第三次小考
求各題之反導函數.
MEAN = 70.4, VAR = 16.8.
{100, 100, 94, 90, 90, 90, 90, 90, 88} >= MEAN + VAR,
{30, 35, 39, 40, 44, 45, 51, 52} <= MEAN - VAR.