self-selection bias


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Related to self-selection bias: Biased sample

self-selection bias

[¦self si¦lek·shən ′bī·əs]
(statistics)
Bias introduced into an experiment by having the subjects decide themselves whether or not they will receive treatment.
References in periodicals archive ?
Just as important, because it does not focus solely on sexual assault, the problem of self-selection bias is mitigated to some degree.
Although this "bean counting" displays outward performance and certainly does not account for self-selection bias or other factors that may be at work, this data presents a clear signal that one or two tutoring sessions make a measurable difference.
Based on these results, it does not appear as though students exhibited a self-selection bias while registering for either course section or educator.
lambda] indicates that there is self-selection bias.
1i]) is included in this stage to control for self-selection bias.
Ackermann, McEnally, and Ravenscraft [1] argue that survivorship bias and self-selection bias offset each other in their sample using data from HFR and Managed Account Reports (MAR).
On the other hand, other factors might have minimized the effects of any self-selection bias.
auditees holds after controlling for risk factors, auditor self-selection bias, and potential corporate monitoring and governance substitutes such as the managerial and institutional ownership of equity.
The term self-selection bias is used when the non-randomness arises from individual choices.
The first approach examines the relationship between the residuals from participation and price equations by treating adverse selection as self-selection bias.
The study attempted to address criticism of previous studies by using a treatment and comparison group, using statistical controls, addressing possible self-selection bias, using more than one measure of recidivism, and using a longer time period.
Self-selection bias probably led to the inclusion of mostly persons who might have some reason to be concerned about their memory.