Find the median of the following.
18 years
What is the 25th percentile of the following data?
12 years
Estimate the 75th percentile.
30 years
List the cumulative frequencies from the given graph.
(0-10) - 8, (10-20) - 22, (20-30) - 30, (30-40) - 36, (40-50) - 40
How many individuals are below 22 years of age?
24 individuals
How many individuals are more 36 years old?
6 individuals
What is the 10th percentile?
6 years
Find the 40th percentile.
16 years
What is the scale of the graph on the X-axis?
1 unit = 10 years
What is the scale of the graph on the Y-axis?
1 unit = 5 individuals
