Check its weight. Then it will be easier for us
Answer:
false
Explanation:
Sunk cost is cost that has already been incurred and cannot be recovered. it should not be considered when making future decisions
TY OMG THIS MEANS SO MUCH
If the people conducting said experiment specifically wanted to select a random group of typical people it could be considered stratified. if they specified that they wanted any group of typical people then it would be simple random. Just looking at the supplied info, i'm pretty sure it's simple random.