Statistics
完成条件
按索引浏览词汇表
特殊 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 全部
R
Random sampleA sample in which every member of the population has an equal chance of being selected. | |
Random samplingSelecting participants so that every member of the population has an equal chance of being chosen. | |
Ratio levelA level of measurement with equal intervals and a true zero. | |
Raw dataData in its original, unorganised form. | |