Step-by-step explanation:
15 + 17 + 23 + 19
32 + 42 = 74
74/4 = 18.5 is the mean
Answer:
all work is pictured and shown
Answer:

Step-by-step explanation:
Given


Required
Determine the percentage population increase
This is calculated using the following formula:






<em>Hence, there is a 4% increment from 2014 to 2015</em>