Sample Variance: Straightforward Definition, the Way to Find it at Easy Steps
What’s the Sample Variance? A sample is a select number of things taken out of a population.
By way of instance, if you’re measuring American people’s weights, then it would not be achievable (from either a time or a financial standpoint) for one to assess the weights of each individual in the populace.
The remedy would be to have a sample of the populace, say 1000 individuals, and utilize that sample size to estimate the weights of the entire population. The variance enables you to determine how distribute your weights are.