Page 122 - الإحصاء في مجال الدراسات الإعلامية

???-???????? ??????? ?????? ? =?
??62 × 72??

??12.75 = 355 = 10??

?= ?18.66?? ??92 × 72?? ?=? ??14??
??355??

??96 × 72??
??19.47 = 355 = 15??

??72 × 72??
??14.60 = 355 = 18??

??33 × 72??
??6.69 = 355?? ??= 15??

?( ? – ? )?2?? ?( ? – ? )?2?? ??–?? ??? ???
???
??57.46?? ??7.85 14.15?? ??22??
??4.06?? ??4.04?? ??23??
??0.19?? ??34.81?? ??2.01 20.99?? ??16??
??1.59?? ??29.48?? ??11??
??1.79?? ??2.16?? ??5.9 - 21.90?? ??9??
??0.29?? ??27.88?? ??30??
??0.79?? ??7.02?? ??5.43-?? ??16.43?? ??55??
??0.13?? ??107.54?? ??65??
??1.97?? ??4.12?? ??1.47 7.53?? ??43??
??0.10?? ??95.65?? ??9??
??5.09?? ??6.60?? ??5.28 35.28?? ??10??
??0.53?? ??21.72?? ??14??
??1.16?? ??19.98?? ??2.65 52.35?? ??15??
??1.03?? ??11.56?? ??18??
??0.79?? ??69.06?? ??10.37?? ??54.63?? ??15??
??10.32??
??2.03 40.97??
??29.83??
??9.78-?? ??18.78??

??2.57-?? ??12.57??

??4.66-?? ??18.66??

??4.47-?? ??19.47??

??3.40 14.60??

??8.31 6.69??

???????? ???= 2??

??15.51 = 0.05?? ????? ?????? = ?1 – 3 × 1 – 5??
??20.09 = 0.01?? ?= ?]8[=2×4??
??26.72 = 0.001??
???????? ?? ???? ??? 2????????? ????

??114??