Does online teaching help or hinder student learning? To help answer this question, a statistics teacher decided to teach his three sections of a particular class using three different teaching models - a traditional face-to-face section, a completely online section, and a hybrid or blended section that incorporated both a face-to-face and online component in the section. Students were randomly assigned to the different sections, taught identical information using the different teaching formats, and given identical examinations to measure student learning. The goal was to identify if the teaching method used affected student learning performance. Identify the data collection method used in this study.
A) data collected observationally
B) data from a designed experiment
C) data from a published source

Question

Quizplus · Accepted Answer

The data was collected from a designed experiment because the students were randomly assigned to the different sections, taught identical information using the different teaching formats, and given identical examinations to measure student learning.

Does Online Teaching Help or Hinder Student Learning? to Help