In the study, the sample used was 30 respondents, how many workers population in the research location?
The research results stated that the most influential resource is fossil fuels, how is this effect and is it related to health factors, ecosystem quality and resources?
The population at the research location was 75 people. We took 30 people with
consideration of cost and time.
We have yet to examine further the impact of the stonework industry on fossil fuel
use. Our research is only limited to whether there is influence or not.