luottamusrajaa
Luottamusraja, often translated as confidence interval, is a statistical concept used to estimate a population parameter. It represents a range of values within which a certain percentage of the time, the true population parameter is likely to fall. For example, a 95% confidence interval means that if we were to repeatedly sample from the population and construct confidence intervals for each sample, about 95% of those intervals would contain the true population parameter.
The width of a confidence interval is influenced by several factors. The confidence level itself plays a
Confidence intervals are widely used in various fields, including scientific research, opinion polling, and market research.