Page 105 - الإحصاء في مجال الدراسات الإعلامية

????????? ???????? ??? ???????? = [ ?] 10.95??

?= [ ?# ] 4.6 -?? ??=105.095?? ??????? ????????? ?????? ?6510-.9155= 15??
?= [ ?# ] 3.2 -??
??=1305.9-5?? ??????? ????????? ?????? ?6150-.9350= 30??
?= [ ?# ] 1.8 -??
??20 -?? ??????? ????????? ?????? ?6510-.9455= 45??
??10.95??

??????? ??????? ?????? ????????? [ ?) 10 × 4.6 ( – 50 = ] 4.6 -??
?= ?# ] 4 [ = 46 – 50??

??????? ??????? ?????? ????????? [ ?) 10 × 3.2 ( – 50 = ] 3.2 -??
?= ?# ] 18 [ = 32 – 50??

??????? ??????? ?????? ????????? [ ?) 10 × 1.8 ( – 50 = ] 1.8 -??
?= ?# ] 32 [ = 18 – 50??

?[ ? ] 2?????? ??????? ?:??

???? ???? ????? ???????? ?? ???? ???? ???????? ???????? ??? ????? ??????? × ?100??

?× ?100?? ??? ?=? ?????? ????????
???

???????? ??? ??????? ?? ???? ????????? ????????? ???????? ??? ???? ?? ??? ?????? ??? ???????? ???????????
????????? ???? ?????? ???? ?????? ???????? ?????????? ????????? ????? ?? ????? ??????????? ??? ?????????

?????????? ???????? ??? ???? ??????? ???????? ?????? ????? ???????? ?? ???? ??????? ?????? ?:??

?× ?100?? ??1?? ??–3?? ?????? ??????? =?
??1?? ??+3??

???? ? = 3??? ??? ?????? ? = 1 ???? ??? ???????

????? (?)1??

?????? ?????? ?? ??? ??? ????? ??????? ???? ???????? [? ]35?????? ?? ?????? ? ??? [?.]12??
????? ????? ??????? ??

?× ?100?? ?????????? ??????
?= [ ?] % 34.3?? ?????????? ?????? ??????? =?
?????? ????????
?× ?100?? ??13=25??

????? (?)2??

????? ????? ??????? ?? ?????? ???? ? ? ?????? ??????? ???? ?? ?? ?????.??

?? -40 -36 -32 -28 -24 -20????????? ???
??120 8 15 35 40 12 10?? ???

?????? ?? ???? ?????? ??????????=4?? ?142=0?? ??????
?????? ?? ???? ?????? ?????? = ??? ??× 43??
?= [?# ]30??

?= [?# ]90?? ?= ?×43120??
??99??