Probabilidad y estadistica ejercicios.
Enviado por Ricardo Peña • 25 de Febrero de 2017 • Práctica o problema • 2.177 Palabras (9 Páginas) • 371 Visitas
1.- TREINTA FALLAS DE ENERGIA
17 |
19 |
23 |
26 |
29 |
31 |
36 |
38 |
39 |
42 |
44 |
49 |
53 |
54 |
62 |
67 |
75 |
77 |
80 |
81 |
85 |
85 |
86 |
93 |
96 |
97 |
100 |
123 |
128 |
130 |
Cuartiles
Q1= (K.N) / 4 = (30*1) / 4 = 30/4= 7.50 Se redondea a 8 Q1= 38
Q2= (K.N) / 4 = (30*2) / 4 = (60/4) = 15 Q2= (62+67) /2 = 64.5 Q2= 64.5
Q3= (K.N) / 4 = (30*3) / 4 = 90/4= 22.5 Se redondea 22 Q3= 85
Deciles
D1= (K.N)/10 = (1*30) / 10 = 3 D1 = (23+26) /2 = 24.50 D1 = 24.5
D3= (K.N)/10 = (3*30) / 10 = 9 D3 = (23+26) /2 = 40.50 D3 = 40.5
D5= (K.N)/10 = (5*30) / 10 = 15 D3 = (62+67) /2 = 64.50 D7 = 64.5
D7= (K.N)/10 = (7*30) / 10 = 21 D1 = (85+85) /2 = 85 D7 = 85
D9= (K.N)/10 = (9*30) / 10 = 27 D1 = (100 +123) /2 = 111.5 D9 = 111.5
Percentiles
P5 = (K.N)/100 = (5*30) / 100 = 1.5 se redondea a 2 P5 = 19
P15 = (K.N)/100 = (15*30) / 100 = 4.5 se redondea a 4 P15 = 26
P45 = (K.N)/100 = (45*30) / 100 = 13.5 se redondea a 14 P45 = 54
P65 = (K.N)/100 = (65*30) / 100 = 19.5 se redondea a 20 P65 = 81
P85 = (K.N)/100 = (85*30) / 100 = 25.50 se redondea a 26 P65 = 97
P95 = (K.N)/100 = (95*30) / 100 = 28.50 se redondea a 28 P65 = 123
2.- Quince traductores de inglés.
76 |
78 |
81 |
88 |
89 |
90 |
92 |
94 |
95 |
101 |
105 |
107 |
109 |
121 |
123 |
Cuartiles
Q1= (K.N) / 4 = (15*1) / 4 = 3.75 Se redondea a 4 Q1= 88
Q3= (K.N) / 4 = (15*3) / 4 = 11.25 se redondea a 11 Q3= 105
Deciles
D2= (K.N)/10 = (2*15) / 10 = 3 D2 = (81+88) /2 = 84.50 D2 = 84.5
D4= (K.N)/10 = (4*15) / 10 = 6 D4 = (90+92) /2 = 91 D4 = 91
D6= (K.N)/10 = (6*15) / 10 = 9 D6 = (95+101) /2 = 98 D6 = 98
D8= (K.N)/10 = (8*15) / 10 = 12 D8 = (107+109) /2 = 108 D8 = 108
Percentiles
P10 = (K.N)/100 = (10*15) / 100 = 1.5 se redondea a 2 P10 = 78
P30 = (K.N)/100 = (30*15) / 100 = 4.5 se redondea a 4 P30 = 88
P50 = (K.N)/100 = (50*15) / 100 = 7.5 se redondea a 8 P50 = 94
P70 = (K.N)/100 = (70*15) / 100 = 19.5 se redondea a 20 P70 = 81
P90 = (K.N)/100 = (90*15) / 100 = 25.50 se redondea a 26 P90 = 97
P99 = (K.N)/100 = (99*15) / 100 = 28.50 se redondea a 28 P99 = 123
3.- Encontrar los cuartiles, deciles y percentiles.
A)
18 |
22 |
23 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
37 |
39 |
41 |
Cuartiles
Q2= (K.N) / 4 = (14*2) / 4 = 7 Q2= (30+31)/2 Q2= 30.5
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