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La distribucin de frecuencia presentada describe la velocidad en que unos jvenes conducan para llegar a tomar sus clases a la universidad. Estos jvenes conducan

La distribucin de frecuencia presentada describe la velocidad en que unos jvenes conducan para llegar a tomar sus clases a la universidad. Estos jvenes conducan por una carretera cuyo lmite de velocidad era de 35 mi/h. Calcula la varianza y desviacin estndar

Velocidad frecuencia Variancia D,estandar
42-45 25
46-49 16
50-53 8
54-57 4
58-61 2
Velocidad frecuencia
42-45 25
46-49 16
50-53 8
54-57 4
58-61 2

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