Histogram - R Statistics

Produces a histogram using R Statistics.

 

1.Install R-Statistics (once only)

2.Run the Winsteps analysis.

3.Plots menu

4.Click on Histogram
Submenu of Output Files displays

5.Click on the Output File containing the 1 column of numbers you want to histogram

6.Histogram Control dialog box displays

 

 

7.Choose the variables for the values

8.Make other changes (if any) - Examples of each option are shown. For more details, see hist() documentation. Try the Example value so that you can see what it does.

9.Click on 'Histogram" button

10.R Statistics launches

11.Histogram displays.

 

 

 

Histogram Control

hist() instruction

Meaning

Default:

Plotting values from:

hist(data

data is generated from a Winsteps output File.

Input file containing columns of numbers

DISFILE= distractor file

data values

hist(data$variable

values for histogram

column 1 in output file

type of histogram

freq=

Frequency or Probability Density

Frequency

main title

main=

title above histogram

Histogram of data$variable

x-axis label

xlab=

label for x-axis

"data$variable"

y-axis label

ylab=

label for y-axis

Frequency

bin labels

labels=

counts above histogram bars

(none)

show axes

axes=

display x- and y-axis with numerical intervals

(display)

x-axis range

xlim=

range of the x-axis

(from the data)

y-axis range

ylim=

range of the y-axis

(from the data)

bin breaks

breaks=

number of bins

(from the data)

shading line density

density=

lines per inch in bars

5 when displayed

shading line angle

angle=

slope of the shading lines

45 degrees when displayed

Set:

RColorBrewer palette.

palette of colors

Set1

Number:

RColorBrewer color in palette

each palette has several colors starting with color number 1

1 - color number 1 in the palette, counting colors from the left in the picture

bin internal color

col=

color inside the bin bar

(none)

bin border color

border=

color of the edge of the bin bar

black

Histogram

launch R statistics: histt

Histogram is displayed

library(graphics)

> hist( ....)

Exit


current dialog box setting are saved and dialog box is closed


Cancel


dialog box is closed. Setting of most recent displayed Histogram are saved.


Reset to defaults


all values are reset to their default values

settings are always reset to default values when Winsteps is launched


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