In general, of course, we want
large effect sizes in our practice, and we want clinically meaningful effects.
CONCLUSIONS:
The large effect sizes in this study show that this 12 - week culturally tailored parenting support program was associated with short - term improvements in children's behavior.
My advice to any teacher, department or school seeking to improve student achievement is to start with feedback, that thing which we know has the largest or near
largest effect size in respect of student learning.
Sue Johnson, Ed.D. is the developer of the model of couple therapy that obtains
the largest effect size in the couple therapy field.
Not exact matches
For example, Warshay worked with a pair of entrepreneurs who spent time
in the prenatal vitamin section at Whole Foods, where they discovered women didn't like the
large size of vitamin pills and potential side
effects of nausea and constipation.
Soon after its discovery
in 1981, the
size effect reversed for the balance of the century
in most countries, with smaller stocks underperforming
large ones.
«On the floor
in room corners,
Large size Brilliant Pebbles reduces comb filter
effects caused by very high sound pressure levels that develop
in the corners when music is playing — as much as 3 or 4 times higher than the average sound pressure level
in the room!!
However, individual studies have been modest
in size and lacking
in statistical power to exclude even quite
large effects on diabetes risk.
And the
effects of federal nationwide cuts are even worse
in New York City, Mr. de Blasio said, because of NYCHA's
large size and aging buildings.
Once again, autistic children received more structural variants from their fathers but not mothers — though the
size of the
effect wasn't quite as
large in this second sample.
The earbud covers also come
in small, medium, and
large sizes to produce an effective noise canceling
effect.
The simulations suggested that the indirect
effects of increased CO2 on net primary productivity (how much carbon dioxide vegetation takes
in during photosynthesis minus how much carbon dioxide the plants release during respiration) are
large and variable, ranging from less than 10 per cent to more than 100 per cent of the
size of direct
effects.
«
In addition, we found that sexual selection favored males that were bigger and moved over
larger areas, though the
effect of body
size can not be disentangled from last - male precedence.»
The valuable cooling
effects of
large urban green spaces has been established; now scientists from Forest Research, the research agency of the Forestry Commission, have studied small and medium
sized parks
in London to determine the optimum
size, distribution and composition of urban green spaces needed to achieve urban cooling.
A number of studies have used quantum dots to produce the similar
effects but because the dots are much
larger and not uniform
in size, due to the nature of their synthesis, the results have not been reproducible — not every device made with quantum dots behaved the same way.
And the results of the P - curves suggested that about 95 percent of the recent studies and those from a decade earlier had a
large enough
effect size, or the
size of the difference
in the
effect being studied.
While the researchers stress that no current or planned wind farm approaches the
size or concentration that would cause the slowdown
effect, their results suggest the phenomenon tied to
large wind farms needs to be accounted for
in future planning of wind energy.
With its
large sample
size, this study had the power to find copy number variants with
large effects that occur
in more than 0.1 percent of schizophrenia cases.
The list of accomplishments is far too
large to fit within one article, but they include: the first search for extraterrestrial intelligence; creation of the Drake equation; discovery of flat galactic rotation curves; first pulsar discovered
in a supernova remnant; first organic polyatomic molecule detected
in interstellar space; black hole detected at the center of the Milky Way; determination of the Tully - Fisher relationship; detection of the first interstellar anion; measurement of the most massive neutron star known; first high angular resolution image of the Sunyaev - Zel» Dovich
Effect; discovery of only known millisecond pulsar
in a stellar triple system; discovery of pebble -
sized proto - planets
in Orion, and the first detection of a chiral molecule
in space.
The CDR potential and possible environmental side
effects are estimated for various COA deployment scenarios, assuming olivine as the alkalinity source
in ice ‐ free coastal waters (about 8.6 % of the global ocean's surface area), with dissolution rates being a function of grain
size, ambient seawater temperature, and pH. Our results indicate that for a
large ‐ enough olivine deployment of small ‐ enough grain
sizes (10 µm), atmospheric CO2 could be reduced by more than 800 GtC by the year 2100.
We were not able to detect beneficial
effects of rapamycin on aortic degeneration
in our mouse cohorts (Supplemental Figure 5 and Supplemental Table 5), although
larger sample
sizes may be required to detect possible
effects of rapamycin on aortic degeneration.
Lastly, while our sample
sizes are
large overall, we had limited power to examine the potential
effect of rice consumption on certain cancer sites with relatively low incidence
in the US.»
Many customers like to
size up
in silk because it has such beautiful drape and movement; for example, I love to wear my Florence Pant
in Silk Crepe a
size larger than normal for a palazzo -
effect.
Square pillows come
in different
sizes ranging from 18 inches to 24 inches, so you can stack smaller pillows on top of
larger ones to create the
effect you want.
For example, a quasi-experimental study by the Educational Testing Service found that teachers with a high level of engagement
in a
large - scale mentoring program (California Formative Assessment and Support System for Teachers) improved both teaching practices and student achievement, producing an
effect size equivalent to half a year's growth (Thompson, Goe, Paek, and Ponte, 2004).
The
size of this estimated
effect is similar to the
effect of a
larger black population, about 2 percent greater enrollment
in charter schools accompanying a one - standard - deviation increase
in the fraction of college - educated adults
in the state.
Further bolstering support for this third theory, the
largest effect sizes we uncover demonstrate perceived differences
in instructional techniques that are associated with teacher / student demographic similarity.
