同请教如何安装,这几天尝试了好多次都不行。输入search marginscontplot后,总是提示
package installation
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package name: gr0056.pkg
from: http://www.stata-journal.com/software/sj13-3/
checking gr0056 consistency and verifying not already installed...
connection timed out -- see help r(2) for troubleshooting
could not copy http://www.stata-journal.com/software/sj13-3/gr0056/marginscontplot.ado
(no action taken)
r(2);
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(click here to return to the previous screen)
不知道怎么回事,我的网络也没有问题
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