Question

A drug researcher decides to test a new arthritis pain medication for safety and effectiveness on a treatment group of 100 severely disabled arthritis sufferers in a hospital ward. Everyone in the group is assigned a number. Patients with an even number receive the drug. Patients with an odd number receive a placebo.

Which of the following principles of experimental design are being followed?

Check all that apply.
A. Lurking
B. Blindness
C. Blocking
D. Randomization
E. Replication

Answer 1

I think B and E

Answer 2

@mathmale

Answer 3

I think "blind" means you don't know if who receives the medication. here they mention that the even numbers get the medication. It's not clear that they don't know this... so blind may not apply.

It is definitely random.