Non response bias là gì
Share on Bias > Non Response Bias What is Non Response Bias?Non response happens when there is a significant difference between those who responded to your survey and those who did not. This may happen for a variety of reasons, including:
Historically, researchers have found that lower-income members of the population are more likely to not respond to surveys. One researcher pinpointed single males as one group more likely to not respond. Non response bias is introduced bias in statistics when respondents differ from non respondents. In other words, it will throw your results off or invalidate them completely. It can also result in higher variances for the estimates, as the sample size you end up with is smaller than the one you originally had in mind. Tips for Avoiding Non Response Bias
CITE THIS AS: ---------------------------------------------------------------------------Stephanie Glen. "Non Response Bias: Definition, Examples" From StatisticsHowTo.com: Elementary Statistics for the rest of us! https://www.statisticshowto.com/non-response-bias/ Need help with a homework or test question? With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. Your first 30 minutes with a Chegg tutor is free! Comments? Need to post a correction? Please post a comment on our Facebook page. StatisticsHowTo Facebook Page |