Page 79 - الإحصاء في مجال الدراسات الإعلامية
P. 79
????????? ?????? ???????? ?????? ??????? ???????? ??????? ?? ???? ???????? ????? ???? ?????? ??? ??????
???????? ????????? ?? ???? ?? ???? ????????.??
???????? = [?]10??
????
??4 -5??
??15 -7??
??19 -9??
??15 -11??
??4 -13??
??75??
