Page 127 - الإحصاء في مجال الدراسات الإعلامية
P. 127
?( ???? ) ?:??
?( ?2) 34?? ?( ?2) 10?? ?( ?2) 6??
???50 × 52 + 50 × 27 + 50 × 21 = 1??
?[ ?] 0.553 [ = ] 0.445 [ + ] 0.074 [ + ]0.034??
?( ?2) 14?? ?( ?2) 5?? ??+?? ?( ?2) 7?? ???= 2??
??26 × 52?? ??+ 26 × 27?? ??26 × 21??
?[ ?] 0.271 [ = ] 0.145 [ + ] 0.036 [ + ]0.090??
?( ?2) 4?? ??+?? ?( ?2) 12?? ??+?? ?( ?2) 8?? ???= 3??
??24 × 52?? ??24 × 27?? ??24 × 21??
?[ ?] 0.362 [ = ] 0.013 [ + ] 0.222 [ + ]0.127??
?= ?0.843 – 1?? ??1?? ???? ? = [ ?] 1.186??
?= ?1.1866 – 1??
??1??
?????? ??????? = ? – 1???? ??
?= ?] 0.396 [ = 0.157??
?????? ????? ????? ??????? ?? ???? ??????? ?????? ?:??
????2??
?????? ??????? = ? ? +????2??
???? ? ?? ????? ???? ??? ???????? ?? ??????
??119??
