News tagged with standard deviation

Stereotypes lead to underperformance, says expert

(Phys.org) —African-Americans with the same grades, test scores and motivation as their white high school counterparts got lower grades in college compared with other groups. And women with the exact same level of preparation ...

Apr 17, 2013
3.7 / 5 (3) 2

Explained: Sigma

It's a question that arises with virtually every major new finding in science or medicine: What makes a result reliable enough to be taken seriously? The answer has to do with statistical significance -- but ...

Feb 09, 2012
5 / 5 (22) 93