Estadistica problemas con respuestas
jesusoakTarea4 de Noviembre de 2015
477 Palabras (2 Páginas)388 Visitas
11. b)
# de clase | Intervalo | Frecuencia | F relativa | F porcentual |
1 | 12-14 | 2 | 0.05 | 5% |
2 | 15-17 | 8 | 0.2 | 20% |
3 | 18-20 | 11 | 0.275 | 27.5% |
4 | 21-23 | 10 | 0.25 | 25% |
5 | 24-26 | 9 | 0.225 | 22.5% |
total |
| 40 | 1 | 100% |
12.
# de clase | Intervalo | Frecuencia | F relativa | F porcentual | F acumulada |
1 | 10-19 | 10 | 0.2 | 20% | 20 |
2 | 20-29 | 14 | 0.28 | 28% | 48 |
3 | 30-39 | 17 | 0.34 | 34% | 82 |
4 | 40-49 | 7 | 0.14 | 14% | 96 |
5 | 50-59 | 2 | 0.04 | 4% | 100 |
total |
| 50 | 1 | 100% |
|
13.
[pic 1]
14.
# de clase | Intervalo | Frecuencia | F relativa | F porcentual | F acumulada |
1 | 6.0-9.2 | 5 | 0.25 | 25% | 25% |
2 | 9.3-12.5 | 11 | 0.55 | 55% | 80% |
3 | 12.6-15.8 | 4 | 0.2 | 20% | 100% |
total |
| 20 | 1 | 100% |
[pic 2]
15.
# de clase | Intervalo | Frecuencia | F relativa | F porcentual | F acumulada | F relativa acumulada |
1 | 0-4 | 4 | 0.2 | 20% | 20% | .20 |
2 | 5-9 | 8 | 0.4 | 40% | 60% | .60 |
3 | 10-14 | 5 | 0.25 | 25% | 85% | .85 |
4 | 15-19 | 2 | 0.1 | 10% | 95% | .95 |
5 | 20-24 | 1 | 0.05 | 5% | 100% | 1.00 |
total |
| 20 | 1 | 100% |
|
e) ¿Cuál es porcentaje de los pacientes que requieren servicio de emergencia y esperan 9 minutos o menos? El 60% de los pacientes esperan de 0 a 9 minutos.
16.
# de clase | Intervalo | Frecuencia | F relativa | F porcentual | F acumulada |
1 | 0-24 | 60 | 0.47244094 | 47.24409449% | 47 |
2 | 25-49 | 33 | 0.25984252 | 25.98425197% | 73 |
3 | 50-74 | 20 | 0.15748031 | 15.7480315% | 88 |
4 | 75-99 | 6 | 0.04724409 | 4.724409449% | 93 |
5 | 100-124 | 4 | 0.03149606 | 3.149606299% | 96 |
6 | 125-149 | 2 | 0.01574803 | 1.57480315% | 98 |
7 | 150-174 | 1 | 0.00787402 | 0.787401575% | 99 |
8 | 175-199 | 1 | 0.00787402 | 0.787401575% | 100 |
total |
| 127 | 1 | 100% |
[pic 3]
¿Qué evidencias de sesgo observa? ¿Es razonable este sesgo? Este histograma esta sesgado hacia la derecha y si es razonable
# de clase | Intervalo | Frecuencia | F relativa | F porcentual | F acumulada |
1 | 20-29 | 2 | 0.01 | 1% | 1% |
2 | 30-39 | 5 | 0.025 | 2.5% | 3.5% |
3 | 40-49 | 6 | 0.03 | 3% | 6.5% |
4 | 50-59 | 13 | 0.065 | 6.5% | 13% |
5 | 60-69 | 32 | 0.16 | 16% | 29% |
6 | 70-79 | 78 | 0.39 | 39% | 68% |
7 | 80-89 | 43 | 0.215 | 21.5% | 89.5% |
8 | 90-99 | 21 | 0.105 | 10.5% | 100% |
Total |
| 200 | 1 | 100% |
...