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‫الوصفي‬ ‫اإلحصاء‬ ‫تكليف‬
:‫الطالبات‬ ‫إعداد‬
‫حمق‬ ‫تهاني‬
-
‫روان‬
‫البشري‬
–
‫نهى‬
‫األمير‬
‫أ‬
‫جري‬
‫اختبارا‬
‫في‬
‫مقرر‬
‫اإلحصاء‬
‫على‬
‫عينتين‬
‫من‬
‫الطلبة‬
‫والطالبات‬
‫وحصلنا‬
‫على‬
‫النتائج‬
‫التالية‬
:
‫في‬
‫عينة‬
‫الطلبة‬
‫كان‬
‫متوسط‬
‫الدرجات‬
81
‫بانحراف‬
‫معياري‬
4
‫وفي‬
‫عينة‬
‫الطالبات‬
‫كان‬
‫متوسط‬
‫الدرجات‬
81
‫بانحراف‬
‫معياري‬
3
8
-
‫مستخدما‬
‫معامل‬
،‫االختالف‬
‫حدد‬
‫أي‬
‫المجموعتين‬
‫(الطلبة‬
‫أم‬
)‫الطالبات‬
‫أكثر‬
‫تشتت‬
‫في‬
‫توزيع‬
‫الدرجات؟‬

=) ‫النسبي‬ ‫االنحراف‬ ( ‫االختالف‬ ‫معامل‬
‫المعياري‬ ‫االنحراف‬
‫الحسابي‬ ‫الوسط‬
X
100

= ‫الطلبة‬ ‫عينة‬ ‫في‬ ) ‫النسبي‬ ‫االنحراف‬ ( ‫االختالف‬ ‫معامل‬
𝟒
𝟏𝟖
X
100
=
22.2

= ‫الطالبات‬ ‫عينة‬ ‫في‬ ) ‫النسبي‬ ‫االنحراف‬ ( ‫االختالف‬ ‫معامل‬
𝟑
𝟏𝟔
X
18.8 = 100
‫الطلبة‬ ‫عينة‬ ‫الدرجات‬ ‫توزيع‬ ‫في‬ ‫تشتتا‬ ‫األكثر‬ ‫العينة‬
٢
-
‫ماذا‬
‫يعني‬
:
‫معامل‬
‫التواء‬
‫توزيع‬
‫درجات‬
‫الطالب‬
=
(
-
٩.٠
)
‫بالنسبة‬
‫لالختبار؟‬
‫وما‬
‫هو‬
‫شكل‬
‫االلتواء؟‬
‫المنوال‬ = ‫الوسيط‬ = ‫الحسابي‬ ‫الوسط‬ : ‫يمثل‬ ‫االلتواء‬ ‫معامل‬
‫ايجابي‬ ‫التواء‬ ‫معامل‬
‫الوسط‬
‫أكبر‬ ‫الحسابي‬
‫الوسط‬
‫الحسابي‬
››
‫الوسيط‬
››
‫المنوال‬
‫متماثل‬ ‫التواء‬ ‫معامل‬
‫المنوال‬ = ‫الوسيط‬ = ‫الحسابي‬ ‫الوسط‬
‫سلبي‬ ‫التواء‬ ‫معامل‬
‫أكبر‬ ‫المنوال‬
‫الحسابي‬ ‫الوسط‬
‹‹
‫الوسيط‬
‹‹
‫المنوال‬
0.9-
‫جدا‬ ‫شديد‬ ‫سلبي‬ ‫التواء‬
3
-
‫ماذا‬
‫يعني‬
:
‫معامل‬
‫التفرطح‬
‫لتوزيع‬
‫درجات‬
‫الطالبات‬
=
+(
٢
)
‫بالنسبة‬
‫لالختبار؟‬
‫وما‬
‫هو‬
‫شكل‬
‫التفرطح؟‬
4
-
‫ماهي‬
‫مقاييس‬
‫النزعة‬
‫المركزية‬
‫هنا؟‬
‫وهل‬
‫يكفي‬
‫معرفتها‬
‫لوصف‬
‫توزيع‬
‫الدرجات؟‬
: ‫هي‬ ‫المركزية‬ ‫النزعة‬ ‫مقاييس‬
‫الح‬ ‫الوسط‬
.‫الربيعيات‬ ‫المنوال‬ ،‫الوسيط‬ ،‫سابي‬
‫وهنا‬
‫الحسابي؛‬ ‫الوسط‬ ‫سوى‬ ‫ذكر‬ ‫يتم‬ ‫لم‬
‫فهو‬ ‫لذلك‬
‫ال‬
‫يكفي‬
.‫الدرجات‬ ‫توزيع‬ ‫لوصف‬
= ‫الطبيعي‬ ‫التفرطح‬ ‫معامل‬
3
‫التفرطح‬ ‫معامل‬ ‫إذا‬
+ = ‫ألنه‬ ‫لإلستواء‬ ‫يميل‬ ‫الطالبات‬ ‫درجات‬ ‫لتوزيع‬
٢
‫الطبيعي‬ ‫المنحنى‬ ‫قمة‬ ‫عن‬ ‫منخفضة‬ ‫فقمته‬
‫التفرطح‬ ‫شكل‬

