Star plots are useful for comparing multiple variables. As in this star plot, with each vehicle 7 variables are plotted. With fuel prices high it is important to note that according to the plot the Toyota Corolla has the highest MPG.
Monday, December 8, 2008
Similarity Matrix
This is a similarity matrix that is used to visualize the similarity of 512 photographs on a scale of 0 to 1. Blue showing the least similarity and red showing the greatest similarity. The dark red areas of the diagonal line show a similarity of 1.
Stem and Leaf Plot
This is a stem and leaf plot that illustrates arm span. The plot shows that a majority of the students have an arm span of 140-159 cm. Also, the mode of this data set would be 150 cm.http://www.europa.com/~paulg/mathmodels/datacenters.html
Box Plot
This is an example of a box plot. The box in the center of the line represents the middle 50% of the data gathered, with the upper 75th percentile in the upper division of the box and the lower 25th percentile in the lower division of the box. The whiskers, or lines on either end of the box, indicate the highest and lowest data values.
Histogram
This is a histogram showing the heights of black cherry trees. The most frequent height recorded is 75 feet, at a frequency of 10. The lowest frequency, of 2 trees, had a height of 85 feet.
Parallel Coordinate Graph
This parallel coordinate graph is used to explore the relationships between several variables. Each variable is graphed on the vertical axiz, and expressed with a different shade of color.
Triangular Plot
This triangular plot shows the possible fractions of the population that are voting in the general election in the UK. The white circle in the plot represents the current estimate by opinion polls, which looks to be represented as the Labour and Liberal Democrat vote. http://ex-parrot.com/~chris/wwwitter/20050407-it_doesnt_matter_how_you_vote_either_way_your_planet_is_doomed.html
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