Sentences with phrase «measured by the fraction»

The authors also reported a reduction in teenage parenthood and increases in neighborhood socioeconomic status (as measured by the fraction of neighbors with a college education) and savings (as indicated by having a 401k retirement account).

(middle) Coupling as measured by the fraction of consistently increasing or decreasing mode time series as described in the text.

Not exact matches

It is by no means clear that this method measures either the unmet demand for modern contraceptives, or the fraction of the female population exposed to unwanted pregnancy.

Their method of computing «unmet need» is, typically, to measure by sample questionnaire the fraction of married women in various societies who say they are not using modern means of contraception and also say that they want no more children, or that they wish to delay the birth of their next child.

you can scale weights down by any fraction, but you can't scale a teaspoon into 1 / 6ths, or you can't really accurately measure 2 / 7s of a cup

In the field's gold - standard experiment, researchers measure the ratio of the two fractions by placing a sample in a cylindrical metal container suspended by a wire.

Chan points out that even when Reppy and Rittner replicated the 2004 experiment, they were reporting supersolid fractions of 20 percent — 20 times greater than the 1 - 2 percent measured by other groups.

Radiocarbon dating works by measuring how much the fraction of carbon - 14 versus non-radioactive carbon in an object has changed and therefore how long the object has been around.

It also estimates the total loss by measuring the fraction of heavier isotopes of certain atoms versus their lighter counterparts.

By measuring POC in the different sinking fractions for each water sample, the team determined that median slow - sinking POC concentrations were 75 times higher than median fast - sinking POC concentrations.

Aβ1 - 40 and Aβ1 - 42 levels were measured by ELISA in control AD animals (black bars) and AD animals fed J147 (grey bars) in the insoluble (100,000 xg pellet)(A) and RIPA soluble fractions (B and C).

We measured the fraction of cortex and hippocampus occupied by dense - core plaques, visualized by staining with Thioflavin S, in mice from young adulthood through advanced age.

Recovery and outcomes were assessed in several ways: MACE (major adverse cardiac events, ranging from hospitalization for chest pain to death), ejection fraction, measured by magnetic resonance imaging, and perfusion or blood flow in the heart, measured by SPECT imaging.

Empirical data for the CO2 «airborne fraction», the ratio of observed atmospheric CO2 increase divided by fossil fuel CO2 emissions, show that almost half of the emissions is being taken up by surface (terrestrial and ocean) carbon reservoirs [187], despite a substantial but poorly measured contribution of anthropogenic land use (deforestation and agriculture) to airborne CO2 [179], [216].

The phenolic - rich extract contained 287.0 + / -9.7 mg / g anthocyanins, while the anthocyanin - enriched fraction contained 595 + / -20.0 mg / g (cyanidin -3-glucoside equivalents), as measured by HPLC and pH differential analysis methods.

Very - low - density lipoproteins (VLDLs)(density, less than 1.006 g per milliliter) were removed by ultracentrifugation, and cholesterol was measured in the VLDL fraction and the infranatant.

Inquiry based math offers collaborative learning and hands on inquiry requiring the children to solve problems, think critically and apply their knowledge of measure and scale, area, fractions, ratio tables and word problems with the four operations as they explore the journey made by the Pilgrims on board the Mayflower ship.

Their peers» average test scores are about 0.15 standard deviations higher, and the new schools have higher - quality teachers, measured in terms of the fraction of teachers with less than three years» experience, the fraction that are new to the school that year, the percentage of teachers with an advanced degree, and the share of teachers who attended a «highly competitive» college as defined by the Barron's rankings.

We measured expansion of charters across districts: first, by whether the district had at least one operating charter school in the 2003 — 04 school year and, second, by the fraction of public school students enrolled in charter schools during the 2003 — 04 school year.

compare and order unit fractions, and fractions with the same denominators Pupils connect tenths to place value, decimal measures and to division by 10.

