20
Jul
Box And Whisker Plot Data. Tukey used to show the distribution of a dataset at a glance. A box plot is a good way to get an overall picture of the data set in a compact manner. Hence the name Box and Whisker plot. Penyajian grafis lainnya yang bisa merangkum informasi lebih detail mengenai distribusi nilai-nilai data pengamatan adalah Box and Whisker Plots atau lebih sering disebut dengan BoxPlot atau Box-Plot kotak-plot saja.
The name box and whisker plot is derived from the nature of the graph. Baik histogram dan stem-and-leaf plots berguna untuk memberikan gambaran ukuran tendensi sentral dan kesimetrisan data pengamatan. For example select the range A1A7. The boxes may have lines extending vertically called whiskers. Hence the name Box and Whisker plot. It is also used for descriptive data interpretation.
The Box and Whisker consists of two partsthe main body called the Box and the thin vertical lines coming out of the Box called Whiskers.
In this tutorial a box-and-whisker plot is matched against a series of possible data distributions. It may also have line extensions extending from the boxes which usually indicates variability beyond the upper and lower quartiles. A box and whisker chart shows distribution of data into quartiles highlighting the mean and outliers. These numbers are median upper and lower quartile minimum and maximum data value extremes. The features of each distribution are used to determine whether the box-and-whisker plot accurately represents the data. The middle part of the diagram is called the Box with the horizontal lines and end points at each side referred to as the whiskers.