Formulas de matematicas Flashcards

(18 cards)

1
Q

Rango

A

Vmayor-Vmenor

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2
Q

S<2

A

varianza muestral

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3
Q

0<2

A

Varianza poblacional

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4
Q

desviacion estandar

A

anotalo

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5
Q

desviacion muestra

A

anotalo

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6
Q

No. de clase

A

C=1+log2(n)

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7
Q

ancho de la clase

A

a=rango/C

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8
Q

Li-Ls

A

intervalo de la clase

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9
Q

Xi

A

marca de la clase

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10
Q

f

A

frecuencia absoluta

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11
Q

fa

A

freceuncia absoluta acumulada

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12
Q

fr

A

frecuencia relativa

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13
Q

fra

A

frecuencia relativa absoluta

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14
Q

x~

A

media

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15
Q

Media formula

A

(Xi)(f)=x~

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16
Q

desviacion estandar

17
Q

muestra

A

raiz de sumatoria/ n-1