ֶָ֢̤̮̤̮𓆰♕𓆪̤̮̤̮̤̮̤̮ꫂ ၴႅၴ✦❀☁︎

#experiment #double blind #tiara

✎ᝰ.📓🗒 ˎˊ˗✔️

#test #testing #double blind #examination

🧑‍🦯❓🧑‍🦯

#double blind #two blind #mutual ignorance #lack of information #erawanu #blinded participants

²🙈

#double blind #blinding #two blind #research methodology