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Mathematics, 09.06.2021 20:30 deshundradenton4805

En la siguiente tabla se presenta un resumen de los datos correspondientes al diámetro de una pieza: Diametro (mm) 4 - 6 6- 8 8- 10 10-12 12-14
Cantidad de piezas 15 20 40 30 20

a)Identifique lo siguiente:
1) variable estudiada,
2) tipo de variable,
3) tamaño de la muestra,
4) elementos de la muestra

Determine utilizando técnicas numéricas:
b) la media y la desviación típica
c) el diámetro que es excedido por el 30% de las mediciones.
d) si el diámetro máximo aceptable es 23 mm , estime la probabilidad de que una pieza cumpla con esta especificación.

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En la siguiente tabla se presenta un resumen de los datos correspondientes al diámetro de una pieza:...
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