Problema Solution
Estimate fur seal pups in rookery a. 4709 fur seal pups were tagged in early august. In late August a sample of 800 pups was observed and 283 of these were already tagged. Use proportion to estimate total number of pups in rookery a.
Answer provided by our tutors
let 'x' represent the total number of pups in rookery
4709 : x = 283 : 800
by solving we find:
x = 13,312
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the total number of pups in rookery is 13,312 approximately.