When analysing normally distributed data, standard deviation can be used in conjunction with the mean in order to calculate data intervals. If = mean, S = standard deviation and x = a value in the data set, then. 1  about 68% of the data lie in the interval: . 2  about 95% of the data lie in the interval: + 2S.
Small Dwarf Flowering Bushes. Small flowering bushes work well in various areas of the yard. Dwarf bushes, also called shrubs, are those that typically grow to a height of anywhere from 6 inches to 3 feet tall. Many varieties of dwarf miniature bushes are evergreen, remaining green throughout the year, but also bloom in certain seasons. Dwarf flowering bushes are known for their hardiness in all planting zones, including the coastal climates.
Juniper shrubs are evergreen and are usually low spreading bush type plants. There are approximately 50 species of junipers and they are found in most countries in the northern hemisphere.unipers are used for groundcovers and border plantings. They are especially helpful in preventing soil erosion, weed control, and planting on difficult to access parts of a landscape. Juniper shrubs are drought tolerant and perform quite well in rock gardens.