Question

What effect can bias have on a survey

Answer 1

A good sample is representative. This means that each sample point represents the attributes of a known number of population elements. Bias often occurs when the survey sample does not accurately represent the population. The bias that results from an unrepresentative sample is called selection bias.




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Answer 2

Explanation:

Acquiescence bias

It manifests itself when a respondent shows a tendency to agree with whatever it is that you're asking or stating. Experience has shown that whenever a survey contains the agree/disagree type of questions, the respondents are more likely to agree than disagree. There are several reasons for that.