change the responsed statistical error rate to JSON array
change the responsed statistical error rate to JSON array

JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification,JiaMingLin/de-identification