Unformatted text preview: centrifuge tube) and collect a sample of beans by filling the sampler to the
top. Count and record the number collected and mark each collected bean with a marker. After
marking, return the beans to the population and thoroughly mix the beans by shaking the
3. Draw out a second sample. Record the number of marked and unmarked beans, but do not
return this to the population just yet. You will use these numbers to estimate population size
using the Lincoln- Peterson index. 4. Now mark each unmarked bean and return this sample to the population, thoroughly mix, and
then take a third sample. Again, count the number of marked and unmarked beans, mark the
unmarked beans and return the sample to the bean population.
5. Take a fourth and final sample, and count marked and unmarked beans. Now you have the
data necessary to estimate population size using the Schnabel index. Biology 6C 71 Data Analysis: Population Size Estimate
1. Enter your data in the table below.
Table 3.3 Mark-Recapture Data
i Ci Ri New marked Mi 1
4 2. Using the Lincoln-Peterson index,...
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