It's hard for almost everyone, even trained researchers, to appreciate how much
the apparent differences between programs are due to random estimation error.
Not exact matches
However, for people who plan to put a large amount of purchases on their United credit cards, the
difference between the two rewards
programs will be quite
apparent.
However, if C stocks are computed to 30 cm depth (typical of international greenhouse gas inventory and reporting
programs), an
apparent 2 % relative
difference between reforesting and cultivated soils (medians of 47 and 48 Mg of C / ha, respectively) is not statistically significant, while both are significantly less than natural forest soils (60 Mg of C / ha).
As with the changes seen in utilization rates
between 2013 and 2014, we see
differences in the reported ROI of
programs over time as
apparent in Figure V.