{
    "name": "Quiz Accuracy Calculator",
    "url": "https://calculators.geekmidst.com/calculators/quiz-accuracy-calculator",
    "markdown": "https://calculators.geekmidst.com/calculators/quiz-accuracy-calculator.md",
    "category": "Education",
    "description": "Work out quiz accuracy on attempted questions, the overall score including skipped ones, and the share of questions you attempted.",
    "summary": "Accuracy and score answer different questions: accuracy is right answers out of those you attempted; score is right answers out of all questions.",
    "also_called": [
        "Quiz score calculator",
        "Accuracy percentage calculator"
    ],
    "applies_to": "Worldwide",
    "last_updated": "2026-10-29",
    "computation": "Results are computed in the visitor’s browser on the HTML page. This API describes the calculator; it does not compute results.",
    "inputs": [
        {
            "name": "correct",
            "label": "Correct answers",
            "type": "number",
            "default": "18"
        },
        {
            "name": "wrong",
            "label": "Wrong answers",
            "type": "number",
            "default": "4"
        },
        {
            "name": "skipped",
            "label": "Skipped questions",
            "type": "number",
            "default": "3",
            "optional": true
        }
    ],
    "outputs": [
        {
            "key": "accuracy",
            "label": "Accuracy",
            "format": "percent"
        },
        {
            "key": "score_percent",
            "label": "Score",
            "format": "percent"
        },
        {
            "key": "attempt_rate",
            "label": "Attempt rate",
            "format": "percent"
        },
        {
            "key": "error_rate",
            "label": "Error rate",
            "format": "percent"
        },
        {
            "key": "total_questions",
            "label": "Total questions",
            "format": "integer"
        }
    ],
    "formula": {
        "text": "Accuracy = Correct ÷ (Correct + Wrong) × 100;  Score = Correct ÷ Total × 100;  Attempt rate = (Correct + Wrong) ÷ Total × 100",
        "variables": {
            "Total": "correct + wrong + skipped"
        }
    },
    "worked_example": {
        "inputs": {
            "correct": "18",
            "wrong": "4",
            "skipped": "3"
        },
        "steps": [
            "Attempted = 18 + 4 = 22 of 25 questions (88%).",
            "Accuracy = 18 ÷ 22 = 81.82%.",
            "Score = 18 ÷ 25 = 72%."
        ],
        "result": "18 right, 4 wrong and 3 skipped is 81.82% accuracy but a 72% score."
    },
    "interpretation": "High accuracy with a low attempt rate means you know what you answer but are running out of time or confidence; low accuracy means slow down or revise.",
    "assumptions": [
        "Every question carries the same weight."
    ],
    "limitations": [
        "For exams that deduct marks for wrong answers, use the negative marking calculator."
    ],
    "rules": null,
    "faqs": [
        {
            "question": "Is accuracy the same as score?",
            "answer": "Only if you attempt every question. Skipped questions lower the score but not accuracy."
        },
        {
            "question": "What is a good accuracy?",
            "answer": "It depends on the test, but under negative marking you want accuracy well above the break-even level for the scheme."
        }
    ],
    "sources": [],
    "related": [
        {
            "name": "Exam Negative Marking Calculator",
            "url": "https://calculators.geekmidst.com/calculators/exam-negative-marking-calculator"
        },
        {
            "name": "Percentage Grade Calculator",
            "url": "https://calculators.geekmidst.com/calculators/percentage-grade-calculator"
        },
        {
            "name": "Percentage Calculator",
            "url": "https://calculators.geekmidst.com/calculators/percentage-calculator"
        },
        {
            "name": "Course Completion Rate Calculator",
            "url": "https://calculators.geekmidst.com/calculators/course-completion-rate-calculator"
        }
    ],
    "disclaimer": null,
    "publisher": "GM¹X CalcVerse"
}