     <label for="meanValue">Mean value (μ)</label>
            <input type="number" id="meanValue" name="meanValue" required>

            <label for="standardDeviation">Standard deviation (σ)</label>
            <input type="number" id="standardDeviation" name="standardDeviation" required>

            <label for="zScore">Z-score (z)</label>
            <input type="text" id="zScore" name="zScore" readonly>

            <button type="button" onclick="calculateZScore()">Calculate</button>
        </form>
