Researchers used a flip of the coin to assign participants to view either a one-minute public information video about the environment or a control video of the same duration that showed only highlights of entertainment news .The researchers then observed how many participants in each group deposited small water bottles (which they had been given at the outset) into the recycle bin as opposed to an adjacent trash bin .This research involves a(n)
A)Observational study
B)Randomized experiment
C)Quasi-experiment
D)Natural experiment

Question

Quizplus · Accepted Answer

This is a randomized experiment because participants were randomly assigned to different groups (environmental video vs. control video) to observe the effect of the intervention (type of video watched) on a specific outcome (recycling behavior). Random assignment is a key feature of randomized experiments.

Researchers Used a Flip of the Coin to Assign Participants