232k views
4 votes
Neither the participant nor the researcher knows to which group the participant is assigned.

a. Equipoise
b. Double-blind study
c. Cross-over design
d. Randomization

1 Answer

1 vote

Answer:

The answer is B double-blind study

Step-by-step explanation:

In this type of scientific study neither the experimenter nor the researcher knows the study sample, during the period that the experiment lasts, in order not to influence the results.

User RDRR
by
6.8k points