Assume that in a lake there are 15000 fish, 1000 of them marked [with radioactive tracers]. 150 fish were fished out of the lake. Find the expectation of the number of marked fish among the fish caught.

Assume that in a lake there are 15000 fish, 1000 of them marked [with radioactive tracers]. 150 fish were fished out of the lake. Find the expectation of the number of marked fish among the fish caught.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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