Sentences with phrase «estimated their distribution across»

Rather than genotype every last fig on the island to find the fathers, the researchers tallied the number of different fathers and estimated their distribution across the island, based on the known fig census.

Not exact matches

We also estimated relative indices of inequality (RII) and slope indices of inequality (SII) as summary measures of relative and absolute inequalities of breastfeeding outcomes, respectively, across the entire distribution of maternal education.24 For child IQ, linear regression analyses using GEEs were performed to estimate mean IQ differences in lower maternal education from the reference category in each intervention group and compared between the groups.

By linking their database of environmental impacts to the individual, self - reported diets in the National Health and Nutrition Examination Survey, the U-M and Tulane researchers were able to estimate the distribution of diet - related impacts across the entire U.S. population on a given day.

EPRI estimates that testing and installation across the entire U.S. transmission and distribution system could run $ 13 billion a year for 10 years — 65 percent more than the industry is currently investing annually.

(A) Genome - wide distribution of heterozygosity estimates for genomic tracks, calculated as the logarithm of the Watterson estimators, averaged across the track and weighted by its length.

We will estimate the effect of the retesting policy on all students across the distribution of achievement, not just the effect on the students who are retested.

Looking at the top of the distribution (90th percentile), we also find negative effects across all grades, but the estimates are generally not significant.

Using quantile regression we estimate the gender gap across the entire wage distribution.

But perhaps this problem has never been stated as starkly as in a recent paper examining the distribution of teacher quality in Washington state: «We demonstrate that in elementary, middle school, and high school classrooms (both math and reading), every measure of teacher quality — experience, licensure exam score, and value - added estimates of effectiveness — is inequitably distributed across every indicator of student disadvantage — free / reduced lunch status, underrepresented minority, and low prior academic performance.»

Although the precise duration that an animal spent in a particular disease stage could not be determined based on the voluntarily nature of the examinations and the widespread distribution of the study population across several continents, repeated examinations were used to provide a rough estimate of disease progression.

[13] Of course, although averages across standard deviations are not standard deviations themselves, they enable us to quantify the uncertainty associated with the five probability distributions used to estimate the SCC.

[19] Tables 5 — 8 show estimates of the average SCC as well as the average standard deviation across all five scenarios for two more recent choices of ECS distributions compared to the outdated Roe — Baker distribution used by the IWG.

The estimate, which excludes logistics and distribution centers, would be about the size of Amazon.com Inc.'s Seattle headquarters, which houses about 40,000 workers across multiple buildings.