Sentences with phrase «number of observations»

We expect to have an increasing of number of observations over the next few years and to get valuable data both from bigger and smaller telescopes.

They should be created after a substantial number of observations that allow a school leader to see the entire picture of what a teacher is doing in their classroom.

Naturally, sample size is crucial because skill only surfaces with a large number of observations.

With regard to the sample size required for valid application of this modeling approach, we are hesitant to speak of sufficient sample sizes, since a large number of observations with little score variation over time (as in our second empirical application) does not necessarily provide richer information than a smaller sample with more fluctuations.

With only a small number of observations as in the Addendum Figure, division of each distribution into halves and quarters is only approximate.

9Because of the unbalanced nature of the data being analyzed (i.e., unequal numbers of observations for the different levels of the classification variables), the General Linear Models procedure in the Statistical Analysis System was used to perform the analyses.

Hence, a relatively small number of observations from Australia can contribute to the construction of a meaningful hemispheric or global average.

In one test the authors compared the Price / Earnings ratio of the market to its 15 - year moving average (a «moving» average moves by adding the most recent number and dropping the oldest - you simply add up the values over some number of periods and divide by the total number of observations).

«Our synthesis of data from a large number of observation points across the globe is unique and serves an important need.»

«I still think it is a good piece of work, puts a limited number of observations in a solid context, does not overinterpret, and does not say this was caused by climate change.»

In addition to the views of the public as a whole, in this year's survey special attention is paid to Hispanics, African Americans, parents, and teachers, all of whom were oversampled in order to obtain a sufficient number of observations.

• Requires that the subjective portion of teacher reviews be based on a framework detailing 22 aspects of teaching and prescribes a minimum number of observations of each teacher; and

The impacts of CO2 on radiative transfer have been studied since the 1860s, and modern spectroscopic databases date to Air Force calculations for heat seeking missiles in the 1950s and have been validated by an enormous number of observations, both in situ and via remote sensing.

The remaining lines in the top panel of the figure describe the shape of this distribution by plotting its median (i.e. the point that divides the distribution into an equal number of observations, such that 500 are above and another 500 below that point), its 25th percentile or quartile (labelled Q25, referring to the point that has 250 budgets below it and the remaining 750 above), and finally its minimum.

Further adjustments are made to monthly SST anomalies for the varying numbers of observations in each 5 ° box because when observations are few, random errors tend to increase the variance of the monthly mean.

First, the statistical test of reliability depends on the «independent number of observation» as discussed in JP08, but that number was assumed rather than calculated in the previous work.

We were able to secure a sizable number of observations (2455 in total), for SET (1857) and No - SET (598), distributed across years.

Finally T - Statistics is calculated considering average alpha, slandered deviation of alpha and number of data points using the formula (Average Alpha x Square Root of Number of observations) / Slandered Deviation of Alpha.

It presents the mean, standard deviation, number of observations for each measure, and Wald - test results for gender differences.

«Our synthesis of data from a large number of observation points across the globe is unique and serves an important need.»

# 57, RE small numbers, I'm no climate scientist, but I do know statisticians have methods, such as Chi - square and log - linear analysis (based on odds ratios), that are quite successful on data sets with small numbers of observations.

The number of observations supporting evolution is overwhelming.

A number of observations are called for at this juncture.

As the number of observations increases, so does the risk of false positives (type I errors).

I seek in the following commentary to offer a number of observations that would probably throw some light on the muck and confusion running riot out there on the matter.

George lists a number of observations purportedly supporting multiverse theories that are dubious at best, like evidence that certain constants of nature aren't really constant, evidence in the cosmic microwave background radiation of collisions with other universes or strangely connected space, etc..

«While in this case the authors used two different instruments in series, one for visible light spectroscopy and one for near - infrared imaging, LBTO will soon offer a pair of instruments that can be used simultaneously, effectively doubling the number of observations possible in clear skies and ultimately creating even more exciting science.»

For a given n (the number of observations) 10,000 simulations were run and the Chi - square goodness of fit test and regression coefficient (Genotype (Postn − / −)-RRB- was calculated for each simulated data set.

Since the 1990s, the number of observations has increased and skyrocketed for the 2010s, since we still have half a decade left to go!

This is one of the top priority issues in modern astronomy and an increasing number of observations have been conducted to explore the planet forming region around young stars.