Sentences with phrase «weak correlation of»

They found that there is a relatively weak correlation of 0.24 between parental sensitivity and attachment type — generally more sensitive parents had securely attached children.

The chart below shows a weak correlation of.341 since then.

Not exact matches

This correlation is weak for a number of reasons:

Depending on the films and sets of messages included in the analysis, the correlation might look stronger or weaker.

In fact, many of the studies NAMI references do show correlations, but describe them as «inconsistent» or «weak.»

For all the reasons listed above, the correlation between these two factors is actually very weak, as demonstrated by Tim Koller, Jack Murrin, and Thomas E. Copeland in Valuation: Measuring and Managing the Value of Companies (p. 80).

Increasingly since the start of 2017 the correlation between the FTSE and the pound has become weaker — the long FTSE, short pound trade is harder to make as the pound has steadied.

There was a weaker correlation between the ability to trade (daily trading volume, issue size and frequency of zero - trading days) and credit spreads for both investment - grade and high - yield markets.

This utter lack of correlation between taxes and competitiveness, however, did not stop Canadian business commentators from ascribing our weak performance to (what else?)

Mid-term products like VMAX are less susceptible to massive decay from contango relative to short - term products, but at the cost of especially weak correlation to the VIX.

Arguably, the weak correlation between testosterone and violence gives us reason to be optimistic about the human race: Whereas other animals battle over mates as a direct result of their seasonal fluctuations in testosterone and other hormones, humans have discovered other ways to establish pecking orders.

The results show that the correlation between climate change — i.e. the variation in temperature and precipitation between glacials and interglacials — and the loss of megafauna is weak, and can only be seen in one sub-region, namely Eurasia (Europe and Asia).

Qualitative focus group follow - up studies showed that acceptance is heavily conditioned by authority figures (teachers, TV personalities, religious figures) and the correlation between the students» understanding of evolution and their acceptance of it is weak.

A correlation between stellar lithium abundances and the presence of planetary systems had been suspected for years — our lithium - weak sun, for one, certainly fits the bill.

Length measured at 1 year also predicted life span, but the relationship was weaker, whereas at later time points (after 3, 4, 6, and 7 years) there was no correlation, the team reports online today in the Proceedings of the National Academy of Sciences.

Similar results were found with another index, the Mediterranean Diet Score; however, use of the Mediterranean Diet Scale yielded a weaker correlation.

More information: Kalina Paunovska et al, A direct comparison of in vitro and in vivo nucleic acid delivery mediated by hundreds of nanoparticles reveals a weak correlation., Nano Letters (2018).

In addition, a weak trend is suggested for a correlation of disc sizes and an anticorrelation of disc temperatures with the stellar age.

Average plateau rate of change is minus 0.01 degrees C / millennium (excludes MIS 7e) with weaker correlation coefficient of about 0.5.

However, as the researchers point out, «A previous study undertaken in the same Chadian area in a larger group of sixty rural participants did demonstrate a weak inverse correlation between B12 and homocysteine concentrations in the twenty subjects most severely protein depleted... It is therefore likely that the hyperhomocysteinemia status of some of our rural subjects in the present survey might have resulted from combined B12 and protein deficiencies.

Sapone et al. performed both zonulin and lactulose — mannitol testing and found only a very weak correlation between the results of the two assessments (correlation coefficient = 0.36)(13).

388 DIETARY REFERENCE INTAKES tive correlation between cereal fiber intake and risk of CHD, whereas the correlation was weak or nonexistent for fruit and vegetable fibers.

Of the four relevant correlations, only one was significant, providing only weak evidence of an associatioOf the four relevant correlations, only one was significant, providing only weak evidence of an associatioof an association.

It's true that the correlation for «Getting ready for [the state test] takes a lot of time in our class» is weaker (0.103) than other items, but it is still positive.

Understand that using the line of best fit to predict results outside the given data range is unreliable, as is using the line of best fit to predict results inside the data range if the correlation is weak.

Hi Mike G — Correlations of.2 describe very weak relationships.

