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File name : SR100DCollege_Fr_text_101123.doc
version : 10/11/23
Analyser les données que vous avez entrées
Une fois vos données entrées, vous pouvez utiliser les fonctions du
menu STATVAR en pressant [ 2nd ] [ STATVAR ]:
Menu STATVAR Signification
1: Type Menu de type calculs statistiques, voir les 8 types
comme mentionnés précédemment dans le
menu STAT
2: Data Ecran d’éditeur de données
3: Edit Sous-menu d’édition des commandes: [Ins],
[Del-A]
4: Sum Sous-menu d’addition
5: Var Sous-menu de variable statistique
6: MinMax Sous-menu maximum/minimum
7: Reg (2-VAR) Sous-menu de régression
Choisissez parmi les options de 1 à 3 pour voir ou changer les
données. Choisissez parmi les options de 4 à 7 pour sélectionner la
variable souhaitée pour analyser vos données.
Les valeurs des variables statistiques dépendent des données que
vous entrez. Vous pouvez les rappeler grâce aux touches
d’opérations indiquées dans le tableau ci-dessous.
Calculs statistiques à variable unique
Variables Touches Signification
Σ
x
2
[4: Sum] [ 1 ]
Somme de toutes les valeurs x
2
Σ
x
[4: Sum] [ 2 ]
Somme de toutes les valeurs x
n [5: Var] [ 1 ] Nombre des valeurs x entrées
x
[5: Var] [ 2 ]
Moyenne des valeurs x
x
σ
n
[5: Var] [ 3 ] Ecart standard de population des
valeurs x
x
σ
n-1
[5: Var] [ 4 ] Exemple d’écart standard de valeurs
x
minX [6: MinMax] [ 1 ] Minimum de valeurs x
maxX [6: MinMax] [ 2 ] Maximum de valeurs x
Statistiques à variables doubles / Calculs de Régression
Variables Touches Signification
Σ
x
Σ
y
[4: Sum] [ 2 ]
[4: Sum] [ 4 ]
Somme de toutes les valeurs x ou des
valeurs y
Σ
x
2
Σ
y
2
[4: Sum] [ 1 ]
[4: Sum] [ 3 ]
Somme de toutes les valeurs x
2
ou
des valeurs y
2
19


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