- V1
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winters, is binary and indicates whether the plant may be left in the garden when it freezes.
- V2
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shadow, is binary and shows whether the plant needs to stand in the shadow.
- V3
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tubers, is asymmetric binary and distinguishes between plants with tubers and plants that grow in any other way.
- V4
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color, is nominal and specifies the flower's color (1 = white, 2 = yellow, 3 = pink, 4 = red, 5 = blue).
- V5
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soil, is ordinal and indicates whether the plant grows in dry (1), normal (2), or wet (3) soil.
- V6
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preference, is ordinal and gives someone's preference ranking going from 1 to 18.
- V7
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height, is interval scaled, the plant's height in centimeters.
- V8
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distance, is interval scaled, the distance in centimeters that should be left between the plants.