The result is a weak negative correlation to demonstrate that those teams that use lots of long balls up the pitch, don't do particularly well in the Premier League.

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.

The correlations appear fairly weak, but this is due primarily to lack of reliability in essentially all measures.

Following up on my most recent post about whether «The Test Matters,» a colleague of mine from the University of Southern California (USC)-- Morgan Polikoff whom I also referenced on this blog this past summer as per a study he and Andrew Porter (University of Pennsylvania) released about the «Surprisingly Weak» Correlations among VAMs and Other Teacher Quality Indicators» — wrote me an email.

This position is most prominently espoused by Jay Greene, the head of the Department of Education Reform at the University of Arkansas, who has argued the evidence for a correlation between test scores and life prospects is weak, especially with regards to high - stakes testing.

However, the correlation (i.e., the strongest of the bunch) is still quite «weak» at an approximate r = 0.26, even though it is statistically significant.

Indeed this is true, although the correlations they observed, as aligned with what is increasingly becoming a saturated finding in the literature (see similar findings about the Marzano observational framework here; see similar findings from other studies here, here, and here; see also other studies as cited by authors of this study on p. 13 - 14 here), is that the magnitude and practical significance of these correlations are «very weak» (e.g., r =.18) to «moderate» (e.g., r =.45,.46, and.48).

The report, coauthored by FutureEd's Phyllis W. Jordan and Raegen Miller, reviews the research on absenteeism and its correlation to student performance and well - being: Less time in school results in «weaker reading skills, higher retention rates, and lagging development of the social skills needed to persist in school.»

When the MET researchers studied the separate and combined effects of teacher observations, value - added test scores, and student surveys, they found correlations so weak that no common attribute or characteristic of teacher - quality could be found.

Here, Audrey makes the point that a correlation of r = 0.28 is «weak.»

Even if a correlation is «statistically significant,» it is possible that the correlation is the result of bias, and that the relationship is so weak that it is not meaningful in practice, especially when the goal is to make high - stakes decisions about individual teachers.

In other words, a strong correlation noted in just one group of teachers (i.e., teachers scoring the lowest on their value - added and observational indicators in this case) can be relatively stronger than the «weak» correlation observed on average or overall.

At the end of the day r = 0.28 is still a «weak» correlation.

What this means in practice is that when correlations are this «weak,» it is reasonable to say statements about averages, for example, that «on average» as one variable increases the mean of the other variable increases, but it would not be prudent or wise to make predictions for individuals based on these data.

The rest of the group correlations are weak if not negative.

The data contradict both arguments, of course — there's no reliable tendency for active management performance to improve when correlations are low or when markets are weak.

While detailed research shows that stocks have a weak negative correlation with inflation, this relationship is not pervasive over place and time, and most researchers recognize the large amount of noise in the data.

The benefit of having specific sector funds in the portfolio is these sector funds don't always correlate with the broad market and the weak correlation usually provides diversity, which in the long run could improve the portfolio's overall return.

There was a weaker correlation between the ability to trade (daily trading volume, issue size and frequency of zero - trading days) and credit spreads for both investment - grade and high - yield markets.

Gold and (Brent) oil are not as oppositely related as many think but have a weak - moderately positive correlation of 0.32.

Some place the main blame on the strong U.S. dollar, but the historical correlation of gold to the U.S. dollar is relatively weak measuring only about -0.3 to -0.4.

It's a weak correlation at best, and breaks down after 1985, which is the general period of global warming of most interest.

The working hypothesis of the cosmic ray crowd is that the (weak) correlations between low clouds and cosmic rays are causal (i.e. a cosmic ray increase — due to a solar magnetic field weakening — causes low clouds to increase, cooling the planet).

Large changes in cosmic rays are documented in response to magnetic - field variations (the Laschamp event of about 40,000 years ago is especially prominent) with no corresponding change in climate, so any cosmic - ray influence on the climate must be very small (a weak correlation can be obscured by noise; a strong control is almost always visible «by eye,» and clearly is absent).