Question

quiz scores
stem|leaf
6|3
7|0 0 4 7
8|2 5 5 9
9|4 7 9
10|0 0
key: 9|4 = 94
how many students scored in the 80s?

Explanation:

Step1: Identify stem - leaf values for 80's

Look at the row with stem = 8.

Step2: Count leaf values

The leaf values for stem = 8 are 2, 5, 5, 9. Count them.

Answer:

4