1. y= 2x + 1 3x + 1 6x+1
x y y2 y3
-3 -5 -8 -17
-2 -3 -5 -11
-1 -1 -2 -5
0 1 1 1
-3 -2 -1
1 3 4 7
2 5 7 13
3 7 10 19

2. 3
2
1
y
0 y2
0 1 2 3 y3
-1
-2
-3

3. 86 8
89 80 99 90 77 81 77
91 91 91 89 91 76 89
94 80 82 89 98 88 81
94 93 83 ## 93 89 72
84 96 ## 82 84 76 95
90 84 88 92 75 86 91
84 79 90 ## 92 95 90
90 78 76 92 98 96 94
83 82 89 89 73 93 79
97 98 90 98 82 83 59
71 94 94 90 ## 88 88
97 94 89 92 78 92 89
91 89 94 84 93 82 81

4. 89 91 86 88 82 85 83 7909 Máximo = 104
89 104 80 88 90 79 86 86.9120879 Mínimo = 75
87 103 77 96 83 94 81 Rango = 29
95 93 85 82 79 79 85
79 82 86 78 90 88 86 No. De datos = 91
102 81 77 76 94 100 101
82 93 89 75 91 86 96 No. De intervalos =9.539392014
83 84 76 90 81 86 90 10
80 85 87 82 90 96 76 Tamaño del intervalo= 2.9
76 101 96 88 86 77 83 3
78 91 78 77 84 86 86
91 103 85 85 99 89 98
88 88 79 81 84 101 94

5. Intervalos aparentes
Intervalos reales xi fi fi por xi
75 77 74.5 77.5 76.0 9 684 20
78 80 3 77.5 80.5 79.0 10 790
15
81 83 80.5 83.5 82.0 13 1066
84 86 83.5 86.5 85.0 18 1530 10
87 89 86.5 89.5 88.0 12 1056
90 92 89.5 92.5 91.0 9 819 5
93 95 92.5 95.5 94.0 6 564
0
96 98 95.5 98.5 97.0 5 485
79.0
82.0
88.0
91.0
94.0
97.0
103.0
76.0
85.0
100.0
99 101 98.5 101.5 100.0 5 500
102 104 101.5 104.5 103.0 4 412
105 0 7906
86.8791

7. 25% 15% 10% 50%
No. Nombre Rúbrica Formativo Tareas Examen Final Redondeada
1 Juan 20 10 10 7 8.5 9
2 Mary 15 9 8 10 9.025 9
3 Irma 12 10 10 7 7.5 8
4 Celia 18 10 10 5 7.25 7
5 Luis 11 8 5 2 4.075 4
6 Pedro 9 10 10 7 7.125 7
7 Roberto 4 10 10 3 4.5 5
8 Silvia 19 7 8 7 7.725 8
9 Norma 13 10 10 10 9.125 9
10 Claudia 6 10 10 9 7.75 8
7.4