Question

use the drop - down menus to identify the method used to collect data for each scenario. while standing in front of the school, jace recorded the number of students who walked, rode their bikes, took the bus, and were driven there. noah researched statistics online about the percentage of babies born with brown eyes. lara knew that she had a 25% chance of winning a contest, so she flipped two coins repeatedly to determine how many times two heads occurred. experiment observational study simulation survey

Explanation:

1. Jace is simply observing and recording data without interfering, so it's an observational study.
2. Noah is gathering existing data from an online source, which is not an experiment, simulation or survey in - person. It's just data collection from an external source.
3. Lara is using a coin - flipping experiment to mimic the probability situation of the contest, so it's a simulation.

Answer:

1. observational study
2. (No clear match from given options as it's data - gathering from online source, but if we must choose, none of the best)
3. simulation