Figure 6

Boxplots of bootstrap validation for R² (left column), calibration error (middle column), and validation error (right column) for Gambel oak (top row), big sagebrush (middle row), and all sites (bottom row). The bottom and top ends of the whiskers represent the minimum and maximum. The bottom and top of each box represent the first and third quartiles. The band near the middle of each box represents the median.