Try this:
Directions: Solve the problems below by following the steps
given. Write your answer on a separate sheet of paper.
1. The following data are the ages of ten Grade 10
Mabini students at Bicos National High School 16,
15, 16, 15, 17, 17, 16, 15, 15, 14. Find the Quartile
1, Decile 5 and the 75th Percentile of the ages.
2. The owner of a dress shop recorded the number of
customers who came in to her shop each hour in a
day. The results were 14, 10, 12, 9, 17, 5, 8, 9, 14,
10, 11. Find Q3, P45 and D7, of the data.​