Tiempos de servicio Rango= 214-18 | Rango= 196 |

2k≥n k≥LN80LN2 k≥6.32 k≈7
Ancho del intervalo c=Rk c=28+1=29

intervalos de clase | limites reales | F abs | t | f. relativa | f.r. acum. | 18-46 | 17.5-46.5 | 32 | 32 | 0.4 | 0.4 | 47-75 | 46.5-75.5 | 21 | 61 | 0.2625 | 0.6625 | 76-104 | 75.5-104.5 | 13 | 90 | 0.1625 | 0.825 | 105-133 | 104.5-133.5 | 6 | 119 | 0.075 | 0.9 | 134-162 | 133.5-162.5 | 3 | 148 | 0.0375 | 0.9375 | 163-191 | 162.5-191.5 | 1 | 177 | 0.0125 | 0.95 | 192-220 | 191.5-220.5 | 4 | 206 | 0.05 | 1 | | | 80 | | 100% | |

t=i=17fiti=70.425 segundos

μ=1t=0.014199503 clientes/segundo
St2=i=17fiti-t2
St2=2139.82 segundos2
St=46.26 segundos

Ft=0Tftdt=1-e-μt …ver más…

observada (oi) | | F. Teórica (ni) | | (oi-ni)2/ni | 1.5-58.5 | 40 | | 39.58 | | 0.0044 | 58.5-115.5 | 23 | | 19.63 | | 0.5785 | 115.5-172.5 | 11 | | 9.74 | | 0.1630 | 172.5-229.5 | 2 | 6 | 4.83 | 9.01 | 1.0056 | 229.5-286.5 | 1 | | 2.40 | | | 286.5-343.5 | 1 | | 1.19 | |