Service Quote to Reference Value Screen

Compare a service quote with a caller-defined reference value and explicit percentage ceiling; no universal service-cost-to-value heuristic is applied.

Description

A service quote can be expressed as a percentage of a reference value to support a caller’s budget comparison.

A service quote can be expressed as a percentage of a reference value to support a caller’s budget comparison. Its margin is in percentage points.1

Compare a service quote with a caller-defined reference value and explicit percentage ceiling; no universal service-cost-to-value heuristic is applied.

When to use Service Quote to Reference Value Screen

Use this tool to compare a service quote with a caller-defined reference value and explicit percentage ceiling; no universal service-cost-to-value heuristic is applied.

Choose a supported lookup focus or prepare the measured values, documented evidence and caller-selected limits requested. Use the exact field names and confirm their units or date format.

How to use Service Quote to Reference Value Screen and understand its results

  1. Choose a supported lookup focus or prepare the measured values, documented evidence and caller-selected limits requested. Use the exact field names and confirm their units or date format.
  2. Enter maximumAllowedPercentOfReferenceValue, quotedServiceCost, referenceValue using the field table and calculation rules, then run the tool.
  3. Read costPercentOfReferenceValue, percentagePointHeadroom, withinCallerPercentage. The explanation below defines the units, signs, ordering and any flags or placeholder values.
  4. If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.
Input fieldMeaningValue type; see rules belowRequirement
maximumAllowedPercentOfReferenceValueMaximum allowed service-cost percentage (%)number; minimum: 0Required
quotedServiceCostQuoted service costnumber; minimum: 0Required
referenceValueCaller-defined reference valuenumber; minimum: 0Required

Enter nonnegative quote/maximum percentage and strictly positive reference value on the same currency basis. Return percentage, signed headroom and inclusive cost≤maximum flag. The percentage maximum may exceed 100.

cost%=100quote/reference; headroom=maximum−cost%

Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.

Output fieldMeaningValue type
costPercentOfReferenceValueService cost as percent of reference value (%)number; minimum: 0
percentagePointHeadroomPercentage-point headroom (percentage point)number
withinCallerPercentageWithin caller percentageboolean
json
{
  "input": {
    "maximumAllowedPercentOfReferenceValue": 25,
    "quotedServiceCost": 1200,
    "referenceValue": 5000
  },
  "output": {
    "costPercentOfReferenceValue": 24,
    "percentagePointHeadroom": 1,
    "withinCallerPercentage": true
  }
}

Limitations and assumptions

No market appraisal, service quality, scope, return on investment or repair recommendation is supplied.

Numeric inputs must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors. A successfully returned false flag is an evaluated outcome; its meaning is explained above.

Alternative or Complementary methods

Use Vintage Service Schedule Budget Planner: Plan service timing and budget from a caller-specified interval and quote; no universal vintage overhaul interval is asserted. For a complementary task, use Watch Appraisal Age Threshold Screen: Screen an appraisal's age against an explicit policy limit; no universal insurance update interval is assumed.

References

  1. Service Quote to Reference Value Screen — tool.io

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