Chapter 2 Sampling and data Collection Methods

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QUESTION 1 a) Identify suitable sampling technique for the situations below. i) Mr David selects all students sitting at group 2 and group 5 in his classroom as sample. ii) Mr David chooses 5 girls and 7 boys from his class. iii) Mr David samples his class by selecting every fourth students on his class list. iv) Mr David picks 10 numbers from his clutch and each number is assigned to a student. (4 mark) b) A researcher is interested to know the awareness level towards Covid-19 among residents in a particular town. The town has two major districts which are District A and District B. There are 700 residents in District A and 850 residents in District B. A random sample of 400 residents will be selected for this study to get their feedbacks. Due to Movement Control Order (MCO) the data will be selected with non-face-to-face interview. 1) State the population and sampling frame for the above study. (2 marks) i) Identify the variable of interest for the above study and determine its level of measurement. (2 marks) iii) Suggest the most suitable sampling technique to be used by the researcher and give your reason by suggested so. (2 marks) iv) In your opinion, state TWO (2) reasons that support the researcher to collect the data using non-face-to-face interview. (2 marks)