• Mr Cheng
    Activity Sampling |Activity Sampling |A technique in which a large random sample of snap observations is taken over a period of time of a group | |(also known as Work |of machines, processes or workers...
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  • Research Methodology
    lost. 3. Another limitation of this method is the dual demand made on the observer. Recording can interfere with participation, and participation can interfere with observation. Recording on the spot is not possible and it has to be postponed until the observer is alone. Such time lag results in some...
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  • seriously
    sampling process 100 times. The original population is exponentially distributed. Data set 2: 100 samples, each containing 49 observations. In other words, the sample size is 49. We repeated the sampling process 100 times. The original population is normally distributed. Activity 1 – verifying the...
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  • Marking
    Research? Ans:- Types of Observation 1. Casual and Scientific observation – An observation can be sometimes casual in nature or sometimes it may act scientifically. An observation with a casual approach involves observing the right thing at the right place and also at the right time by a matter...
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  • Obeservational and Sampling in Traditional and Cultural Psychology Research
    time interval. Researchers tend to obtain representative samples by employing different time interval for their observations, through systematic or randomly or both. Time sampling helps to increase the representativeness of behavior sampled. However, time sampling is found less effective method of...
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  • Research Report Presentation
    sampling Modes of observations Strengths • Empirical, primary, textual data, low control • Theoretical or judgemental • Participant observations, semi-structured interviewing, use of documentary sources • High construct validity, in-depth insight, rapport with research subjects • Lack of generalisability...
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  • Rosenham Study
    somebody picks their nose. Although behaviours should not be missed as in time sampling, if too many observations happen at once it may be difficult to record everything. Time sampling Time sampling occurs when the researcher decides on a time say 5 seconds and then records what behaviour is...
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  • Research
    * judgmental sampling * snowball sampling * quota sampling Creating the Design The research design is chosen based on a range of factors. Important factors when choosing the design are feasibility, time, cost, ethics, measurement problems and what you would like to test. The design of the...
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  • Observation
    Time & Event Sampling User notes Child Observation No. 7 Contents Aims of the film & its use .......................... 2 The video sequences - our observations Sequence 1 - Laura - Time sample Sequence 2 - Laura - Event sample ..................... 7 Sequence 3 - David - Time sample...
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  • Zazasky
    your sample reaches a desired quota for each category. Suppose you decide that you want 10 observations from each category and use convenience sampling to obtain the data. If the first 10 people you sample all fall into the below-$40,000 category, you would continue sampling to fill the quotas for the...
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  • Research Summary
    , you need to record your observations. You might use: * Observation guide * Recording sheet * Checklist * Field note * Picture Combination of the above Longitudinal vs. Non-Longitudinal * Best way to test changes in a population over time is...
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  • Testing
    Libitum Sampling -- this approach is not that different from what people do at the zoo--observing whatever seems interesting at the moment. There is no organized system of recording the observations; you just note whatever seems relevant at the time. The advantage of this method is that you are often...
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  • Statistics
    Problem Discovery & Definition Pilot Study Case Study Problem Definition (Research Objectives) Selection of Research Method Research Design Experiment Survey Interview/Questionnaire Observation Secondary Data Study 16 Sampling Research Process Cont’d Selection of...
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  • Stats
    observations taken from every member of population PARAMETER: a value for summarizing the measurements of a quantifiable feature of the population SAMPLE STATISTIC: if the corresponding feature is measured in the sample ESTIMATE= INFER WHY USE SAMPLES? 1) Time constraints ( decision deadlines...
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  • communication research
    sampling error. (Note that the term “error” here does not mean that anyone has made a mistake. “Error” here just refers to variability.) f) Four different ways of field observation Field observation- useful for collecting data and for generating hypothesis and theories. Different way of field...
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  • Tda31-3.1
    the event occurs and to make a note of the actual events leading up to it. Event sampling may need to be carried out over quiet along period of time in order to discover what triggers the behaviour before a strategy can be sought to change it. Time sampling This method of observation is similar...
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  • Class Airlines
    . Causal 10. What type of research study tracks changes over time? a. Vertical c. Horizontal b. Cross-sectional d. Longitudinal 11. Which of the following would NOT be considered a qualitative research approach? a. Focus groups c. Observation b. Interviews d. Benchmarking 12...
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  • Marketing Research
    researcher observes social phenomena in their natural setting and draws conclusion from the same. The observations can occur cross-sectionally (observations made at one time) or longitudinally (observations occur over several time-periods) Ex: Product-use analysis and computer cookie tracing...
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  • Research Design Is Conceptual Structure Within Which Research Is Conducted. It Constitutes the Blue Print of Collection, Measurement and Analysis of Data .Research Design Is Needed Because It Facilitates the Smooth
    : Limited resources (time, manpower, finances) The phenomena being researched requires a collective discussion in order to understand the circumstances, behaviour or opinions Greater insights may be developed of the group dynamic - or cause and consequence OBSERVATION Observation involves may...
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  • Central Tendancy
    occuring. Ethics are also generally well adhered to in strucutred observations. What must a sampling strategy have to make it reliable?Outline the strengths and weaknesses of 2 sampling strategies Sampling techniques should take a random selection from the entire population - this means...
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