Title: T5-A3 Interpretacija analitike učenja
Course: Learning Analytics

Feedback shared by this category's questions, if right: Vaš odgovor je točan.
Feedback shared by this category's questions, if partly right: Vaš odgovor je djelomično točan.
Feedback shared by this category's questions, if wrong: Vaš odgovor nije točan.

Statistics show that the average test performance is 62%, the median is 65%, and the standard deviation is 12%. What would this signal to you as a teacher?

Q: If the test has a skewness of +1.8, what does that most likely mean?
- Most students have high scores.
- The distribution is symmetric.
- The test was too easy.
- Most students have low scores.
A: Most students have low scores.

Q: A test question has a facility index of 90% and a discrimination index of 0.05. How would you evaluate this question?
- Very useful - everyone knows the answer.
- Good indicator of difference among students.
- The question is too easy and does not discriminate well between students.
- The test is invalid because of that question.
A: The question is too easy and does not discriminate well between students.

Q: In the quiz analysis, you see that the average score is 58%, the standard deviation is 6%, the skewness is –1.5, and the discrimination index is 0.12. What can you conclude from this?
- The test was balanced, but the questions did not discriminate well between students.
- The test was too difficult and did not sufficiently discriminate between students.
- The test was too easy and does not discriminate well between students.
- The test was well designed, but the students did not take it seriously.
A: The test was balanced, but the questions did not discriminate well between students.

In your analysis, students who regularly review all course materials and participate in the forum still perform poorly on tests. What are the possible explanations, and what additional data should you analyze in order to make a better-informed decision?