Madagascar precipitation
Madagascar Precipitation Activity
Comparing/contrasting precipitation of students’ local region with a rainforest region
- Table 1: Calculating the mean
| Watsonville | Toamasina, Madagascar |
| Jan 113 mm | Jan 410 |
| Feb 123 | Feb 380 |
| Mar 92 | Mar 480 |
| Apr 43 | Apr 330 |
| May 15 | May 240 |
| June 2.8 | June 270 |
| July 0.25 | July 290 |
| Aug 0.51 | Aug 240 |
| Sept 5 | Sept 130 |
| Oct 28 | Oct 150 |
| Nov 70 | Nov 180 |
| Dec 108 | Dec 360 |
| Mean = | Mean = |
1. Determining the median
Watsonville:
Toamasina:
2. Determining the mode
Watsonville:
Toamasina:
- Table 2: Comparing values
| Watsonville | Toamasina, Madagascar |
| 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 Toamasina, Madagascar? 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 :
4th Grade :
