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Accessible Consent Caption Duration Budget Tool

Calculate accessible consent caption duration budget from explicit caller-supplied inputs.

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Description

Return estimated caption duration and available-time gap.

Participant time, compensation and renewal timing depend on explicit assumptions about visits, expenses, comprehension and applicable rules. A supplied rate or elapsed-time threshold can support bookkeeping while fair compensation, accessibility and valid consent require a broader contextual assessment.

Return estimated caption duration and available-time gap.

When to use this tool

Use Accessible Consent Caption Duration Budget when checking the stated research payment, burden, reading-time or renewal convention.

How to use the tool and how it works

  1. Enter characters, targetCharactersPerSecond, availableSeconds. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read neededSeconds, remainingSeconds. Use the output convention below.

Return estimated caption duration and available-time gap. Require nonnegative whole characters, positive targetCharactersPerSecond and availableSeconds >= 0; needed = characters/rate, remaining = available-needed.1

Input fieldMeaning and unitsAccepted input
charactersCharactersRequired. Safe integer; minimum 0.
targetCharactersPerSecondTarget Characters Per SecondRequired. Finite number; strictly above 0.
availableSecondsAvailable SecondsRequired. Finite number; minimum 0.
Output fieldInterpretationReturned shape
neededSecondsNeeded SecondsRequired. Finite number.
remainingSecondsRemaining SecondsRequired. Finite number.
json
{
  "input": {
    "characters": 120,
    "targetCharactersPerSecond": 15,
    "availableSeconds": 10
  },
  "output": {
    "neededSeconds": 8,
    "remainingSeconds": 2
  }
}

Limitations and assumptions

  • Character count and target rate are supplied; readability, accessibility and participant comprehension are not verified.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
  • Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Use participant-centered evidence and the original protocol and consent process; review payment, accessibility and renewal choices with the responsible ethics and professional teams.

References

  1. Calculation and input contract: bioethics/accessible-consent-caption-duration-budget — tool.io

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