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Example q research

  • 1. ‫الوصفي‬ ‫اإلحصاء‬ ‫تكليف‬ :‫الطالبات‬ ‫إعداد‬ ‫حمق‬ ‫تهاني‬ - ‫روان‬ ‫البشري‬ – ‫نهى‬ ‫األمير‬ ‫أ‬ ‫جري‬ ‫اختبارا‬ ‫في‬ ‫مقرر‬ ‫اإلحصاء‬ ‫على‬ ‫عينتين‬ ‫من‬ ‫الطلبة‬ ‫والطالبات‬ ‫وحصلنا‬ ‫على‬ ‫النتائج‬ ‫التالية‬ : ‫في‬ ‫عينة‬ ‫الطلبة‬ ‫كان‬ ‫متوسط‬ ‫الدرجات‬ 81 ‫بانحراف‬ ‫معياري‬ 4 ‫وفي‬ ‫عينة‬ ‫الطالبات‬ ‫كان‬ ‫متوسط‬ ‫الدرجات‬ 81 ‫بانحراف‬ ‫معياري‬ 3 8 - ‫مستخدما‬ ‫معامل‬ ،‫االختالف‬ ‫حدد‬ ‫أي‬ ‫المجموعتين‬ ‫(الطلبة‬ ‫أم‬ )‫الطالبات‬ ‫أكثر‬ ‫تشتت‬ ‫في‬ ‫توزيع‬ ‫الدرجات؟‬  =) ‫النسبي‬ ‫االنحراف‬ ( ‫االختالف‬ ‫معامل‬ ‫المعياري‬ ‫االنحراف‬ ‫الحسابي‬ ‫الوسط‬ X 100  = ‫الطلبة‬ ‫عينة‬ ‫في‬ ) ‫النسبي‬ ‫االنحراف‬ ( ‫االختالف‬ ‫معامل‬ 𝟒 𝟏𝟖 X 100 = 22.2  = ‫الطالبات‬ ‫عينة‬ ‫في‬ ) ‫النسبي‬ ‫االنحراف‬ ( ‫االختالف‬ ‫معامل‬ 𝟑 𝟏𝟔 X 18.8 = 100 ‫الطلبة‬ ‫عينة‬ ‫الدرجات‬ ‫توزيع‬ ‫في‬ ‫تشتتا‬ ‫األكثر‬ ‫العينة‬ ٢ - ‫ماذا‬ ‫يعني‬ : ‫معامل‬ ‫التواء‬ ‫توزيع‬ ‫درجات‬ ‫الطالب‬ = ( - ٩.٠ ) ‫بالنسبة‬ ‫لالختبار؟‬ ‫وما‬ ‫هو‬ ‫شكل‬ ‫االلتواء؟‬ ‫المنوال‬ = ‫الوسيط‬ = ‫الحسابي‬ ‫الوسط‬ : ‫يمثل‬ ‫االلتواء‬ ‫معامل‬ ‫ايجابي‬ ‫التواء‬ ‫معامل‬ ‫الوسط‬ ‫أكبر‬ ‫الحسابي‬ ‫الوسط‬ ‫الحسابي‬ ›› ‫الوسيط‬ ›› ‫المنوال‬ ‫متماثل‬ ‫التواء‬ ‫معامل‬ ‫المنوال‬ = ‫الوسيط‬ = ‫الحسابي‬ ‫الوسط‬ ‫سلبي‬ ‫التواء‬ ‫معامل‬ ‫أكبر‬ ‫المنوال‬ ‫الحسابي‬ ‫الوسط‬ ‹‹ ‫الوسيط‬ ‹‹ ‫المنوال‬ 0.9- ‫جدا‬ ‫شديد‬ ‫سلبي‬ ‫التواء‬
  • 2. 3 - ‫ماذا‬ ‫يعني‬ : ‫معامل‬ ‫التفرطح‬ ‫لتوزيع‬ ‫درجات‬ ‫الطالبات‬ = +( ٢ ) ‫بالنسبة‬ ‫لالختبار؟‬ ‫وما‬ ‫هو‬ ‫شكل‬ ‫التفرطح؟‬ 4 - ‫ماهي‬ ‫مقاييس‬ ‫النزعة‬ ‫المركزية‬ ‫هنا؟‬ ‫وهل‬ ‫يكفي‬ ‫معرفتها‬ ‫لوصف‬ ‫توزيع‬ ‫الدرجات؟‬ : ‫هي‬ ‫المركزية‬ ‫النزعة‬ ‫مقاييس‬ ‫الح‬ ‫الوسط‬ .‫الربيعيات‬ ‫المنوال‬ ،‫الوسيط‬ ،‫سابي‬ ‫وهنا‬ ‫الحسابي؛‬ ‫الوسط‬ ‫سوى‬ ‫ذكر‬ ‫يتم‬ ‫لم‬ ‫فهو‬ ‫لذلك‬ ‫ال‬ ‫يكفي‬ .‫الدرجات‬ ‫توزيع‬ ‫لوصف‬ = ‫الطبيعي‬ ‫التفرطح‬ ‫معامل‬ 3 ‫التفرطح‬ ‫معامل‬ ‫إذا‬ + = ‫ألنه‬ ‫لإلستواء‬ ‫يميل‬ ‫الطالبات‬ ‫درجات‬ ‫لتوزيع‬ ٢ ‫الطبيعي‬ ‫المنحنى‬ ‫قمة‬ ‫عن‬ ‫منخفضة‬ ‫فقمته‬ ‫التفرطح‬ ‫شكل‬