Hidalgo

Calderas Ramírez Víctor Hugo
Grupo: 18
Primer examen

Tallo | Hojas |
5 | 3 |
5 | 7,8 |
6 | 1,1,3,4 |
6 | 6,7,8,9 |
7 | 0,1,2,3,4,4,4,4 |
7 | 7,7,7,8,8,9,9,9 |
8 |1,1,1,2,2,3,3,4,5,5 |
8 | 6,7,7,8 |
9 | 0,0,0,0,2,3,4 |
9 | 6,7 |

INTERVALO | f | f* | F | F* | X*i | X*i ∙ f |
50-55 | 1 | 1⁄50 | 1 | 1⁄50 | 52.5 | 52.5 |
55-60 | 2 | 2⁄50 | 3 | 3⁄50 | 57.5 | 115 |60-65 | 4 | 4⁄50 | 7 | 7⁄50 | 62.5 | 250 |
65-70 | 4 | 4⁄50 | 11 | 11⁄50 | 67.5 | 270 |
70-75 | 8 | 8⁄50 | 19 | 19⁄50 | 72.5 | 580 |
75-80 | 8 | 8⁄50 | 27 | 27⁄50 | 77.5 | 620 |
80-85 |10 | 10⁄50 | 37 | 37⁄50 | 82.5 | 825 |
85-90 | 4 | 4⁄50 | 41 | 41⁄50 | 87.5 | 350 |
90-95 | 7 | 7⁄50 | 48 | 48⁄50 | 92.5 | 647.5 |
95-100 | 2 | 2⁄50 | 50 | 50⁄50 | 97.5 | 195 |
| | | | || 3905 |

(X*i - x ̅)² | (X*i - x ̅)² ∙f | (X*i - x ̅)³ | (X*i - x ̅)³ ∙f | (X*i - x ̅)⁴ | (X*i - x ̅)⁴ ∙f |
655.36 | 655.36 | -16777.216 | -16777.216 | 429496.7296 | 429496.7296 |
424.36 |848.72 | -8741.816 | -17483.632 | 180081.4096 | 360162.8192 |
243.36 | 973.44 | -3796.416 | -15185.664 | 59224.0896 | 236896.3584 |
112.36 | 449.44 | -1191.016 | -4764.064 | 12624.7696 |50499.0784 |
31.36 | 250.88 | -175.616 | -1404.928 | 983.4496 | 7867.5968 |
0.36 | 2.88 | -0.216 | -1.728 | 0.1296 | 1.0368 |
19.36 | 193.6 | 85.184 | 851.84 | 374.8096 | 3748.096 |
88.36 | 353.44| 830.584 | 3322.336 | 7807.4896 | 31229.9584 |
207.36 | 1451.52 | 2985.984 | 20901.888 | 42998.1696 | 300987.1872 |
376.36 | 752.72 | 7301.384 | 14602.768 | 141646.8496 | 283293.6992 |
| || -15938.408 | | 1704182.56 |

Σ (Xi*)(f)= 3905
x ̅= 78.1
Σ (Xi*- x ̅)2(f)= 5932
S2= 593250=118.64

S= 10.8922
Г3= -15938.4081292.2508= -12.3338

Г4= 1704182.5614075.4545=121.0747CV: 0.1394
Moda: 74 y 90
Posicion de mediana: 25 valor de la mediana: 79

Histograma de frecuencia relativa y polígono de frecuencias

Histograma de frecuencia relativa acumulada y...