rainfall (mm)\nstem|leaf\n3|8 9\n4|1 2 6\n5|1 5 6 9\n6|0 1 3 4 6\n7|0 6 8\n8|1 6\nkey: 6|0=60\nhow many days…
rainfall (mm)\nstem|leaf\n3|8 9\n4|1 2 6\n5|1 5 6 9\n6|0 1 3 4 6\n7|0 6 8\n8|1 6\nkey: 6|0=60\nhow many days had less than 40 mm of rainfall?
Answer
Explanation:
Step1: Identify relevant rows
Look at rows with stem 3 and 4.
Step2: Count data - points
In stem - 3 row, there are 2 data - points (38, 39). In stem - 4 row, there are 3 data - points (41, 42, 46).
Step3: Calculate total
Add the counts: 2 + 3=5.
Answer:
5