问题
单项选择题
衡量测验包含的试题难易程度的指标是()。
A．效度
B．难度
C．信度
D．区分度
答案
参考答案：B
解析：一次测验难度是否得当，要看是否能较准确地测出学生的真实成绩。
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衡量测验包含的试题难易程度的指标是()。
A．效度
B．难度
C．信度
D．区分度
参考答案：B
解析：一次测验难度是否得当，要看是否能较准确地测出学生的真实成绩。
| 补全对话。 | |
Sandy: I want to spend my summer holiday in Qingdao. Millie: 2. Sandy: Of course, I like is very much. Millie: 3. Sandy: It's clean and beautiful. And it's becoming one of the most modern cities in the world. Millie: 4. Sandy: It's not very hot there. If you feel hot, you can have a swim in the sea. Millie: It's cool! Will you go there with your family? Sandy: Yes. Would you like to join us? Millie: I'd love to, but I have no time. Sandy: 5. |