Afine jeweler may require that the final sample is 75 percent female and 25 percent male because they understand that the customer base is primarily female with a smaller percentage of males. in this instance, a researcher would use which type of sampling method?

Quota sampling

Step-by-step explanation:

Given that  

The final sample is required 75 percent female and 25 percent male

Quota sampling :

  This method is used to compare two sample so quickly.In this method of sampling a homogeneous group is used and data is collected form this group.This method used two steps for filtering the information.

A researcher should use the Quota sampling method at this instance.

So the answer is Quota sampling.

answer:

sometimes

*i think