sample — Draw random sample - Stata
Initially drawing a 10.2% sample will yield a sample larger than 10% 99 times of 100. If we draw a 10.4% sample, we are virtually assured of having enough observations (type bitesti 125235 12524.104 for yourself). References Cox, N. J. 2001.dm86: Sampling without replacement: Absolute sample sizes and keeping all observations. Stata
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Syntax - Stata
www.stata.com2cluster kmeans and kmedians— Kmeans and kmedians cluster analysis Options Main k(#) is required and indicates that # groups are to be formed by the cluster analysis.
Syntax Description - Stata
www.stata.com2substr()— Extract substring Diagnostics In substr(s, b, l) and substr(s, b), if b describes a position before the beginning of the string or after the end, "" is returned.
Title stata.com generate — Create or change …
www.stata.comTitle stata.com generate — Create or change contents of variable SyntaxMenuDescriptionOptions Remarks and examplesMethods and formulasReferencesAlso see Syntax Create new variable generate type newvar
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Title stata.com graph box — Box plots
www.stata.comgraph box— Box plots 3 Menu Graphics > Box plot Syntax graph box yvars if in weight, options graph hbox yvars if in weight, options where yvars is a varlist options Description
Title stata
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www.stata.com2cluster dendrogram— Dendrograms for hierarchical cluster analysis The height of the vertical lines and the range of the (dis)similarity axis give visual clues about the
Title stata.com putexcel — Export results to an Excel …
www.stata.computexcel— Export results to an Excel file 3 export options Description Main overwritefmt overwrite existing cell formatting when exporting new content
destring — Convert string variables to numeric ... - …
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Title stata.com gettoken — Low-level parsing
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