La culpaaa

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  • Publicado : 1 de octubre de 2010
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1. Se encuestan 60 personas y se le pregunta a cada una de ellas cuantas horas vio televisión en el día de ayer.
Estas fueron sus respuestas:
2 | 4 | 5 | 7 | 3 | 5 | 2 | 4 | 5 | 7 |
3 | 5 | 7 |2 | 4 | 3 | 5 | 2 | 4 | 5 |
3 | 5 | 4 | 2 | 5 | 3 | 5 | 4 | 2 | 2 |
3 | 2 | 4 | 2 | 3 | 2 | 7 | 2 | 7 | 5 |
3 | 2 | 5 | 4 | 2 | 7 | 3 | 2 | 4 | 2 |
7 | 2 | 3 | 4 | 7 | 5 | 2 | 3 | 5 | 7 |Solución
n: 60
X1: 2 | X11: 3 | X21: 3 | X31: 3 | X41: 3 | X51: 7 |
X2: 4 | X12: 5 | X22: 5 | X32: 2 | X42: 2 | X52: 2 |
X3: 5 | X13: 7 | X23: 4 | X33: 4 | X43: 5 | X53: 3 |X4: 7 | X14: 2 | X24: 2 | X34: 2 | X44: 4 | X54: 4 |
X5: 3 | X15: 4 | X25: 5 | X35: 3 | X45: 2 | X55: 7 |
X6: 5 | X16: 3 | X26: 3 | X36: 2 | X46: 7 | X56: 5 |
X7: 2 | X17: 5| X27: 5 | X37: 7 | X47: 3 | X57: 2 |
X8: 4 | X18: 2 | X28: 4 | X38: 2 | X48: 2 | X58: 3 |
X9: 5 | X19: 4 | X29: 2 | X39: 7 | X49: 4 | X59: 5 |
X10: 7 | X20: 5 | X30: 2 |X40: 5 | X50: 2 | X60: 7 |

Yi | ni | hi | Ni | Hi |
2 | 17 | 0.28 | 17 | 0.28 |
3 | 11 | 0.18 | 28 | 0.47 |
4 | 10 | 0.16 | 38 | 0.63 |
5 | 13 | 0.21 | 51 | 0.84 |
6 | | | | |
7 |9 | 0.15 | 60 | 1 |

Diagrama de Frecuencia Absoluta

2. Elabora r la tabla de frecuencia
n: 390
r: 860 – 1= [ r = 859 ]
m : 1 + 3.33 log n
m: 1 + 3.33 log 390
m: 9.62 = [ m = 10 ]c: 859 / 10 = [ c = 86 ]
nuevo rango
86 * 10>, 859
860 >, 859
Yi-1 -- Yi | Yi | ni | hi | Ni | Hi |
0 – 86 | 43 | 58 | 0.14 | 58 | 0.14 |
86 – 172 | 129 | 130 | 0.33 | 188 | 0.48 |
172 –258 | 215 | 57 | 0.14 | 245 | 0.62 |
258 – 344 | 301 | 29 | 0.07 | 274 | 0.70 |
344 – 430 | 387 | 27 | 0.06 | 301 | 0.77 |
430 – 516 | 473 | 18 | 0.04 | 319 | 0.81 |
516 – 602 | 559 | 17 |0.04 | 336 | 0.86 |
602 – 688 | 645 | 20 | 0.05 | 356 | 0.91 |
688 – 774 | 731 | 16 | 0.04 | 372 | 0.95 |
774 -- 860 | 817 | 18 | 0.04 | 390 | 1 |

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