PRODUCT PERKS Explore numbers, patterns, measurement, grouping, and more with this set of colorful tiles Tiles can supplement lessons in counting, addition, subraction, grouping, pattern matching, and more Four vibrant colors (red, blue, yellow, and green) Soft, durable, and quiet foam material WHAT TO TEACH Sorting - Sort the Color Tiles into unique groups Patterns - Create patterns using Color Tiles One More and One Less - Comparing numbers 1 through 10 Number Sense - Exploring the numbers 0 through 10 Make Ten - Increasing number sense by investigating the combination of Color Tiles needed to make a train of 10 tiles Addition - Developing the concept of addition Measuring - Take common objects for size comparison and estimate which object is longer Fractions - Introduce fractions Probability - Investigate probability Logical Thinking - Exploring problem solving and spatial reasoning RESOURCES Learning About... Color Tiles INCLUDES 400 Foam Color Tiles 1 Storage Fractions - Introduce fractions Probability - Investigate probability Logical Thinking - Exploring problem solving and spatial reasoning RESOURCES Learning About... Color Tiles INCLUDES 400 Foam Color Tiles 1 Storage fractions Probability - Investigate probability Logical Thinking - Exploring problem solving and spatial reasoning RESOURCES Learning About... Color Tiles INCLUDES 400 Foam Color Tiles 1 Storage container

INCLUDES 1 Hands - On Standards Math Teacher Resource Guide Grade 3 with 40 lessons TOPICS Operations and Algebraic Thinking Multiplying with arrays Multiplying by five Exploring multiplication and division Commutative property of multiplication Associative property of addition Distributive property Number and Operations in Base Ten Estimating the sum or difference Adding and subtracting Multiply by ten Multiplying with multiples of ten Number and Operations - Fractions Identify and write fractions Fractions and equivalent fractions on a number line Proper fractions on a number line Model equivalent fractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter SampFractions Identify and write fractions Fractions and equivalent fractions on a number line Proper fractions on a number line Model equivalent fractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sampfractions Fractions and equivalent fractions on a number line Proper fractions on a number line Model equivalent fractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter SampFractions and equivalent fractions on a number line Proper fractions on a number line Model equivalent fractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sampfractions on a number line Proper fractions on a number line Model equivalent fractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sampfractions on a number line Model equivalent fractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sampfractions Whole numbers as fractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sampfractions Comparing fractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sampfractions Measurement and Data Telling time and elapsed time Add intervals of time Finding times after and before Measure weight Pictographs and bar graphs Finding area of squares, rectangles, and irregular figures Building and exploring perimeter Geometry Categorizing and partitioning shapes Resources Building Perimeter Sample Lesson

This statistic measures model performance by plotting the sensitivity values — the true positive fraction of test points — against 1 - specificity — the false - positive fraction for all available probability thresholds [53].

HadCRUT3 is like an instrument for measuring the force applied by the power - assisted steering directly to the front wheels: you can't infer just from that the force needed at the steering wheel, which is a mere fraction of what's needed when the vacuum fails.

Empirical data for the CO2 «airborne fraction», the ratio of observed atmospheric CO2 increase divided by fossil fuel CO2 emissions, show that almost half of the emissions is being taken up by surface (terrestrial and ocean) carbon reservoirs [187], despite a substantial but poorly measured contribution of anthropogenic land use (deforestation and agriculture) to airborne CO2 [179], [216].

The only thing that prevents me from thinking that it is all is sea level as measured by tide gauges, but recent evidence that a significant fraction of SLR may be caused by subsidence that we are only just barely beginning to measure with universal GPS access is making me wonder even about that.

The EF methodology measures carbon footprint by calculating the hypothetical forest area needed to absorb all industrial carbon emissions, after discounting the fraction absorbed by oceans.

The measure used by TCP is perfectly reasonable, if you understand the nature of scientific publication, and are aware that attribution studies are only a small fraction of the papers publiched on climate change.

The anthropogenic fraction is then used to evaluate the additional warming by analysis of its spectral contribution to the outgoing long - wavelength radiation (OLR) measured by infrared spectrometers embarked in satellites looking down.

shows that natural VOC induced aerosols above the boundary layer are mostly of natural origin (7:1), and comprise a 2:1 up to > 10:1 amount, compared to SOx (SO2 + sulfate) aerosols in the 0.5 - 10 km free troposphere, or 10 % of the total aerosol optical depth measured by satellites... Add to that the effect below the boundary layer and the effect of other natural aerosols (natural fires, sea salt, sand dust, DMS, NOx), good for some 38 % of the < 1 micron fraction of total aerosols (according to IPCC estimates)...

We don't know how big a fraction of our emissions is absorbed by the land, since we have not measured the increase or decrease of the biomass.