Translation for "is not effective" to french

Is not effective

• n'est pas efficace
• est pas efficace

Translation examples

n'est pas efficace

for "the most effective means" read "an effective means";
remplacer "le moyen le plus efficace" par "un moyen efficace";

Without effective evaluation, there cannot be effective communication.
Il ne saurait y avoir de communication efficace sans un processus d'évaluation efficace.

Effect concentration, 50% ED50 Effect dose, 50%
concentration efficace médiane, concentration efficace 50 %

EC50 effect concentration, 50% (median effective concentration) ED50
concentration efficace 50 % (concentration efficace moyenne)

84.4% as effective and very effective
Partenaires efficaces et très efficaces : 84,4 %

effect dose, 50% (median effective dose)
dose efficace 50% (dose efficace moyenne)

Are you telling me that this is not effective?
Tu veux dire que ce n'est pas efficace?