Mathematics, 18.10.2021 08:00, Amyjoe23

Biologists tagged 139 fish in a lake on January 1, On February 1, they returned and collected a random sample of 30 fish, 10 of which had been previously tagged. On the basis of this experiment, approximately how many
fish does the lake have?

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Biologists tagged 139 fish in a lake on January 1, On February 1, they returned and collected a rand...