The mean and standard deviation often go together because they both describe different but complementary things about a distribution of data. The mean can tell you where the center of the...
A large standard deviation indicates that the distribution is heavily weighted far from the mean. Take the following example: {1,1,1,1,1,19,19,19,19,19} Mean is 10 and StDev = 9.49 Now look at this...
measure productivly --------------------------------There are at four solid reasons to use KPI's to measure the performance or progress of your business. To reduce the number of decisions that are...