(来学网)某地调查了10岁正常男孩身高,得样本均数为125.62cm,标准差为5.01cm,则该地10岁男孩身高99%正常值范围为
  • A.
    (来学网)(115.60,135.64)
  • B.
    (来学网)(120.61,130.63)
  • C.
    (来学网)(117.40,133.84)
  • D.
    (来学网)(112.69,138.55)
  • E.
    (来学网)(115.80,135.44)