The <italic>Lake Wobegon Effect</italic> (LWE) describes the potential measurement-error bias introduced into survey-based analyses of education issues. Although this effect potentially applies to any student-report variable, the systematic overreporting of academic achievements such as grade point average is...

The "Lake Wobegon Effect'' describes the potential bias introduced into survey-based analyses of education issues, because students systematically over-report academic achievements such as grade-point average. While the use of official-records data negates this effect, many researchers can only...