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Education

Solve the score a remaining capacity component must reach before a plan meets its target

Use a transparent weighted rubric for space, staffing, and schedule access. The calculator tells you whether the unscored component can realistically close the target gap.

CAPACITY TARGET SCORE

Solve the score a remaining capacity component must reach before a plan meets its target

Use a transparent weighted rubric for space, staffing, and schedule access. The calculator tells you whether the unscored component can realistically close the target gap.

Known score contribution-
Required remaining score-
Maximum possible final score-
Target feasibility-
Target status-

LIVE CAPACITY / SCORE VISUAL

Read the current value beside the exact ledger

Use a transparent weighted rubric for space, staffing, and schedule access. The calculator tells you whether the unscored component can realistically close the target gap. The visual updates from the same validated calculation record; it is an interpretation aid, not a policy or compliance ruling.

Current inputs will populate the chart after validation.
A school planning team balances three measured capacity tiles against a target marker while a fourth tile is still blank.
A school planning team balances three measured capacity tiles against a target marker while a fourth tile is still blank.
Target-score contribution ledgerExact current calculation path
ComponentScoreWeightContributionDecision meaning

How to use

Turn a rubric gap into a testable remaining-score requirement

  1. Choose the three scored capacity dimensions that already have evidence.
  2. Enter each score and its weight using the rubric's 0-100 scale.
  3. Set the target composite score and assign the remaining weight to the unscored component.
  4. Confirm current weights plus remaining weight equal 100%; the page rejects an incomplete rubric.
  5. Read the required score and feasibility together before assigning work to the remaining component.

Target-score fundamentals

An inverse score is only useful when the rubric is explicit

Dimension score
A bounded 0-100 assessment for one capacity condition.
Weight
The share of the composite assigned to a dimension.
Known contribution
The weighted points already supplied by scored dimensions.
Remaining weight
The share still available for the unscored component.
Feasibility
Whether a 0-100 remaining score can reach the target.

Calculation method

Solve the weighted-mean equation instead of guessing a target

The page adds the weighted contributions already known, subtracts that total from the target, and divides by the remaining weight expressed as a fraction. A required score above 100 is an infeasible target; a negative required score means the target is already met before the remaining component is assessed.

Weight discipline

Do not use a hidden denominator

A target score changes meaning when the remaining weight is omitted or when current weights do not sum to the full rubric. The page requires the complete 100% frame so the inverse calculation has one declared denominator.

Evidence quality

Score what the evidence can actually support

Space-fit, staffing-fit, and schedule-access ratings should have a written rubric, time window, and reviewer. A precise required score does not repair a subjective or mixed-scale input.

Decision boundary

Feasible does not mean advisable

A remaining component may mathematically reach 94 but still be unrealistic to deliver in the term. Use the feasibility flag to start a review, not to approve a plan without evidence.

Detailed calculation process

Target-score equation and default substitution

Known contribution = sum(score × weight ÷ 100)Required remaining score = (target − known contribution) ÷ (remaining weight ÷ 100)Maximum final score = known contribution + remaining weightFeasible iff 0 ≤ required score ≤ 100
  1. Defaults: space 78 at 30%, staffing 72 at 25%, access 66 at 20%, target 75, remaining weight 25%.
  2. Known contribution = 78×0.30 + 72×0.25 + 66×0.20 = 54.60 points.
  3. Required remaining score = (75 − 54.60) ÷ 0.25 = 81.60.
  4. Maximum final score = 54.60 + 25.00 = 79.60, so the target is feasible but leaves little margin.
  5. The visual compares known contribution, required score, and target on one 0-100 scale.
  6. Cards, ledger, copy, and PDF retain the same feasibility result and precision policy.

The current contribution and feasibility state above provide the final reconciliation.

Result interpretation

Separate target pressure from score quality

A high required score identifies a narrow remaining margin. A target above the maximum possible final cannot be reached under the entered rubric, while a negative requirement means the target is already secured in arithmetic terms.

Rubric review

Change a weight only with a documented decision

Reweighting space, staffing, or access to make the target attainable changes the meaning of the score. Preserve the prior rubric when comparing plans across meetings.

Limits and exclusions

What this inverse model does not decide

  • It does not validate the quality or inter-rater reliability of the entered scores.
  • It does not infer a local staffing requirement from a composite score.
  • It does not award partial credit for a component whose evidence is missing.
  • It does not turn a planning rubric into a legal, accreditation, or safety standard.

Key terminology

Target-score vocabulary

Composite score
A total formed from weighted component scores.
Known points
Weighted points supplied by completed dimensions.
Remaining component
The dimension whose score is solved rather than entered.
Target ceiling
The highest composite possible under the remaining weight.
Rubric
The scoring definitions and evidence rules behind each dimension.
Feasible
Reachable within the declared 0-100 score domain.

Worked decision cases

Two targets that need different responses

Reachable access improvement

A required score of 82 sits inside the remaining component's range. The team can inspect which access evidence would support that rating.

Impossible ceiling

A target that requires 118 is not a motivation problem in the last component; the rubric, target, or weights must be reconsidered transparently.

Authoritative basis

Sources for capacity measures and score interpretation

Important note

The rubric and target belong to the planning team. This calculator makes the arithmetic explicit; it cannot establish that a subjective score is valid.

Frequently asked questions

Why must the weights total 100%?

The inverse equation needs a complete composite denominator.

What does a required score over 100 mean?

The target cannot be reached under the entered remaining weight.

What if the required score is negative?

The known contribution already exceeds the target.

Can I change the rubric weights?

Yes, but retain the approved version for a fair comparison.

Is the target score a grade?

No, it is a bounded planning score for declared dimensions.