search for: mh192j

Displaying 6 results from an estimated 6 matches for "mh192j".

Levene test of homogeneity of variance
2003 Aug 13
4
Levene test of homogeneity of variance
Has the Levene test of homogeneity of variance been implemented in any library in R? Thanks, Maurice Haynes National Institute of Child Health and Human Development Child and Family Research Section 6705 Rockledge Drive Bethesda, MD 20892 Voice: 301-496-8180 Fax: 301-496-2766 E-Mail: mh192j at nih.gov
package installation error
2009 Aug 31
1
package installation error
...on? Maurice O. Maurice Haynes, Ph.D. Statistician, Child and Family Research Section Laboratory for Comparative Ethology Eunice Kennedy Shriver National Institute of Child Health and Human Development NIH, DHHS 6705 Rockledge Drive, Suite 8030 Bethesda, Maryland 20892 Phone: 301-496-8180 E-mail: mh192j@nih.gov<mailto:mh192j@nih.gov> [[alternative HTML version deleted]]
Code to replace nested for loops
2005 Mar 16
1
Code to replace nested for loops
...3 MHz machine with 512 MB RAM running Windows XP SP2, the loop to 21 sec to execute. Thanks, Maurice Haynes National Institute of Child Health and Human Development Child and Family Research Section 6705 Rockledge Drive, Suite 8030 Bethesda, MD 20892 Voice: 301-496-8180 Fax: 301-496-2766 E-Mail: mh192j at nih.gov
Error message: missing value where logical needed
2002 Nov 27
2
Error message: missing value where logical needed
...meaning of the error message, and how can I resolve the error? Thanks, Maurice O. Maurice Haynes, Applied Statistician National Institute of Child Health and Human Development Child and Family Research Section 6705 Rockledge Drive Bethesda, MD 20892 Voice: 301-496-8180 Fax: 301-496-2766 E-Mail: mh192j at nih.gov -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-req...
R code for var-cov matrix given variances and correlations
2004 Dec 21
3
R code for var-cov matrix given variances and correlations
...[3] * (var[3]^.5 * var[2]^.5) vmat[3,3] <- var[3] } and so forth? Thanks, Maurice Haynes National Institute of Child Health and Human Development Child and Family Research Section 6705 Rockledge Drive, Suite 8030 Bethesda, MD 20892 Voice: 301-496-8180 Fax: 301-496-2766 E-mail: mh192j at nih.gov
Using GEE with sample weights
2012 Apr 30
2
Using GEE with sample weights
Dear R community I am using the gee package to run logistics regression on paired cases from a panel sample. We are getting request from a reviewer to use sample weights to account for different level of attrition. After searching the documentation I am unable to find a way to incorporate sample weights into the gee formula. I found a way to incorporate precision weight but I understand that I