Informations chiffrées Flashcards

1
Q

proportion d’une sous population?

taux de répartitions

A

NS/NE

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2
Q

proportion aussi appelée?

A

fréquence

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3
Q

definir la proportion

A

ℝ entre 0 et 1

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4
Q

ΔV ?

A

Variation entre VF et VI

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5
Q

Calcul ΔV

A

VF-VI

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6
Q

t?

A

taux d’evolution, variation relative

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7
Q

t calcul

A

ΔV/ VI

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8
Q

defnir t
definir CM

A

t: pourcentage (decimal) exprimant une tendance chifrée
CM: nombrer par lequel s’applique concrètement t

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9
Q

CMgl?

A

CM1=1+/- t x CM2=1+/-
CMgl= 1+ tgl

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10
Q

CM’

A

1/CM

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