ask a easy probability question

hinchun34

yes u ar correct
the answer is told by my teacher
his solution is
78C18
-------
80C20
0.06013(4sig. fig.)

[ 本帖最後由 hinchun34 於 5/5/2006 15:43 編輯 ]

sapphire

原帖由 hinchun34 於 5/5/2006 15:41 發表
yes u ar correct
the answer is told by my teacher
his solution is
78C18
-------
80C20
0.06013(4sig. fig.)

78C18/80C20 的是AL Applied Math的計算方法吧,印象中CE是不能用這方法的......

hinchun34

ok
ic
overall it is taught by my teacher
i don't know it

secret

Mr Patrick:
Why don't you ask your teacher why the problem should be solved in such
an Out-C way? (curious)

hinchun34

because we haven't learnt it yet
and u would know who the teacher is