medicines. This paper proposes a data-driven method to mine typical treatment duration patterns for rational drug use from electronic medical records ...

Outlier Detection Techniques

2018-5-25 · • Rational – Examine the spectrum of pairwise angles between a given point and all other points – Outliers are points that have a spectrum featuring high fluctuation Kriegel/Kröger/Zimek: Outlier Detection Techniques (SDM 2010) 15

A Rational Protocol Treatment of 51% Attacks

2021-7-1 · A Rational Protocol Treatment of 51% Attacks Christian Badertscher1, Yun Lu2, and Vassilis Zikas3 1 IOHK, Zurich, Switzerland – [email protected] 2 University of Edinburgh, Edinburgh, UK – [email protected] 3 Purdue University, West Lafayette, USA – [email protected] Abstract. Game-theoretic analyses of cryptocurrencies and—more ...

Rational design of allosteric modulators: Challenges and ...

2021-6-24 · Rational allosteric drug design can lead to the development of modulators that shift the conformational equilibrium towards a specific state. Allosteric inhibitors shift the equilibrium towards the inactive state, where the orthosteric ligand cannot bind, while allosteric activators shift the equilibrium towards the active state, where the ...

Environmental issues from coal mining and their solutions ...

2010-3-1 · Received 18 July 2009; accepted 06 October 2009 *Corresponding author. Tel: 86 516 83885785 E-mail address: [email protected] doi: 10.1016/S1674-5264(09)60187-3 Environmental issues from coal mining and their solutions BIAN Zhengfu 1,*, INYANG Hilary I 2, DANIELS John L 2,3, OTTO Frank 4, STRUTHERS Sue 5 1 Institute of Land Resources, China University of Mining & …

An effective data mining techniques based optimal paddy ...

2021-2-20 · From ancient times, the economic growth of India is mainly based on agricultural output. Agriculture is demographically the broadest economical sector and acts as an important part in the entire socio-economic fabric of India. Nearly half of the population of our country are connected to agriculture as their industry and make a livelihood out of it. At the same time, the crop productivity ...

5 Key Decision-Making Techniques for Managers | HBS …

2020-3-31 · Decision-Making Techniques for Managers. 1. Take a Process-Oriented Approach. One of your primary responsibilities as a manager is to get things done with and through others, which involves leveraging organizational processes to accomplish goals and produce results. According to Harvard Business School Professor Len Schlesinger, who''s ...

The Six Ways To Make Money Mining Cryptocurrency Are ...

2019-1-21 · The final business model on my list goes contrary to common sense: mining at a loss. Hardly a rational business model on its face, of course – unless ensuring that crypto transactions can be ...

The Mining Industry in Ghana: A Blessing or a Curse

2011-6-21 · will have to develop a competitive mining regime based on greater economic equality, mutual benefit and in accordance with generally accepted notions of fairness. Key words: Ghana, Mining, Mineral Products, Impact, Economy 1.0 Introduction Mining is the process of digging into the earth to extract naturally occurring minerals.