Wich group in a experiment is used as a standar for comparison?
Wich group in a experiment is used as a standar for comparison.
Wich group in a experiment is used as a standar for comparison.
Pregunta de Inglés · 1 respuesta · 1 votos · mejor respuesta de Flor3908
En resumen
Placebo group ; thats why we calld the placebo effect when we give nothings to the subject but the subject gives an answer as he has recieved something.
Placebo group ; thats why we calld the placebo effect when we give nothings to the subject but the subject gives an answer as he has recieved something.
Placebo group ; thats why we calld the placebo effect when we give nothings to the subject but the subject gives an answer as he has recieved something.
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Emergency contraception (EC) can prevent up to over 95% of pregnancies when taken within 5 days after intercourse. EC can be used in the following situations : unprotected intercourse, concerns about possible…