There was
a much weaker correlation for kindergarten students.
Other possible factors that might explain or influence the altruistic behavior — such as higher cognition (measured by brain size), hunting in groups, or stronger social bonds between group members — showed either
much weaker correlations or no correlation at all with helping behaviors.
Not exact matches
BTW I think the L&G Global fund actually tracks an «ex-UK» index, so that may risk too
much on the
correlation with non-UK bonds (especially if we continue to import inflation with a
weak currency... don't go there).
But, the second thing we found was that the
correlation between a teacher's submitted lesson and their unsubmitted lessons was very high - about.75, which is just saying that the best lessons from the best teachers are that
much better than the best lessons from the
weakest teachers.
That, too, is
much weaker than the cross-sectional
correlations reported in Table 1 - 7.
Rothstein, on the other hand, concludes that these
correlations are also
weak, so
much so that «it casts serious doubt on the entire value - added enterprise.»
While these are also noted as statistically significant, using the table below one can determine that statistical significance does not necessarily mean that such «very
weak» to «
weak»
correlations are of
much practical significance, especially if and when high - stakes decisions about teachers and their effects are to be attached to such evidence.
We will see that over the last several years, while
correlations between CO2 and temperature exist in the data,
much of the historical circumstantial evidence for AGW theory has gotten
weaker, and we will cover «global dimming» and see if this effect makes the case for AGW stronger.
The long - term cosmic ray temperature
correlation, while
weak after around 1990, is still actually
much better than the CO2 temperature
correlation, statistically speaking.
The
correlations would be
much weaker if 1871 - 1880 were included, moderately
weaker if the post-1960 portions of the graphed series were included, and
much weaker if the concealed post-1960 portion of the Briffa MXD series were included.
To date, only
weak evidence relates job satisfaction to work productivity while
much stronger evidence shows a positive
correlation between psychological well - being and work performance.