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\author{briivanderlee}
\pdfinfo{
  /Title (4u-data-management.pdf)
  /Creator (Cheatography)
  /Author (briivanderlee)
  /Subject (4U Data Management Cheat Sheet)
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\noindent
\begin{multicols}{3}
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    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{4U Data Management Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{briivanderlee} via \textcolor{DarkBackground}{\uline{cheatography.com/33305/cs/10349/}}}
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\noindent
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  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}briivanderlee \\
  \uline{cheatography.com/briivanderlee} \\
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 30th December, 2016.\\
   Page {\thepage} of \pageref{LastPage}.
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  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
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\end{multicols}}




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% www.emerson.emory.edu/services/latex/latex_169.html
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\begin{multicols*}{4}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{{\bf{Data}}}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{A collection of information; a result of observation, measurement or experiment. It may consist of words, numbers or images.} \tn 
% Row Count 3 (+ 3)
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\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{What is a variable?}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{Any characteristic of the population being studied or observed.} \tn 
% Row Count 2 (+ 2)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Qualitative and Quantitative Data}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{{\bf{Qualitative data}} is represented using numbers} \tn 
% Row Count 1 (+ 1)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{{\bf{Quantitative data}} cannot be measured} \tn 
% Row Count 2 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Discrete and Continuous Variables}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{{\bf{Discrete variables}} is the result of a count and is only represented using whole numbers} \tn 
% Row Count 2 (+ 2)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{{\bf{Continuous variables}} are measured and can take on any value} \tn 
% Row Count 4 (+ 2)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Components of a Reliability Assessment}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{Author's credentials} \tn 
% Row Count 1 (+ 1)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{The reason the data was collected} \tn 
% Row Count 2 (+ 1)
% Row 2
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\mymulticolumn{1}{x{3.833cm}}{How the data was collected} \tn 
% Row Count 3 (+ 1)
% Row 3
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\mymulticolumn{1}{x{3.833cm}}{How up-to-date the data is} \tn 
% Row Count 4 (+ 1)
% Row 4
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\mymulticolumn{1}{x{3.833cm}}{Other expert opinions} \tn 
% Row Count 5 (+ 1)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Sample vs Population}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{sample}} is the part of the population that is observed or measured.} \tn 
% Row Count 2 (+ 2)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{The {\bf{population}} is the entire group you want to know about in a study} \tn 
% Row Count 4 (+ 2)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Types of Samples}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{simple random sample}} requires that every selection is equally likely to be selected, and every combination of selections is equally likely of being selected} \tn 
% Row Count 4 (+ 4)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{systematic random sample}} has a random starting point. Every nth number is selected for inclusion in the sample} \tn 
% Row Count 7 (+ 3)
% Row 2
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{stratified random sample}} requires that data be divided into groups and a random sample from each group is taken} \tn 
% Row Count 10 (+ 3)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{A {\bf{cluster random sample}} requires that the data be divided into groups. A random sample of the groups is selected, and each member of the selected groups are chosen for the sample.} \tn 
% Row Count 14 (+ 4)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{A {\bf{multi-stage}} random sample requires the population be divided into groups. Then, a random sample of groups is chosen, then a random sample of members from each group is selected.} \tn 
% Row Count 18 (+ 4)
% Row 5
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{convenience sample}} is a sample that is used because it is convenient.} \tn 
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% Row 6
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{voluntary random sample}} is any sample that is made by making a general appeal for participants.} \tn 
% Row Count 23 (+ 3)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Types of Questions}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{An {\bf{open question}} allows the respondent to answer in their own words} \tn 
% Row Count 2 (+ 2)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{closed question}} requires the respondent to choose from a given list of alternatives} \tn 
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% Row 2
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\mymulticolumn{1}{x{3.833cm}}{An {\bf{information question}} is a type of closed question used to collect objective data about a subject} \tn 
% Row Count 7 (+ 3)
% Row 3
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{rating question}} is a type of closed question that requires the respondent to rate something according to a scale} \tn 
% Row Count 10 (+ 3)
% Row 4
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{ranking question}} is a type of closed question that requires the respondent to sort a list of alternatives into their preferred order} \tn 
% Row Count 13 (+ 3)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{A {\bf{checklist question}} is a type of closed question that gives the respondent a list of alternatives a list of alternatives and allows them to choose as many or few as they like} \tn 
% Row Count 17 (+ 4)
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Types of Bias}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{A {\bf{sampling bias}} is when the sample chosen does not accurately represent the entire population} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{{\bf{Non-response bias}} occurs when the results are influenced because some of the surveys are not returned at all, or all of the questions are not answered} \tn 
% Row Count 6 (+ 4)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{{\bf{Household bias}} occurs when one type of respondent is over-represented because groups of different sizes are surveyed equally, so that the smaller group gets more representatives in the sample than they should} \tn 
% Row Count 11 (+ 5)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{{\bf{Response bias}} occurs when factors in the sampling influence the result} \tn 
% Row Count 13 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Bias Assessment Components}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{What is the sample size?} \tn 
% Row Count 1 (+ 1)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{What method was used to collect data?} \tn 
% Row Count 2 (+ 1)
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\mymulticolumn{1}{x{3.833cm}}{Who funded the study?} \tn 
% Row Count 3 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}