Statistics Mix

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Across
  1. 2. selecting at fixed intervals (系统抽样)
  2. 5. collected information (数据)
  3. 8. sample that matches population (代表性样本)
  4. 9. small group chosen from population (样本)
  5. 13. entire group being studied (种群)
  6. 14. process of choosing a sample (抽样)
Down
  1. 1. unfair influence on results (偏差)
  2. 3. selecting people by chance with equal chance (简单随机抽样)
  3. 4. difference between highest and lowest (极差)
  4. 6. most common number (众数)
  5. 7. average number (平均数)
  6. 9. dividing population into groups then selecting (分层)
  7. 10. middle number in data (中位数)
  8. 11. dividing population by location and selecting groups (整群抽样)
  9. 12. fair and accurate results (无偏的)