Island Size 12 |11 19 21 42 |13 23 28 |(hectares) Puffin Pop. 120 38 60 104 130 229 63 |111 132 Find the average population density and the variance in density among these islands. 21
Island Size 12 |11 19 21 42 |13 23 28 |(hectares) Puffin Pop. 120 38 60 104 130 229 63 |111 132 Find the average population density and the variance in density among these islands. 21
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 6SGR
Related questions
Question
4. Consider the following table of island sizes and their local population of puffins:28
Expert Solution
Step 1
Solution :
Island size(hectares) | Puffin population |
21 | 120 |
12 | 38 |
11 | 60 |
19 | 104 |
21 | 130 |
42 | 229 |
13 | 63 |
23 | 111 |
28 | 132 |
Population density = Population/ Land area
SO population density for island 1 = 120/21 = 5.714 per hectares
Population density for island 2 = 38/12 = 3.166 per hectares
We can calculate population density for remaining island using same method.
Step by step
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