If you create an online survey, individuals can choose on their own whether to participate in the sample. This causes a form of bias called .

Voluntarily response

Explanation:

Voluntarily response is a response in which people are in the voluntary response sample is known as the voluntary response bias. There was a famous example of response bias that a study on parenthood by Ann Lander's survey.  

There are some advantages and disadvantages of this survey response:

answer; i believe the answer is 80%, plz check first good luck;

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