Algunas soluciones

1. • 4 . 52.00 5.75 11% 11% 5.75 67.50 37 46% 46 5% 67.50 75.25 26 33% 72 0% 75.25 3.00 10% 0 100% 0 100% 66.21 . 63.63 . 5.7567.50 1 63.63 . 2 63.6 . 3 71.3 . 6.371 . 31 . 7.75 . .53% • 5 . 52.00 5.20 7 .75% 7 .75% 5.20 65.5 1 23.75% 26 32.50% 65.5 73.70 34 42.50% 60 75.00% 73.70 1.45 14 17.50% 74 2.50% 1.45 3.00 6 7.50% 0 100.00% 0 100.00% 66.56 . 63.63 . 65.573.70 1 61.30 . 2 67.50 . 3 67.50 . 6.40 . 31 . 6.20 . .57% • ( ). 67.025 . 67 . 67 . 1 63 . 3 70.25 . 31 . 7.25 . 6.205 . .26% 2. 1 2 5% 2 5% 2 6 15% 20% 3 10 25% 1 45% 4 5 13% 23 5% 5 10 25% 33 3% 6 3 % 36 0% 7 2 5% 3 5% 2 5% 40 100% 40 100% 4.05 . 4 . 3 5 . ( ) 1 3 . 3 5 . 7 . 2 . 1.72 . 44%

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REYNOLDS, David. One World Divisible: A Global History since 1945 REYNOLDS, David. One World Divisible: A Global History since 1945 REYNOLDS, David. One World Divisible: A Global History since 1945

Transcript of Algunas soluciones

Ejercicio 1. Con 4 intervalos de clase.

Peso [kg] fa fr Fa Fr 52.00 59.75 9 11% 9 11% 59.75 67.50 37 46% 46 58% 67.50 75.25 26 33% 72 90% 75.25 83.00 8 10% 80 100% Totales 80 100%

Promedio: 66.821 kg. Mediana: 63.63 kg. Intervalo modal: 59.75-67.50 Q1: 63.63 kg. Q2: 63.6 kg.

Q3: 71.38 kg. Desvo estndar: 6.371 kg. Rango: 31 kg. Rango intercuartlico: 7.75 kg. CV: 9.53%

Con 5 intervalos de clase.

Peso [kg] fa fr Fa Fr 52.00 58.20 7 8.75% 7 8.75% 58.20 65.95 19 23.75% 26 32.50% 65.95 73.70 34 42.50% 60 75.00% 73.70 81.45 14 17.50% 74 92.50% 81.45 83.00 6 7.50% 80 100.00%

Totales 80 100.00%

Promedio: 66.956 kg. Mediana: 63.63 kg. Intervalo modal: 65.95-73.70 Q1: 61.30 kg. Q2: 67.50 kg.

Q3: 67.50 kg. Desvo estndar: 6.408 kg. Rango: 31 kg. Rango intercuartlico: 6.20 kg. CV: 9.57%

Con los datos sin agrupar (directamente de la nube de datos).

Promedio: 67.025 kg. Mediana: 67 kg. Moda: 67 kg. Q1: 63 kg. Q3: 70.25 kg.

Rango: 31 kg. Rango intercuartlico: 7.25 kg. Desvo estndar: 6.205 kg. CV:9.26%

Ejercicio 2. Distancia [m] fa fr Fa Fr

1 2 5% 2 5% 2 6 15% 8 20% 3 10 25% 18 45% 4 5 13% 23 58% 5 10 25% 33 83% 6 3 8% 36 90% 7 2 5% 38 95% 8 2 5% 40 100%

Totales 40 100%

Promedio: 4.05 m. Mediana: 4 m. Moda: 3 m y 5 m. (La distribucin es bimodal) Q1: 3 m.

Q3: 5 m. Rango: 7 m. Rango intercuartlico: 2 m. Desvo estndar: 1.782 m. CV:44%