In professional sports, a franchise player is an athlete who is not simply the best player on their team, but a player that the team can build their franchise (team) around for the foreseeable future.
The standard error is the estimated standard deviation or measure of variability in the sampling distribution of a statistic. A low standard error means there is relatively less spread in the sampling distribution.
The inevitable uncertainty inherent in measurements, not to be confused with a mistake or blunder [Taylor, 3]. The amount of deviation from a standard or specification; mistake or blunder [Webster]. (Students often cite human error as a source of experimental error .).