Answer:
First 25% 10 - 22.5
Next 25% 22.5 - 35
Third 25% 35 - 47.5
Last 25% 47.5 - 60
Step-by-step explanation:
First get the median of the entire data.
From the median, you split the data into two and find the median for both sections.
Finally, your smallest median is your first 25% and so on.
Just plug in the numbers for the variables

Does this help?
Answer by JKismyhusbandbae: A dot plot is a type of graph used to compare frequency counts within categories or groups. Dots are used on the graph.
Okay this one is easy all you gotta do is look at the decimal point and the place its at.