population or representative (Oso and Onen‚ 2009). This design was adopted for this study because it intensively described and analyzed the role of employee welfare services on productivity of the employees of the case company. The method of questionnaire and interview are used in data collection. Data are presented in tables and a descriptive method is adopted in analysis. 3.2 POPULATION OF THE STUDY According to Mugenda and Mugenda (2003)‚ target population is the members of a real or hypothetical
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Their names would not be leaked out. The questionnaire would also contain the statement that “All the responses will be treated confidential and used for the purpose of research only”. No one would get a clue that who participated in the study. Data collection The data would be collected with the help of the questionnaire. The questionnaire would be send to the respondents through email. Some of the questionnaire would also be given in person by giving to customers at the same
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Experimental research : it establishes cause & effect. 2013/4/24 Asst.Prof.M.Choudhury 7 The main data collection stage • Sampling process • Sample size • Sample selection – Probability Methods • Simple random sampling • Stratified random sampling • Cluster sampling – Non-Probability Methods • Convenience sample • Judgment sample • Quota
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Statistics 1. Explain the difference between a population and a sample. A population is the entire group to be studied and a sample is a portion of the population. 2. Explain the difference between a parameter and a statistic. A statistic is a numerical summary of a sample and a parameter is a numerical summary of a population. 3. What is Descriptive Statistics and how is it used? Descriptive statistics describes the results of a sample without making conclusions of the population. 4. What
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HIGHER INSTITUTE OF AGRICULTURE & ANIMAL PRODUCTION (ISAE) DEPARTMENT OF RURAL DEVELOPMENT & AGRIBUSINESS (RDA) COURSE: RESEARCH METHODOLOGY (RM) CREDITS: 3 = 45 hrs (30 Theory + 15 TP) CLASS: RDA 4th Yr‚ Aug 2012 VENUE: Rubilizi Campus‚ CONVENOR: Dr. J. Richard N. KANYARUKIGA PhD (IWRM)‚ UDSM‚ Tanzania; MSc TAD (AE&P)‚ Reading‚ UK; BSc Agric (AS&P)‚ SUA‚ Morogoro‚ Tanzania Contact: Tel: +250 785 437 335; E-mail: jrnkanyarukiga@isae.ac.rw jrnkanyarukiga@yahoo.com kf
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selecting a suitable sample‚ or a representative part of a population for the purpose of determining parameters or characteristics of the whole population. REASONS FOR SAMPLING There are six main reasons for sampling instead of doing a census. These are; * Economy * Timeliness * The large size of many populations * Inaccessibility of some of the population * Destructiveness of the observation * Accuracy or Reliability Economy The economic advantage of using a sample in research
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populations based on the examinations of smaller sets of data. a. Descriptive statistics: It consists of the collection‚ organization‚ summarization and presentation of data. Examples: sample mean‚ median‚ range‚ standard deviation‚ charts‚ graphs‚ tables‚ etc. b. Inferential statistics: It consists of generalizing from samples to population‚ performing estimations and hypothesis tests‚ determining relationships among variables‚ and making predictions. Examples: Analysis of variance‚ test of goodness of
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to improve its services and became more customers friendly. DATA COLLECTION Primary data: the primary data is collected for the first time for a specific purpose or for a specific Research project for the fulfillment of project objective. a questionnaire will be designed to collect primary data from various customers. Secondary data: Secondary data are the data‚ which already exists somewhere i.e. those which have already been collected by someone
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This independent variables were age and understanding of second-order effects. The DV …. The SEQ scores from… Participants Split participants by sex‚ age and sample size. Example: There were N=30 first year psychology students… Materials No trivia Alcohol Use Questionnaires (AUQ; Mehrabian & Russell‚ 1978) Example: Questionnaires – make sure you reference Procedure Step by Step instructions of what you did‚ make it simple so it can be easily repeated. Luisa.perrino@uwl.ac.uk Results
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theories‚ an Organizational Analysis aims to understand behavioral relationships‚ structure‚ and technology. Another significant source for deriving the research problem is the industry and organizational data. Qualitative Survey Surveys and questionnaires are common ways of collecting qualitative data‚ and can also be used to generate qualitative data. They can be time consuming to produce and particularly to analyse (if
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