Answer: The first quartile would be drawn at 3.
And the median would be drawn at 4.
Explanation:
Since we have given that
Scores of group of students Frequency
1 0
2 2
3 2
4 4
5 3
6 1
7 1
First three set of scores from 1 to 3 comes under first quartile.
Median is in the center.
Last three set of scores comes under third quartile.
The first quartile would be drawn at 3.
And the median would be drawn at 4.