QUESTION IMAGE
Question
a random sample of 40 college professors is selected from all professors at a university. the following list gives their ages.
6.4.4.4.3.5.4.4.4.2.917418940258.68.58.49.62.67.55.42.57.26.38.62.41.45.39.36.43.30.27.41.63.34.35.40.20.36.49.35.36.53
(a)
a. determine the leaves for each corresponding stem. complete the table below. (use ascending order.)
stem
leaves
Step 1: Ordenar las edades
Ordenamos la lista de edades: 20, 26, 27, 30, 34, 35, 35, 36, 36, 36, 38, 39, 40, 41, 41, 42, 43, 45, 49, 49, 52, 55, 57, 58, 58, 61, 62, 62, 63, 64, 64, 64, 64, 67, 68.
Step 2: Determinar las hojas para cada tallo
- Tallo 2: Las edades con tallo 2 (decenas 20 - 29) son 20, 26, 27. Las hojas son 0,6,7.
- Tallo 3: Las edades con tallo 3 (decenas 30 - 39) son 30, 34, 35, 35, 36, 36, 36, 38, 39. Las hojas son 0,4,5,5,6,6,6,8,9.
- Tallo 4: Las edades con tallo 4 (decenas 40 - 49) son 40, 41, 41, 42, 43, 45, 49, 49. Las hojas son 0,1,1,2,3,5,9,9.
- Tallo 5: Las edades con tallo 5 (decenas 50 - 59) son 52, 55, 57, 58, 58. Las hojas son 2,5,7,8,8.
- Tallo 6: Las edades con tallo 6 (decenas 60 - 69) son 61, 62, 62, 63, 64, 64, 64, 64, 67, 68. Las hojas son 1,2,2,3,4,4,4,4,7,8.
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| Stem | Leaves |
|---|---|
| 3 | 0,4,5,5,6,6,6,8,9 |
| 4 | 0,1,1,2,3,5,9,9 |
| 5 | 2,5,7,8,8 |
| 6 | 1,2,2,3,4,4,4,4,7,8 |