Question

how many scores are listed in this stem and leaf plot? 3 6 18 9

Explanation:

Step1: Count scores per row

For stem 4, there are 2 scores (40, 49).

Step2: Continue counting

For stem 5, there are 3 scores (56, 58, 59); for stem 6, 3 scores (61, 64, 67); for stem 7, 4 scores (73, 75, 76, 78); for stem 8, 4 scores (80, 85, 87, 88); for stem 9, 2 scores (92, 96).

Step3: Sum up scores

$2 + 3+3 + 4+4 + 2=18$.

Answer:

18