Question

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ian counted the number of problems on each of his tests. problems per test
stem leaf
0 9
1
2 3
3
4
5 9
6 2 7
7
8
9 4 8
how many tests had at least 50 problems?
tests

Explanation:

Step1: Identify relevant rows

Look at stem - leaf plot rows for 5, 6, 7, 8, 9.

Step2: Count leaves

Count the number of leaves in those rows. For stem 5, there is 1 leaf (9), for stem 6 there are 2 leaves (2, 7), for stem 9 there are 2 leaves (4, 8).

Answer:

5