Even at the height of Feverâs euphoria, grim reality keeps intruding, which is the filmâs plan of attack in a nutshell. Advertisement Actually, the reality on the dance floor is pretty grim, too.
A statistic and a parameter are very similar. They are both descriptions of groups, like â50% of dog owners prefer X Brand dog food.â The difference between a statistic and a parameter is that statistics describe a sample. A parameter describes an entire population. Watch the video or read the steps below:
The symbols differ when reporting statistics versus parameters. The average symbol for a statistic is an x with a line on top of it. For a parameter, the average is represented by the symbol Î¼. Since it is not always possible to collect every single observation in a population, sampling procedures are used to select a representative sample. Random sampling allows a statistician to calculate statistics about a sample and apply them to a population.