Question

PLEASE HELP!
A scientist plans to find out the percent of teenagers who like science. She interviews 500 teenagers leaving a science museum and finds that 450 of them like science. The scientist concludes that 90 percent of teenagers like science. Why is the scientist's conclusion most likely unreliable?

adults were not interviewed

the investigation was time consuming

the source of information was biased

very few teenagers were interviewed

Answer 1

the source of information was biased