Estimating Population Size Lab Report
Can you tell by looking at the meadow how many grasshoppers live in it? 1. List the difficulties you might encounter if you tried to determine the population of grasshoppers by simply examining the meadow. 2. What are some steps you can take to make a more accurate estimate of the population size?
Data Table
Number of Grasshoppers Collected During Each Capture
First Capture Date
Second Capture Date
July 19
July 28
Number of Grasshoppers
in first capture and marked
(M)
Total number of
grasshoppers in second
capture, including gboth
Marked and Unmarked (n)
Number of marked
grasshoppers in second
capture (R) Calculate the estimated population using the data you collected. Estimate the population of grasshoppers in one acre of this meadow. Use the Lincoln Index (P=Mn/R), where:
You've reached the end of your free preview.
Want to read all 4 pages?
- Fall '15
- Statistics, SI prefix
