Beth is interested in which students from her school catch public transport. Select whether the following sampling methods are likely to be biased or not.
Selecting every $10$10th person on the bus she catches.
Selecting every $10$10th person on the student list.
Selecting the first $50$50 students that arrive in the morning.
Selecting by having a computer randomly choose student numbers.
Understand statistics as a process for making inferences to be made about population parameters based on a random sample from that population.
Recognize the purposes of and differences among sample surveys, experiments, and observational studies; explain how randomization relates to each.