Working with categorical data and factor variables

Syntax - Stata

2cluster 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

Syntax Description - Stata

2substr()— 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.

  Descriptions, Stata, Syntax, Syntax description

Title stata.com generate — Create or change …

Title stata.com generate — Create or change contents of variable SyntaxMenuDescriptionOptions Remarks and examplesMethods and formulasReferencesAlso see Syntax Create new variable generate type newvar

  Change, Content, Variable, Create, Stata, Generate, Generate create or change, Generate create or change contents of variable

SyntaxDescriptionRemarks and examplesAlso see

macro— Macro definition and manipulation 3 Macro extended functions related to matrices rownamesjcolnamesjrowfullnamesjcolfullnames matname roweqjcoleq

  Syntaxdescriptionremarks and examplesalso see, Syntaxdescriptionremarks, Examplesalso

Title stata.com graph box — Box plots

graph 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

  Plot, Box plot

Title stata

area options — Options for specifying the look of special areas 3 Also see [G-2] graph dot — Dot charts (summary statistics)

  Title, Stata, Title stata

www.stata.com

2cluster 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 …

putexcel— Export results to an Excel file 3 export options Description Main overwritefmt overwrite existing cell formatting when exporting new content

  Putexcel

destring — Convert string variables to numeric ... - …

Title stata.com destring — Convert string variables to numeric variables and vice versa SyntaxMenuDescription Options for destringOptions for tostringRemarks and …

  Title, Variable, Stata, Numeric, String, Convert, Title stata, Destring convert string variables to numeric, Destring

Title stata.com gettoken — Low-level parsing

Title stata.com gettoken — Low-level parsing SyntaxDescriptionOptionsRemarks and examplesAlso see Syntax gettoken emname1 emname2: emname3, parse("pchars") quotes qed(lmacname) match(lmacname) bind

  Title, Stata, Title stata

EXPLORATORY DATA ANALYSIS USING R - University of …

Chapman & Hall/CRC Data Mining and Knowledge Series Series Editor: Vipin Kumar Computational Business Analytics Subrata Das Data Classi cation Algorithms and Applications

  Analysis, Using, Data, Exploratory, Exploratory data analysis using r

An introduction to data cleaning with R

such data can be produced. Consistent data is the stage where data is ready for statistical inference. It is the data that most statistical theories use as a starting point. Ideally, such theories can still be applied without taking previous data cleaning steps into account. In practice however, data cleaning methods

  Introduction, With, Data, Cleaning, Data cleaning, Introduction to data cleaning with r

TABLEAU CHEAT SHEET - Montana

Data Dimension: A categorical variable from the dataset that is used to slice and dice the data into different categories. Dimensions are often discrete data. Examples include country, gender, student ID, and name. When a dimension is pulled into your sheet, it takes the form of a blue pill.

  Sheet, Data, Teach, Categorical, Tableau, Tableau cheat sheet

Creating Clinical Trial Summary Tables Containing P ... - SAS

working data set by options such as OUT = <data set name> or OUTTEST = <data set name>. PROC FREQ and PROC GLM are two examples. By applying these SAS procedures, the p-values can be directly obtained and merged with other SAS data sets that contain summary statistics, such as mean, standard deviation, or proportion. However, not every SAS ...

  Data, Clinical, Creating, Table, Working, Summary, Trail, Containing, Sas data, Creating clinical trial summary tables containing, Working data

An Introduction to Statistics - cvut.cz

dren spent watching TV would be measured data, since they could watch any number of hours, even though their watching habits will probably be some multiple of 30 minutes.) •Numerical data are numbers. •Categorical data have labels (i.e. words). (For example, a list of the prod-

  Data, Categorical, Categorical data