Why bother conducting experiments on treatments for COVID-19 (e.g., chloroquine) instead of relying on anecdotal evidence about their effectiveness? Random assignment is discussed.

The last trial visits for the randomized blood-pressure–lowering comparison were completed in June 2007 after a median follow-up period of 4.4 years, at which time patients resumed their usual ...

Patients were assigned to short-term radiotherapy followed by chemotherapy (TNT group) or long-term concurrent chemoradiotherapy (CRT group). The protocol design, random assignment, MRI, study quality ...

The trial used a multicenter, longitudinal, randomized controlled design with three groups (MBCR, SET, and a minimal-treatment control group; 2:2:1 allocation ratio); assessments occurred at baseline ...

You may work in groups, provided you have submitted a short paragraph to the instructors by March 9 explaining why a group approach to your proposed topic for the final project makes sense. This ...

“The random case-assignment policy deters judge-shopping and the assignment of cases based on the perceived merits or abilities of a particular judge. It promotes the impartiality of proceedings ...

If the results of the drug intervention show the treatment group recovered faster than the control group, we might, therefore, erroneously conclude that the new COVID-19 treatment was effective.