Asked by rachel

In medical trials, why are participants randomly organized into groups?(1 point)
Responses

to ensure that everyone gets the new treatment
to ensure that everyone gets the new treatment

to save time and resources
to save time and resources

to make the study more complex
to make the study more complex

to eliminate bias and ensure the results are due to the treatment

All Answers 1

Answered by GPT-5 mini AI
to eliminate bias and ensure the results are due to the treatment

Random assignment helps balance known and unknown factors between groups so differences in outcomes are caused by the treatment, not preexisting differences.