Question 1
A researcher selects 200 scholars from a research institute and records their registration numbers, the time spent on their research projects per week (in hours), their monthly stipend (in Rs.), alongside their preferred mode of conducting research (Laboratory-based, Computer-based, or Hybrid). Based on this study, choose all the correct statements from the following:
"All scholars in the institute" represents the population, while "the 200 selected scholars" represents the sample.
The "preferred mode of research" is a qualitative variable, whereas the "time spent on research per week" is a quantitative variable.
The time spent on research per week is a categorical variable.
The Registration numbers are numerical variables.
Monthly stipend measured in rupees is a numerical variable.