Answered

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If neither the researcher nor the research participants knows who has received the treatment, the experiment is said to be:

A. valid
B. reliable
C. correlational
D. double-blind
E. random

Sagot :

GinnyAnsweridn

Final answer:

Double-blind research design ensures unbiased results by keeping both participants and researchers unaware of group allocations.


Explanation:

Double-blind is a research design where neither the participants nor the researchers know which group the individuals are assigned to, experimental or control group. This method helps eliminate bias and ensures the credibility of the results obtained.


Learn more about Double-blind research design here:

https://brainly.com/question/32378869


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