| 時間 | 班級 | 座號 | 姓名 | 類型 | 題號 | 作答 | 正解 | 對錯 |
|---|---|---|---|---|---|---|---|---|
| 請先輸入老師密碼後查詢 | ||||||||
SELECT class_name 班級, seat_no 座號, student_name 姓名, type 類型,
question_id 題號, selected 作答, correct_answer 正解, is_correct 對錯, created_at 時間
FROM responses ORDER BY id DESC LIMIT 200;
-- 各題答對率
SELECT question_id, COUNT(*) 作答數, SUM(is_correct) 答對數,
ROUND(100.0*SUM(is_correct)/COUNT(*),1)||'%' 答對率
FROM responses WHERE type IN ('quiz','drag') GROUP BY question_id;