Table 10:
Statistical tests of hypotheses of
: Both Wilcoxon signed rank sum test and one sample
-test indicate the error
to be very likely nonzero. For adjusted model, the variability of
can be explained by randomness.
Model
Wilcoxon test
One sample
-test
value
df
value
Original
166
0.0004871
5.042
18
0.00008486
Adjusted
61
0.1776
18
0.1866