例句與造句

1. For non-symmetric populations, the Hodges-Lehmann statistic estimates the population's " pseudo-median ", a location parameter that is closely related to the median.
2. However, for a large data set ( over 100 points ) from a symmetric population, the mean can be estimated reasonably efficiently relative to the best estimate by L-estimators.
3. It's difficult to find symmetric population in a sentence. 用symmetric population造句挺難的