QQsurvey always adhere to the following principles to ensure the authenticity of sample:
☉ selec before the survey: choose eligible users to send e-mail invitations
☉ Filter unconscious response: closely monitor the response and the law of the answer option
to ensure that those online survey respondents who do not answer questions carefully will
be winkled and filtered
☉ Filter rapid response: the minimum time limit function for research can pre-tick those
hasty, quick, rapid responses
☉ E-mail address purification: check contact information to verify the authenticity of the
sample, and avoid sending invitations to the same respondents repeated
☉ Permanently block suspicious e-mail addresses, domain and IP address: permanently block on-
line survey respondents who provided wrong data, so as to effectively enhance the
authenticity of he sample
☉ Partner check: we choose authorized partners, fullly based on the quality of panel provide
by partner. Qualification examination standards include:
_ ensure that the use of two-way choice of sample group
_ the supplier comply with all investigations practice in the industry
_ adhere to quality standards
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