SoundQuality2

To participate in this survey you must be a native English speaker. you will be answering 46 questions which will take around 40 minutes to answer. Additional information about this survey can be found in the pdf in the link below (click on "information of the survey and terms and conditions").

For Each question there are 3 audios. Please listen to audio clips carefully. then,

A) Rate how natural each audio clip sounds on a scale of 1 to 5, 1 indicating completely distorted and unnatural and 5 indicating completely natural.

B) For each audio pair, rate whether the two audio clips could have been produced by the same speaker or not on a scale of 1 to 5.
1 indicating completely different speakers, and 5 indicating exactly the same speaker. Some of the samples may sound somewhat degraded/distorted. For this question please try to listen beyond the distortion, speed, and tone of the speech, and concentrate on identifying the voice.

*This question is required.

I have read the above purpose of the study, and understand my role in participating in the research. I volunteer to take part in this research. I understand that I may refuse to participate or withdraw from participation at any time. The investigator may withdraw me at his/her professional discretion. I certify that I am 18 years of age or older and a native english speaker and freely give my consent to participate in this study.

information about the survey, terms, and conditions.