Cost Engineering

Class-5 Estimate Variance Attribution Engine calculator

Class-5 Estimate Variance Attribution Engine engineering calculator.

Quick Answer

Calculate Class-5 Estimate Variance Attribution Engine

Calculator

Percent attribution of driver variance to total variance (%)
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Result Interpretation

Class-5 Estimate Variance Attribution Engine calculator computes Percent attribution of driver variance to total variance in % using the defined engineering formula and the input values provided. Percent attribution of driver variance to total variance is expressed in %. No universal acceptance threshold is defined by this calculator.

Worked Example

Verified calculation

Given:

  • Variance attributed to specific cost driver = 16000000
  • Total estimated variance of Class-5 cost estimate = 80000000

Expected Result:

  • Percent attribution of driver variance to total variance = 20

Engineering Interpretation:

Under the given input conditions, the calculated result is: Percent attribution of driver variance to total variance = 20 %.

The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.

Formula / Method

percent attribution of driver variance to total variance = (variance attributed to specific cost driver / total estimated variance of class-5 cost estimate) * 100.0

Formula family: formula_cost_class_5_estimate_variance_attribution_engine

Variables

SymbolLabelRoleDescription
variance_driver Variance attributed to specific cost driver INPUT Variance attributed to specific cost driver
total_variance Total estimated variance of Class-5 cost estimate INPUT Total estimated variance of Class-5 cost estimate
result Percent attribution of driver variance to total variance OUTPUT Percent attribution of driver variance to total variance

Calculation Steps

  1. Enter the variance attributed to specific cost driver in USD^2.
  2. Enter the total estimated variance of class-5 cost estimate in USD^2.
  3. Step 1: Compute percent attribution of driver variance to total variance.
  4. Read the percent attribution of driver variance to total variance (%) from the results.

Engineering Summary

Calculate Class-5 Estimate Variance Attribution Engine

Frequently Asked Questions

What does this calculator calculate?

The Class-5 Estimate Variance Attribution Engine calculator estimates Percent attribution of driver variance to total variance based on the input parameters you provide

Why is variance attributed to specific cost driver important in this calculation?

variance attributed to specific cost driver is directly proportional to percent attribution of driver variance to total variance. When you enter variance attributed to specific cost driver in USD^2, the calculator uses it in the engineering formula to compute the output

How should I interpret the result percent attribution of driver variance to total variance?

The calculator outputs percent attribution of driver variance to total variance in %. The result is computed directly from the input values using the defined engineering formula

What units should I use for the inputs?

Enter each value in the units shown next to the input field: Variance attributed to specific cost driver (USD^2), Total estimated variance of Class-5 cost estimate (USD^2). Make sure all inputs use the specified units for consistent results

What assumptions does this calculator use?

This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment

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