variance

In particular, try to explain why the calculation of variance isn't just a matter of getting the average of all the individual variances.

The practical solution is often to enforce a style guide to limit the variances.

There was no significant regularity in the horizontal distribution of phosphorus species, but there existed obvious variances in contents.

The seamless process accommodates very heavy wall or high pressure applications but is expensive and tends to have concentricity variances.

Users will also be able to monitor G7 Neutral Print Density Curves and gray balances while tracking variances during the printing process.

The statistics of measured errors and variances are adopted as the criteria to determine the proper measuring ranges of these meters.

Variances Estimation of A Sequence Forecasted by An Autoregression Model .

The real reason these projects fail to meet stakeholder needs is that they are managed as if these variances do not exist.

Developers are encouraged to test applications on multiple devices to understand device-specific variances in performance.

Able to present current actual results and performance compared to forecast, with analytical and communication skills to explain variances.

By monitoring cost variances regularly , you can take steps to ensure that your project stays close to its budget .

When comparing the two variances, the cost variance takes stronger positions as the practice shows that it gives a more reliable value.

However, due to manufacturing variances, the frequency response of the FBAR devices may vary slightly across the wafer.

Variances For factory overhead are generally more difficult to understand than those for direct materials and direct labor.

By the end of the phase, roughly 80% of the project variances should be removed, and variances at the end of this phase should be near 20%.

the spectrum variances stop growing when the wind wave grow sufficiently.

The data used for calculating the variances is either periodic or cumulative.

This form of the residual takes into account that the residuals may have different variances, which can make it easier to detect outliers .

This paper has provided an interpretation of these variances by using economies of specialization and division of labor.

Presumably the variances are ignored because statistics is considered to be too theoretical to be of practical concern.

Plan the whole lifecycle in detail, tracking variances against the plan and updating the details as the project progresses.

Unbiased estimators are not necessarily consistent, but those whose variances shrink to zero as the sample size grows are consistent.

Overhead variances may be usefully considered as variable overhead variances and fixed overhead variances.

Both cost and effort are random variables whose variances will reduce over the lifecycle of the project.

In typography contrast can be altered through font choices, color variances, and size differential.

The properties of the estimators for inequality-constrained problems with known variances have been studied a lot.

Companies divide flexible budget variances for direct materials and direct labor into price and efficiency (quantity) variances.

Static budget variances are differences between actual results and corresponding amounts( revenues and expenses) in the static budget.

Review and analyze standard cost variances , identifying corrective action where appropriate .

Coordinate the monthly inventory cycle counting and annual stocktaking, analyze inventory variances.

The variances of in both waste composition and landfill operational conditions are controlling factors to the degradation rate.

And the relationship between constrained least square unmixed accuracy and within endmember variances was analyzed with simulation data.

Significant favorable variances may indicate opportunities for ongoing cost reductions that aid the achievement of goals.

Finally, the realistic meaning of persistence character of conditional variances in finance analysis is discussed.

Perform month-end close, prepare financial statements and reporting, analyze variances on a monthly basis.

While processing survey data, statistical methods like exploring factor analysis and one-way analysis of variances are adopted.

The plant variances are governed by somewhat factors depending upon whether the plant is owned or hired.

Quantifying labour shortages is extremely difficult given large variances by region, industry and skill level.

Please be aware that such variances in spread are not in FXCM's control, and are dependent upon market conditions.

Flexible budget variances are differences between actual results and flexible budget amounts.

In engineering, the use of control loops is common for managing systems that have high variances in their measurements.

Oversee all labor cost controls within budget limits and occupancy variances to maximize productivity.

The calculation formulas of total variance and freedom degrees are different when the variances are homogeneity or non-homogeneity.

However, in many practical problems the variances of random errors may be unknown.

Variances of an inch in height either way are permissible, though less desirable.

Monthly physical inventory counts and inventory variances analysis.

Averages, means, variances, and the like dissolve, so extreme have been recent events.

their variances are all the more deadly, as their ties are more closely woven.

Sales volume variances are differences between amounts in the flexible budget and amounts in the master budget.

provide a better understanding of the capacity variances during the period being evaluated.

Are variances in cycle time for each workstation and divergences among workstations analysed ?

But large variances from standard amounts raise question that deserves attention.

All a monitor does is record events reported to it, and save statistics about those events (averages, counts, variances, etc).

Monitor and control usage variances of labour and materials. Manage and maintain high WIP accuracy.

Variances to the architecture are documented and communicated.

of variances were violated and could not be corrected using data transformations.

Besides, a method for testing simulation results of means and variances in multi-state is also presented with very small sample.

So what factors contribute to these large variances in price for the same bottle of wine?

This stage is focused on removing roughly 80% of the remaining risk so that, at the end of the stage, variances should be around 4%.

APPLICATION OF STATISTICS. EFFICIENCY OF TEST RELATING TO MEANS AND VARIANCES.

The process of influencing the factors that create variances , and controlling changes to the project budget.

The budget variance analysis column can be set up on how you review the budget variances.

Variances are typically expressed in dollars and in sufficient detail to permit cost analysis and control.

Provide monthly tax reconciliation report and comments on any variances.

Variances caused by both price differences and quantity differences are assigned to the category of input price variances.

