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Purpose: The purpose of this program is to display a z-distribution with vertical lines drawn at up to four z-values.
Download: You can download this program from within Stata by typing findit zdemo (see How can I used the findit command to search for programs and get additional help? for more information about using findit).
Use of program: To use this program, type zdemo # in the Stata command window, where the number indicates the location of the vertical line. There is no limit to the number of lines that can be displayed, but at least one is required.
Examples: The following shows the output from issuing the zdemo command with a value of 1.
. zdemo 1
The following shows the output from issuing the zdemo command with values of 1.5, 2 and 2.5.
. zdemo 1.5 2 2.5
The following shows the output from issuing the zdemo command with values of -1, 0, 1 and 2.
. zdemo -1 0 1 2
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