Borneo precipitation
Comparing/contrasting precipitation of students’ local region with a rainforest region
1.1 Table 1: Calculating the mean
| Watsonville | Tarakan, Borneo |
| Jan 113 mm | Jan 180 |
| Feb 123 | Feb 160 |
| Mar 92 | Mar 175 |
| Apr 43 | Apr 187 |
| May 15 | May 225 |
| June 2.8 | June 190 |
| July 0.25 | July 100 |
| Aug 0.51 | Aug 180 |
| Sept 5 | Sept 200 |
| Oct 28 | Oct 185 |
| Nov 70 | Nov 120 |
| Dec 108 | Dec 155 |
| Mean = | Mean = |
1.2 Determining the median
Watsonville:
Tarakan:
1.3 Determining the mode
Watsonville:
Tarakan:
1.4 Table 2: Comparing values
| Watsonville | Tarakan, Borneo |
| Mean = | Mean = |
| Median = | Median = |
| Mode = | Mode = |
Questions
1. When comparing the means, which region receives more precipitation? By how much?
2. List three reasons why (referring to question 1).
(a) ______________________________________________________
(b) ______________________________________________________
(c) ______________________________________________________
3. Which month received the most rain in Watsonville? Why?
4. Which month received the most rain in Tarakan, Borneo? Why?
5. Which measure is more accurate: mean, median, or mode? Explain why?
6. Do you think Table 2 was helpful? What did you notice?
7. Do you think your graph is an appropriate one to use to represent your data in Table 1? Why?
8. Why are rainforests important?
Completed Student Examples :
3rd Grade :
