Page 88 - الإحصاء في مجال الدراسات الإعلامية
P. 88
?????? ?? ????
??????? ???????
???????? ?? ????? ?????? ?? ?????? ?????? ????????? ????? ??????? ????????? ????????? ??????? ?????? ??????
????????? ? .????? ?????? ?????? ???????? ?? ???? ????? ????? ?? ???? ????? ????? ??????? ?? ?????????
??? ??? ?????? ?.??
?????? ?????? ?????? ??? ????? ?? ??? ?????? ??? ????? ??????? ???????? ??? ??????? ????
?????? ?? ???????? ???????? ???????.??
???? ???? ?????? ??? ????? ????? ??? ???? ????? ?????? ?? ????? ??????? ?.??
???????? ??????? ??????? ? 40 ? 40 ? 40 ? 40??? ?40?? ????? (?)1??
???? ??? ??????? ??????? ? 90 ? 40 ? 25 ? 5??????? ?? ?????? ??????? ?.??
??? ????? ????????? ???? ??????? ????????:?? ????? (?)2??
????????? ?????? ? :???? ?40 20??
????????? ??????? ?20 20 20 :??
?????? ?? ??????? ??????? ?? ??? ?????????? ?????? ???? [? ? ]20???????? ??? ????????? ????????
???? ???? ????? ??? ????? ???????? ??????? ??? ???? ??? ??????? ?? ???????? ?????? ?.??
????? ???? ?? ?????? ?????? ???????? ?? ???? ???? ????? ?? ??????? ??? ??????? ? ????? ??????
??? ???? ???????? ??? ??????? ?? ???? ?.??
????? ??? ??? ???? ?? ????? ????? ?????? ( ?????? ?????? ???????? ??????? )?
????? ???????? ?:??
????????? ?????? ?7 16 14 14 19 :??
????????? ??????? ?17 14 13 12 14 :??
??????? ????? ??????? ?????????? ??? ??? = ? 14????? ???????? ??? ?????? ????? ??????
??????? ?? ???? ????? ??? ?? ???? ???????? ?????? ?? ?]12[ = 7 - 19??
???? ???????? ??????? ?? ?]5[ = 12 - 17??
????? ???????? ??? ?????????? ??? ????? ???????? ????? ?????? ??? ???????? ??????? ?.??
??????? ?????? ????? ?:??
??????? ? :??????? ???? ????? ???? ?:??
?? .1????? "?."Range??
?? .2????? ?? ?? ???? (??? ???? ?? ????) "?."Quartile Deviation??
?? .3????? ?? ??????? "?."Mean Deviation??
?? .4????? ?? ?????? ? "?."Standard Deviation??
????????? ? :??????? ???? ????? ?:??
???? ?? ?????? ??? ?? .1?????????
???? ?? ???????? ?? .2?????? ????????
??82??