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.
Little gem arborvitae (Thuja occidentals 'Little Gem') is an evergreen shrub that keeps its brilliant color and foliage all year long. Growing 1 to 3 feet tall, little gem has medium texture and a slow growth rate. The dense dwarf shrub has a compact form and globose shape.
Coprosma repens is an evergreen Shrub growing to 2 m (6ft) by 2 m (6ft).It is hardy to zone (UK) 9. It is in leaf 12-Jan It is in flower from May to June.The flowers are dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required) and are pollinated by Wind.The plant is not self-fertile.oprosma repens is an evergreen Shrub growing to 2 m (6ft) by 2 m (6ft). It is hardy to zone (UK) 9.