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8 January, 14:32

An alligator population in a nature preserve in the everglades decreases by 60 alligators over 5 years what is the mean yearly change in the alligator population

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  1. 8 January, 14:46
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    The mean or average yearly change equals the total net change divided the number of years, then:

    mean yearly change = total net change / # of years = 60 alligators / 5 years = 12 alligators per year.
  2. 8 January, 14:46
    0
    An alligator population decreases by 60 alligators over 5 years.

    60 : 5 = 12

    The mean yearly change of population:

    it decreases by 12 alligators over year.
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