{smcl} {* *! version 1.0 10sept2015} {cmd:help sqmc} {hline} {title:Title} {p2colset 5 16 18 2}{...} {p2col :{hi:sqmc }{hline 3}}Squared multiple correlation{p_end} {p2colreset}{...} {title:Description} {bf:sqmc} computes the variance each variable shares with the remaining variables in a correlation matrix. Each variable is regressed on the remaining variables using OLS and the resulting R-square values would represent the squared multiple correlations. {bf:sqmc} reports 95% confidence intervals for the resulting squared multiple correlations as well. KW: multiple correlation KW: communality KW: factor {title:Examples} {phang}{stata "use http://www.ats.ucla.edu/stat/stata/output/m255, clear": . use http://www.ats.ucla.edu/stat/stata/output/m255, clear}{p_end} {phang}{stata "keep item13-item18": . keep item13-item18} {p_end} {phang}{stata "sqmc item13 item14 item15 item16 item17 item18 ": . sqmc item13 item14 item15 item16 item17 item18} {p_end} {title:Author} Mehmet Mehmetoglu Department of Psychology Norwegian University of Science and Technology mehmetm@svt.ntnu.no