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3,344 results
  1. NLM Digital Collections - Final impacts of the POWER through choices program : impact report from the Evaluation of ... 
    Publication: [Washington, D.C.] : Department of Health & Human Services, Office of Adolescent Health, September 2016
    ... of 0.20 or less based on a two-sided t-test and (2) other baseline variables that other studies ... of 0.20 or less based on a two-sided t-test and (2) other baseline variables that other studies ...
  2. ... of the studies. However, the power for a two-sided test and a one- sided test, based on observed ... Power for Proportion of risk for ever vs. two-sided test one-sided test one-sided trend one-sided ...
  3. ... of statistical significance testing. Either one-sided or two-sided tests may be used; in the first, only effects in one direction are considered a possibility, whereas two-sided tests consider the Possibility of effects in opposing directions, ...
  4. ... of statistical significance testing. Either one-sided or two-sided tests may be used; in the first, only effects in one direction are considered a possibility, whereas two-sided tests consider the Possibility of effects in opposing directions, ...
  5. NLM Digital Collections - Evaluation of the Positive Prevention PLUS teen pregnancy prevention program : final impact ... 
    Publication: [Washington, D.C.] : [US Department of Health and Human Services, Office of Adolescent Health], [2016]
    ... value is less than 0.05, using a two-sided test. Because of the number of a priori hypotheses (3), the Benjamini-Hochberg adjustment was made to control for the false discovery rate. 12 2. Implementation Evaluation There were four sources of data ...
  6. NLM Digital Collections - Evidence indicates a range of challenges for Puerto Rico health care system 
    Publication: [Washington, D.C.] : Department of Health and Human Services, Office of the Assistant Secretary for Planning and Evaluation, January 12, 2017
    ... the 0.10/0.05/0.01 level, two-sided test. One study of human papillomavirus vaccine (HPV) vaccination ...
  7. NLM Digital Collections - Interim impacts of the AIM 4 Teen Moms Program : impact report from the evaluation of ... 
    Publication: [Rockville, Md.] : Department of Health and Human Services, Office of Adolescent Health, January 2015
    ... of 0.20 or less based on a two-sided t-test, and (2) other baseline variables that have been shown in ...
  8. NLM Digital Collections - Final impacts of the AIM 4 Teen Moms Program : impact report from the evaluation of ... 
    Publication: [Rockville, Md.] : Department of Health and Human Services, Office of Adolescent Health, February 2017
    ... of 0.20 or less based on a two- sided t-test, and (2) other baseline variables that have been shown in ...
  9. NLM Digital Collections - Teen options to prevent pregnancy : impact report from the Evaluation of adolescent pregnancy ... 
    Publication: [Washington, D.C.] : Department of Health & Human Services, Office of Adolescent Health, December 2015
    ... of 0.20 or less based on a two-sided t-test. The same covariates were used for each regression ...
  10. ... the conventional 0.05 probability value and a two-sided test. In this trial, only 9 percent of the ...
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