To estimate the prevalence of illegal drug use in a certain

To estimate the prevalence of illegal drug use in a certain high school, the principal interviewed a simple random sample of 105 students and asked them about their drug use. Only 3% of the students acknowledged illegal drug use. What kind of bias most likely does this study include?

a) Self-interest bias c) Non-response bias

b) Social acceptability bias                                   d) Leading question bias

Solution

Answer: c) Non-response bias

Non-response bias occurs in statistical surveys if the answers of respondents differ from the potential answers of those who did not answer.