In an additional five school systems, we can rule out the possibility of
large class -
size effects: French Belgium, the Czech Republic, Korea, Romania, and Spain.
In four of the countries, Australia, Hong Kong, Scotland, and the United States, the standard error of the estimated effects of class size was extremely large, indicating that little confidence should be placed in the result
In four of the countries, Australia, Hong Kong, Scotland, and the United States, the standard error of the estimated
effects of class
size was extremely
large, indicating that little confidence should be placed
in the result
in the results.
Alternatively, considering the small classroom
size and strict environment at West Point, the negative
effects of technology could be
larger in more standard college settings.
In 11 of the 18 nations, the estimate of the effects of class size were positive and statistically significant, suggesting that students in larger classes perform significantly better than students in smaller classe
In 11 of the 18 nations, the estimate of the
effects of class
size were positive and statistically significant, suggesting that students
in larger classes perform significantly better than students in smaller classe
in larger classes perform significantly better than students
in smaller classe
in smaller classes.
This is greater than the two - point gain we found
in Iceland and Greece, but it is within the standard error of these estimates, suggesting that the actual
effect of reducing class
size in Iceland and Greece could be as
large as Krueger found
in the United States.
However, there is no clear pattern
in countries» average class
sizes that distinguishes the two countries where substantial class -
size effects exist from either the six countries where we ruled out any noteworthy class -
size effects or from the five countries where we ruled out at least
large class -
size effects.
Overall, results showed a slight advantage of grouping as compared to non-grouping
in promoting student learning, with
large variability
in the
effect sizes.
The magnitude of these benefits is
larger than typically seen (
effect sizes in the 0.3 to 0.6 range) for longitudinal outcomes of interventions restricted to preschoolers.
And of course my use of a class -
size effect on the
larger end and a days -
in - school
effect on the smaller end means that the total
effects may well be
larger than my conservative estimates suggest.
While it is true that if you look at the research on all of the various types of strategies that we know can be used
in the classroom, there will be some that,
in general, have a
larger — the technical term is «
effect size» — than others.
Egalite found, «The competitive threat of the LSP ranges from negligible to modestly positive
in the public schools exposed to the threat of competition, with
effect sizes growing
in magnitude as the competitive threat looms
larger.»
The
size of this
effect is
larger in some studies than
in others, and,
in some cases, additional funding appears to matter more for some students than for others —
in particular students from low - income families who have access to fewer resources outside of school.
«
In some cases, these charter schools have quite large effects, such that attending one for three years produce test - score gains that are equivalent to the size of the U.S. black - white achievement gap,» said Sarah Cohodes, an assistant professor of education and public policy at Columbia University in a publication from Princeton University and the Brookings Institut
In some cases, these charter schools have quite
large effects, such that attending one for three years produce test - score gains that are equivalent to the
size of the U.S. black - white achievement gap,» said Sarah Cohodes, an assistant professor of education and public policy at Columbia University
in a publication from Princeton University and the Brookings Institut
in a publication from Princeton University and the Brookings Institute.
In this research assessment, Achieve3000 was shown to have the
largest effect size at the middle and high school levels.
Based on scores
in nationally standardized tests (fourth grade reading and math and eighth grade reading and math), greater union membership of educators tends to have a positive impact on student test scores while
larger class
sizes tend to have a negative
effect.
By the end of fifth grade
in France, the relative benefit to disadvantaged pupils who start at the amazingly early age of 2 rather than 4 is over one - half of a standard deviation, quite a
large effect size.
«Schools that adopt an intensive «No Excuses» attitude towards students are correlated with
large gains
in academic performance, with traditional inputs like class
size playing no role
in explaining charter school
effects,» researchers write.
This is most apparent
in the
large effect sizes for Text Reading Level (d = 2.02), the Ohio Word test (d = 1.38), Concepts About Print (d = 1.10), Writing Vocabulary (d = 0.90), Hearing and Recording Sounds
in Words (d = 1.06), and the Slosson Oral Reading Test - Revised (d = 0.94).
It's better to have data about a program's
effects presented as an
effect size, which helps us decide whether the program's
effect, despite all the complications
in the study's design, is potentially
large enough to be worth pursuing
in terms of time, money, and personnel costs.
Six of them, Reading Recovery, Success for All, Sound Partners (1 - 1 tutoring by paraprofessionals), Lindamood (small group tutoring by teachers), Targeted Reading Intervention (1 - 1 tutoring by teachers), and Empower Reading (small group tutoring by teachers) all have
large effect sizes from randomized experiments and have been proven
in from two to 28 studies.
Effect sizes tended to be
larger in schools where students had lower average reading performance overall.
In line with the earlier literature, we find that schools that adopt an intensive «No Excuses» attitude towards students are correlated with large gains in academic performance, with traditional inputs like class size playing no role in explaining charter school effect
In line with the earlier literature, we find that schools that adopt an intensive «No Excuses» attitude towards students are correlated with
large gains
in academic performance, with traditional inputs like class size playing no role in explaining charter school effect
in academic performance, with traditional inputs like class
size playing no role
in explaining charter school effect
in explaining charter school
effects.
Taken together the various teacher credentials exhibit quite
large effects on math achievement, whether compared to the
effects of changes
in class
size or to the socio - economics characteristics of students.