Market Research Tools 

Incidence Calculator

Definitions:

  • Completes: Completed interviews

  • Mid Terminates: Respondents who end the interview after having been successfully qualified.

  • Not Qualified: Respondents who are ineligible to participate in the study based on screening criteria.

  • Over Quota: Respondents who would have been considered eligible if it were not for their quota group being full.
Completes

Mid Terminates

Not Qualified

Over Quota


Incidence
Formula
Completes + Mid Terminates
_______________________________________________________
(Completes + Mid Terminates + Not Qualified + Over Quota )

 

Response Rate Calculator


Definitions:

  • Completes: Completed interviews

  • Refusal: Respondents who end the interview before completing it, regardless of qualification.

  • Mid Terminates: Respondents who end the interview after having been successfully qualified.

  • Not Qualified: Respondents who are ineligible to participate in the study based on screening criteria.

  • Over Quota: Respondents who would have been considered eligible if it were not for their quota group being full.

  • Not Contacted: Applies to all dispositions that do not fit any other categories (i.e. Answring Machines, Busy etc.).

 

Completes

Refusals & Mid Terminates

Not Qualified & Over Quota

Not Contacted


Response Rate
Formula
Completes
___________________________________________________________________________________
(Comlpetes + (Completes / (Completes + Not Qualified)) x (Not Contacted + Refused))

 

sp1

 

Cooperation Rate Calculator


Definitions:

  • Completes: Completed interviews

  • Terminates: Respondents who end the interview after having been successfully qualified.

  • Refusals: Respondents who end the interview prior to being successfully qualified.

 

Completes

Terminates

Refusals


Cooperation Rate
Formula
Completes
_________________________________
(Completes + Terminates + Refusals)

sp2

 

 

 

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