5 ms·
> In conclusion, children who were enrolled for 2 years had higher scores than those who only stayed for a year, which shows that being enrolled in Head Start f
by dfoolz 13y ago
> In conclusion, children who were enrolled for 2 years had higher scores than those who only stayed for a year, which shows that being enrolled in Head Start for a longer duration benefited the children.[1]
http://en.wikipedia.org/wiki/Head_Start_Program#Effectiveness http://en.wikipedia.org/wiki/Head_Start_Program#Effectivenes...
- yummyfajitas 13y agoThose effects were not present in the RCT. Even after reducing the p-value cutoff to 10% (rather than the standard 5%), only a few of the expected measures showed a statistically significant effect (some positive, some negative), and virtually nothing persisted as far as 1st grade. http://www.acf.hhs.gov/sites/default/files/opre/executive_summary_final.pdf http://www.acf.hhs.gov/sites/default/files/opre/executive_su... (See also this comic if you want to point to a few blue and yellow cells in their charts. http://xkcd.com/882/ http://xkcd.com/882/ )