Search for tag: "car classification"
Multiple Plots per PageIn this video we illustrate two methods for putting multiple plots on a single page. The first approach is to set the mfrow or mfcol graphical parameter with the par() function. These parameters…
From Daniel Hall
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Barcharts in R.mp4Although plot() can produce bar charts, the barplot() function is often more convenient. In this video we introduce this function and illustrate its use to produce bar charts that display one and…
From Daniel Hall
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Repeatedly Applying Functions to Data - Part 1 (tapply())The tapply() function is one of several "apply" functions in R that allow a function to operate on data repeatedly. The function tapply() applies a function to groups of observations within…
From Daniel Hall
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PROC SGPLOT - Part 3 (Boxplots)In this video we review the anatomy of a boxplot and show how to use PROC SGPLOT to produce vertical or horizontal boxplots. We show how to produce side-by-side boxplots as well as clustered…
From Daniel Hall
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PROC SGPLOT - Part 1 (Bar Charts)PROC SGPLOT implements a wide variety of different plot types. In this video, we introduce the procedure and illustrate how to use it to produce bar charts that display frequency distributions or…
From Daniel Hall
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The MERGE Statement - Part 2, The Many-to-One MergeIn this video we demonstrate how to use the MERGE statement to perform a many-to-one merge. Three examples are given to demonstrate this programming task. Sometimes a data set with just one…
From Daniel Hall
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PROC STANDARD and PROC RANKPROCs STANDARD and RANK are simple procedures that produce no output, but create transformed versions of the variables in a data set. PROC STANDARD can be used to center a random variable and/or…
From Daniel Hall
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Examples of List Input-Part 2This video illustrates list input when an observation spans two or more lines on the input file. It also shows how SAS handles an invalid data value when reading data into a numeric variable.
From Daniel Hall
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