Which data recording method would be best used to measure the time between when a teacher said to start on an assignment and the time the student started on the assignment?

Latency recording

Explanation:

Based on the information provided within the question it can be said that the recording method that is being described is called Latency recording. This method refers to the recording duration measuring how long it takes for a specific action or behavior to occur after a verbal demand or event has occurred. Such as a teacher saying to start on an assignment.

answer; elasticity of the lungs decreases;

answer; ecological fallacy;