Sentences with phrase «number by the standard deviation»

Not exact matches

If we take a look at the numbers another way, by price to sales, the average 2017 forward ratio is around 5.95 with a standard deviation of around 3.5.

These upper and lower bands are set above and below the moving average by a certain number of standard deviations of price, thus incorporating volatility.

Haldanes were calculated as h =[ (ln (x2) / sln x2) − (ln (x1) / sln x2)-RSB- / g, where ln (x1) and ln (x2) are the ln - transformed sample means of head length at the beginning and the end of the study period, respectively, sln x1 and sln x2 are the pooled standard deviations of ln (x1) and ln (x2), respectively, and g is the number of generations between the beginning and the end of the study period (years divided by generation length).

«For every one percent of a public school's students who leave for a charter,» concludes Mr. Winters, «reading proficiency among those who remain increases by about 0.02 standard deviations, a small but not insignificant number, in view of the widely held suspicion that the impact on local public schools... would be negative.»

If you believe as we do that risk can not be adequately explained by a single number such as standard deviation of return, but is rather the potential for the respective portfolios to face future capital impairment, it becomes important to compare the fundamental character of the manager's portfolio to that of the benchmark.

* To arrive at that number, I simply divided the monthly standard deviation for the 70/30 portfolio by the standard deviation for the 100 % stock portfolio.

The calculated performance number can be volatility adjusted, in which case the model adjusts the asset return performance by calculating the average daily return over the timing period divided by the standard deviation of daily total returns over the volatility window period.

To show a relationship between excess return and risk, this number is then divided by the standard deviation of the portfolio's annualized excess returns.

The calculations display a number that represents how much the active manager's returns exceeded its proper passive benchmark, adjusted for risk (measured by standard deviation).

But the SEM is standard deviation of the results divided by the number of measurements... so your individual errors are indeed accounted for, whether they are random or are from other sources.

As a test of whether 1.5 mK is significant, one could ask what standard deviation can be achieved by replacing the three AGW parameters by seven new shape parameters (in addition to the three I used, thereby bringing the total number of shape parameters to ten).

In Scott's method, the bin width wk is given by 3.49 × σ / m1 / 3, where σ and m, respectively indicate the standard deviation of ΔS and number of random observations (Scott 1979).

Averaging more years reduces the standard deviation by the square root of the number of years, so by the time you average ten years the standard deviation for a decade is down to 0.03 degrees.

In the absence of serial correlation the standard deviation of this trend estimate is the standard deviation of the period - to - period changes in temperature divided by the square root of the number of periods in the interval.

Given»n' measurements and a measurement error with a standard deviation of»S», the uncertainty scales with the number of measures by:

The data curves were obtained by binning the local anomalies divided by local standard deviation into intervals of 0.05 (i.e., by counting the number of grid boxes having a ratio within each successive 0.05 interval).