Interviewer can explain clearly about the research
DATA COLLECTION(METHODOLOGY) GROUP MEMBERS : Nur Farahin bt Abdul Razak A12CS0226 Nurazah bt Mohamad Nusran A12CS0229Nurul Aishah bt Mahadun A11CS0107 Suhaida bt Yusof @ Tajuni A12CS0241 LECTURER: Miss Nur Hazwani bt Mohd Muhridza
Data CollectionO A process of collecting data from different sources.O Two categories: O Primary data O Secondary data
Primary DataO Come from your own investigationO Can be obtained through one or a combination of techniques.
Secondary DataO Come from reading that what others have experienced and written.O Can be found in different places throughout the report.O Quote and paraphrase the statements.
samplingTARGET POPULATION SPECIFIC POPULATION SAMPLE
O Sampling – ideally in collecting data for research, include whole population to complete the survey .O Sample – is a subset of the population being studied.O Population – bigger target group of the study which results of research applicable.
Causes Of Coming Late ToProblem to be investigated Classes Among Faculty of Computing Students. All Faculty of ComputingTarget population Students. All Students of Kolej TunSpecific population Razak (KTR) Residences. Hundred Students between male and female of Kolej TunSample Razak (KTR) Residences. RELATIONSHIP BETWEEN SAMPLE AND POPULATION
Type of Sampling1. Random Sampling – every member of the population has equal probability to be chosen to participate in research.2. Non-Random Sampling – respondents selected based on certain criteria.
CATEGORIES & DEFINITIONS EXAMPLESSimple – every member has an A box have names of all lecturers.equal chance to be selected Someone pick 100 number from the box.Stratified - the entire population All the students of a school mayis divided in relatively be divided in groups of boy andhomogeneous group. girls.Cluster – Use when the studied In a study of the opinions ofpopulation is spread across a homeless across a country, awide area number of towns are selected and a significant number of homeless people are interviewed in each one. RANDOM SAMPLING
CATEGORIES & DEFINITIONS EXAMPLESSystematic – every nth person in An observation may be madepopulation list is selected. every half an hour, From a long queue of people every fourth person may be selected.Convenience - a collection of Using subjects that are selectedsubjects that are accessible or a from a clinic, choosing the firstself selection of individuals five names from the list ofwilling to participate patients.Purposive - the researcher Research about feelings of beingselects units to be sampled based inmates in prison, a researcheron their knowledge and selects sample by visitingprofessional judgment. different prison. NON-RANDOM SAMPLING
O QuestionaireO InterviewO ObservationO Experiment
O Systematic compilation of questionsO Distributed to an identified group of peopleO Can be administered whether using Survey, Mail, Telephone and Internet.O Tips to prepare questionaire: O Write purpose & benefit of study O Provide clear instruction O Ask only relevan questions O Avoid leading ,ambiguous questions and asking two things in one question.
Type of QuestionaireO Open-ended questions O Give opinion, ideas,suggestion or comments. O Example: Why you choosen the product?
O Closed-ended questions O Yes/No Question O Likert-Scale O Listing O Ranking O Category
O Two way communication which permits an exchange of ideas and informationO Conversation carried out to obtain specific informationO Type of Interview O Structured –standardized , folllow list of question O Semi-structured –ask based on previous prepared question and some other unprepared question based on interviewees’ answers O Unstructured –more flexible, interviewees and interviewers have freedom to express themselves, like conversation
4 Process of interview1) Identify credible individual to be interviewO Write or call personO Set time and place 2) Do your homeworkO Prepare questionsO Learn terminologies/vocabulary related to topic
3) Carry out interviewO Be on time, dress appropriatelyO Ask permission –used tape recorderO Get to know the person before startO Ask question that produced extended responseO Limit Yes/No questionsO Let the person finish firstO Be attentive to ask follow up questionO Probe to clarify ambiguous responsesO Summarize ideasO Show your appreciate time for time and cooperation given 4) Analyse the responseO Look over your notes, write any response that you missedO Reflect upon the interview by giving honest opinion
O Prepare an observation sheetO Take note of everything you observe within the observation period.
O To verify physical laws, principles and theory, measure or determine physical properties, compare experimental with theoretical results.
• Need to consider the questions: Who were the subjects or respondent? How were the subjects/respondents selected? What were the instrument used?
Main elements in research method Purpose or objective of the research Short description of the issue or problem to be investigated Location of the data collection Population and sample or respondents of the research Data collection methods Data analysis methods
Research Method O 2 PARTS : 1) OverviewInformation about the study in generalPurpose/objective for conducting a researchLocation where the data collectedMethod of data collection
Research Method Cont… 2) BodyRespondentLocationMethods of data collectionMethods of data analysis
Research methodology sectionO 3.1 IntroductionO 3.2 Research InstrumentsO 3.3 Respondents of the StudyO 3.4 Research ProcedureO 3.5 Data Analysis