Office PerformancePoint Server 2007 also enables employees to monitor and act on performance variances.

The z-Test: Two Sample for Means analysis tool performs a two sample z-Test for means with known variances.

you can show variances by displaying progress lines , which visually represent the progress in your project.

Variances of direct material, direct labor, and factory overhead.

Audit price and quantity variances as per daily Receiving Variance Report.

Anti-pattern: Plan the whole lifecycle in detail, track variances against plan.

These significant variances were also observed between groups with higher and normal WHR but not with different BMI.

In addition to process variation, supply power operating temperature are also possible on-chip variances.

We analyze the statistical regularities of this kinds of filters and calculate the numerical features(means and variances ).

Compare planned cost variances to actual cost variances.

The depth variances of feature points affect the precision of inter frame motion estimation based on commonly used affine model.

Edge-fragment feature is very stable in detecting objects with large variances in color, texture and shape.

The "Real" option simulates your circuit accurately, but slower than the "Ideal" option, by accounting for all variances.

Using the metric tensor ? ? one may form components of other variances.

Are there any zoning variances pending ?

Common trouble indicators include variances from expected values or negative trends such as increasing defects.

Then it decomposes tracking error variances of sample index funds in order to analyze their risk levels and structures.

If variances are not known , the worksheet function ZTEST should be used instead.

Some variances are caused by factors that managers cannot control.

At the same time, some variances existed in the individual anxiety level among children left in rural areas.

In order to reduce the variances of the estimates, the adaptive compensation algorithm based on the low-pass filter is proposed.

Analyze performance data in order to identify business plan variances.

Secondly, the numerical characteristics such as mathematical expections, variances and covariances are obtained.

Objective To study the corresponding variances of facial soft tissue under different vertical dimensions(VDs).

Comparison of Two Variances in the Long Time Frequency Stability Measurement of Rb Atomic Frequency Standard

the genetic basis and its application al significance of the individual variances in nutritional requirement;

The contribution of the land surface energy balance complexity to differences in means, variances and extremes using the AMIP-II methodology

Temporal-Spatial Variances of Holocene Precipitation at the Marginal Area of the East Asian Monsoon Influences from Pollen Evidence

Relationship Between the Precision of Estimated Sampling Variances and the Number of Samples

Scaling Variances of Scalars in a Convective Boundary Layer Under Different Entrainment Regimes

This method of manufacturing is characterized by the difficulty of planning and controlling quantity and quality yield variances

Some Notes about Spectral Decomposition Estimation of Parameter in Linear Mixed Models with Heteroscedastic Variances

Statistical interpretation of data--Techniques of estimation and tests relating to means and variances of normal distributions

Statistical interpretation of data; tests and confidence intervals relating to expectations and variances

Analysis of Equity Investment Variances and its Accounting Treatment

going with the growth of the wind wave, the spectrum variances are growing more and more slowly;

Preparing monthly management accounts including narrative report or budget variances

The Researches on Coinstantaneous Testing the Hypothesis about Means and Variances on Two Normal Population

Statistical interpretation of data; Techniques of estimation and tests relating to means and variances

Class A and Class B exhibit great variances in Interest and Attitude while those in Effort and Learning Goal are not observable;

Provide analysis of monthly actual financial results after closure of accounts to explain variances

Variances of Lycopene Contents in Different Tomato Varieties with Fruit Development

analysis of variation, spending and efficiency variances for variable and fixed overhead

Significance test of equality of the two population variances(one-sided)

Significance test of equality of the population variances and the standard (two-sided)

Space-Time Dependent Variances of Ammonia and Phosphorus Flux on Sediment Water Interface in Lake Taihu

analysis of variation, price and efficiency variances for direct material inputs

Characteristics of manpower asset and variances of enterprise system

The Measurement on High-order Photon Number and its Variances

Research on the Variances of Characteristics of Soil by Typical Constructions

Improvement of Local Variances-based Algorithm for Fast Fractal Image Coding

Effect of Demographic Variances on Agenda-Setting Sensibility: A Positive Study

Data collection and analysis, along with tracking and notifications of variances

Show the causes of variances and the reasons certain corrective actions were selected

Expected Values and Variances of the OLS estimators OLS

Ignificance test of equality of the two population variances(two-sided)

A study on variances analysis model of budget oriented toward strategy

On the Estimation of Variances for Multi-Sensor Measurement

Mechanism of bio-energetics in control of fish growth variances

Because of the nature of the product a testing variances, the method for determining product compliance should be outlined

The Research on Capital Asset Pricing Model Based on Persistence of Conditional Variances in High-frequency Data

Effects of Rich Phosphate and Oil Pollutant on the Variances in Chlorophyll-a in Mesocosm Ecosystem

Disposition of standard cost variances

Monitor cost performance to detect variances from the plan

to get their expected returns, their variances,

Table 2. Expected frequencies and variances from running the wrapper script

A New Method of Homogeneity Test with Monotonic Variances

Table 5. Expected frequencies and variances from running beer_repoll_analysis. php

Analysis of Variances;

analysis of variation, mix and yiels variances

Analysis of Budget Variances Based on Strategy: Model and Case Study

Monitor project management processes such as cost or schedule variances