Constructionism and Reductionism: Two Approaches to Problem-Solving and Their Implications for Reform of Statistics and Mathematics Curricula

Figures & data

Figure 1. IJssel-Lake Chlorosity Measurements.

Table 1. Approximate IJssel-Lake Chlorosity Measurements

Date	Chlorosity	Date	Chlorosity	Date	Chlorosity
6/1/32	6.00	4/19/33	2.59	4/7/34	1.50
7/2/32	5.64	6/10/33	2.43	6/4/34	1.45
7/31/32	5.16	8/26/33	2.17	7/18/34	1.41
9/12/32	4.96	10/8/33	2.07	9/26/34	1.43
11/8/32	4.04	11/13/33	1.88	11/1/34	1.32
12/28/32	3.29	2/10/34	1.69	12/20/34	1.25
2/24/33	2.92	3/18/34	1.60

Figure 2. Residuals vs. Fitted Values from Statistician’s First Model.

Figure 3. Comparison of the Three Models.