Giai quyet bai toan nhu the nao.....

by tho_kstn Sun Oct 28, 2007 10:09 am

Toi thi dang di tim hieu ve mot so de co lien quan den thong
ke. Toi xin mo ta ve van de toi gap phai nhu sau:

“ Cong ty toi san xuat soi: kich thuoc soi rat manh:
20D. Cuon soi co the len den 180000met. Toi thi dang phan tich duong kinh soi
co dong nhat hay khong?

Can xac dinh su dong nhat ve tinh chat cung nhu dong nhat ve
kich co. Toi khong biet minh nen lam nhu the nao vas u dung cong cu toan hoc
nao