1 Imagine you have data from your company on the annual sales of its 40 different products. Now identify and explain how the following data(i) product name, (ii) product grade, (iii) unit price and (iv) customer review ratings can be presented as the four types of measurement scales (Nominal, ordinal, interval and ratio).

2 A researcher is interested to know the view of the business students about their future career plan in business arena in this pandemic situation. The study will only focus on the Private Universities that are situated in Dhaka City. However, the problem is, because of time and budget constraint, it will not be possible to talk to all the students and, hence, it will be practical to conduct the study with a sample rather than a population. In order to conduct the research, the researcher has noted down few issues which is relevant for sampling design: 1. The objective of the study is to have better understanding about career growth in the pandemic situation. 2. Validity of the study will be ok to align with the study objective. 3. It is to be noted that demographic characteristics (for example, gender, age or senior and junior student classification) to be considered while collecting views of students. 4. Generalization of the research is not the primary objective. 5. Name and email of all the students are available. Suggest an appropriate sampling technique and also the sample size for this study and justify your viewpoint by discussing all the relevant points that are raised above.