That might not be that time consuming, and that would be a pretty good. You can't get a better sample than asking everyone in the population. Which of the following methods of surveying your classmates will allow Mimi to make a valid conclusion about which candidate is in the lead? Well, that's a pretty good conclusion. People might change their minds, so it's not a done deal, but you can't get a better sample size than the entire population. Assign numbers to each student in the class and use a computer program to generate 50 random numbers between 1 and 300. Ask those students whose numbers are selected.