The stem and leaf plot shows a set of data regarding the ave
The stem and leaf plot shows a set of data regarding the average number of text messaging sent and received per day by a group of college students.
0
2 6 7
1
2 2 6
2
4 4 4 5
3
1 6 6
4
0
5
6
1
Based on this data, how many students send and receive on average 36 or more text messages per day?
10
5
4
3
| 0 | 2 6 7 |
| 1 | 2 2 6 |
| 2 | 4 4 4 5 |
| 3 | 1 6 6 |
| 4 | 0 |
| 5 | |
| 6 | 1 |
Solution
From the data, the entries with 36 or more starts from the stem 3 (that denotes 30) with leaf 6, downwards.
Thus, they are 36, 36, 40, 61.
Thus, there are 4. [option c, 4]
