2. Las velocidades de 55
automóviles fueron
medidas por una aparato
de radar en una calle
cotidiana

3. 27 23 22 38 43 24 35 26 28 18 20
25 23 22 52 31 30 41 45 29 27 43
29 28 27 25 29 28 24 37 28 29 18
26 33 25 27 25 34 32 36 22 32 33
21 23 24 18 48 23 16 38 26 21 23

4. N:55
RANGO:52-16=36
MODA:25
MEDIA: 1609/55=30
MEDIANA=25
VARIANZA:726/55=13,2
DESVIACION ESTANDEAR: √
13,2=3,63318042

5. INTERVALO [X] f [X] .f % ∡ [X] -Ẋ (x)-Ẋ ²
16-21 19 7 133 12,727272745,8181818 -11 121
22-27 25 22 550 40 144 -5 25
28-33 31 14 434 25,454545591,6363636 1 1
34-39 37 6 222 10,909090939,2727273 7 49
40-45 43 4 172 7,2727272726,1818182 13 169
46-52 49 2 98 3,6363636413,0909091 19 361
55 1609 100 360 726

6. 3.636363636
7.272727273
10.90909091
25.45454545
40
12.72727273
0 5 10 15 20 25 30 35 40
46-52 40-45 34-39 28-33 22-27 16-21

7. 3,636363636
46-52
7,272727273
40-45
12,72727273
16-21
10,90909091
34-39 1
2
3
4
5
6
25,45454545 40
28-33 22-27

8. Series1
40
25.454545
45
12.727272
10,90909091
73 7,272727273
3,636363636
1 2 3 4 5 6