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Lecture 4, Research Methodology(mba General 1st Semseter) By Dr. Qamar Zaman

Research Planning and Sampling CHARACTERISTICS OF GOOD RESEARCH DESIGN DESIGN FORMAT FOR A RESEARCH PROPOSAL Population vs. Sample Accurate and Reliable Results RANDOMIZATION 1. Simple Random Sampling 2. Systematic Sampling 3. Stratified Sampling

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  Research Planning and Sampling Dr. Qamruz Zaman Associate ProfessorDept: of StatisticsUniversity of Peshawar.  24/02/2010 Qamruz Zaman 2 Research Planning and Sampling Research design is the planned sequence of the entire process involved inconducting a research study.A research design is a series of guide pasts or steps to keep one in theright direction.A research design includes the following components :( a ) Research method or research strategy.( b ) Sampling design.( c ) Choice of research tools, and( d  ) Choice of statistical techniques.  24/02/2010 Qamruz Zaman3 CHA R  ACTE RIS T I C S OF GOODR  E S EA R  CH D E SIGN 1 . It should be free from bias.2. It should be free from confounding effect. PO TE N T I AL PROB LEM S IN R  E S EA R  CH D E SIGN There are several difficulties which make poor research design: 1 . Inadequately stating and testing hypotheses.2. Missing or unusable data.3. Bias in sampling.4. Inadequate measurement.5. Lack of precision in statistical technique or inappropriate statisticaldevices.  24/02/2010 Qamruz Zaman 4 D E SIGN FOR  MAT FOR  A  R  E S EA R  CH PROPOS AL T itle I. Problem Statement and its clarifying components.(A) Statement of the problem.(B) Clarification of the problem statement: 1 . Definitions.2. Delimitations.3. Assumptions.4. Theory base.