In medical research subjects (people) are assigned to one of two

/in /by

In medical research subjects (people) are assigned to one of two groups — the experimental or the control group.

almost always the subjects and the pharmacist who is delivering the drug or placebo to the participant do not know what each patient is receiving (medication or placebo).

this method is called doing the research in what manner? ______________ group of answer choices

    1. Productively
    2. Honestly
    3. Purely
    4. Double blind
    5. Single blind