Given: The stem and leaf represented in the image
To Determine: How many data values are in the set
Solution
The total number of data used is as calculated below
Hence, the total number of data used is 13
(b) To Find the least value and the greatest values
The least value from the above is 3 and the greatest value is 49, as shown in the figure
Hence, the least value is 3, and the greatest value is 49