Print Сite this

Sampling Bias and Non-Response Bias

Sampling distortion happens when some people are more likely than others to be chosen systematically in a survey. In the medical profession, it is also known as ascertainment bias. Since sampling bias jeopardizes external validity, especially population validity, findings are restricted in their generalizability. In other words, results from skewed studies can only be extrapolated to populations that share the sample’s characteristics. During an interview, sampling differences arise when the selection is chosen to be less likely than other people, suggesting that the whole population is not portrayed and that the findings are partial and inaccurate. Notably, this is a condition referred to as sampling bias (Komori et al., 2020). Such a survey will result in a partial sample with limited findings. Discrimination in the absence of response is if a research participant fails to answer or leaves those questions unanswered. If a person looks over the questionnaire, this will occur. If the results of a particular study are changed, they will not be considered answerable if their responses are presented.

We will write a
custom essay
specifically for you

for only $16.05 $11/page
308 certified writers online
Learn More

Such a condition is referred to as a non-response bias—two forms of non-response usually exist-objects and units. In non-response bias, an item is not answered when a survey questionnaire does not address any questions. Non-response units arise when a random sample cannot be reached or refuses to take part in an inquiry. Several strategies may be used to improve the response rate and reduce non-response, including conducting surveys. The best way of surveying people, ideally after an experiment, will be via personal interviews. The level of responses will also increase with a face-to-face survey. In all, to educate participants about the meaning of the survey and to avoid bias questions, it is necessary to have a correct communication strategy (Smironva et al., 2020). The data collection process, for example, by mail, personal interview or phone interview, electronic reporting, the Internet, or a combination of methods, should be monitored at the time of year.


Komori, O., Eguchi, S., Saigusa, Y., Kusumoto, B., & Kubota, Y. (2020). Sampling bias correction in species distribution models by quasi-linear Poisson point process. Ecological Informatics, 55, 101015.

Smironva, E., Kiatkawsin, K., Lee, S. K., Kim, J., & Lee, C. H. (2020). Self-selection and non-response biases in customers’ hotel ratings – A comparison of online and offline ratings. Current Issues in Tourism, 23(10), 1191-1204.

Cite this paper

Select style


StudyCorgi. (2022, July 22). Sampling Bias and Non-Response Bias. Retrieved from


StudyCorgi. (2022, July 22). Sampling Bias and Non-Response Bias.

Work Cited

"Sampling Bias and Non-Response Bias." StudyCorgi, 22 July 2022,

* Hyperlink the URL after pasting it to your document

1. StudyCorgi. "Sampling Bias and Non-Response Bias." July 22, 2022.


StudyCorgi. "Sampling Bias and Non-Response Bias." July 22, 2022.


StudyCorgi. 2022. "Sampling Bias and Non-Response Bias." July 22, 2022.


StudyCorgi. (2022) 'Sampling Bias and Non-Response Bias'. 22 July.

This paper was written and submitted to our database by a student to assist your with your own studies. You are free to use it to write your own assignment, however you must reference it properly.

If you are the original creator of this paper and no longer wish to have it published on StudyCorgi, request the removal.