If your professor gives you your test grade in z-scores, and you receive a 1.5,
ID: 3074317 • Letter: I
Question
If your professor gives you your test grade in z-scores, and you receive a 1.5, what does that mean.
It means you got most of the questions wrong.
It means you answered most of the questions correctly.
It means you scored 1.5 standard deviations above average.
It can't be interpreted because we don't know the distribution of the scores.
It means you got most of the questions wrong.
It means you answered most of the questions correctly.
It means you scored 1.5 standard deviations above average.
It can't be interpreted because we don't know the distribution of the scores.
Explanation / Answer
Option b is correct i.e you answered most of the question correctly
Since if z-score is 1.5 it means that about 86 percent area is covered in sence of probability
Means you have answered 86 percent questions correctly.