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...Tools of data collection questionnaire and interview schedule guide observation topic how to construct a i introducing the while selecting tool demographic characteristics study population play an important role for example cannot be used if is illiterate there are three ways administer mailed sending through mail participants collective distributing collecting it back from e g in classroom setting administration public places ii key points preparing covering letter using include must which need information about purpose relevance following introduce yourself institution you representing describe two or sentences main objectives explain convey any general instruction assure anonymity confidentiality provide your contact number case respondent wants talk give address return deadline same insert thank line participation formats questions simple everyday language should do not use ambiguous carry double meaning work being difficult because rearing small child satisfied with canteen first ...