In fishery science, a cohort is the collection of fish that results from one annual reproduction. It is usually assumed that the number of fish N( t ) still alive after t years is given by an exponential function. For Pacific halibut, , where N_o is the initial size of the cohort. Approximate the percentage of the original number still alive after 9 years. A)5.5% B)50.4% C)33.1% D)16.5% E)18.0%

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The Answer of In fishery science, a cohort is the collection of fish that results from one annual reproduction. It is usually assumed that the number of fish N( t ) still alive after t years is given by an exponential function. For Pacific halibut, , where N_o is the initial size of the cohort. Approximate the percentage of the original number still alive after 9 years. A)5.5% B)50.4% C)33.1% D)16.5% E)18.0%

In Fishery Science, a Cohort Is the Collection of Fish