80. Community have four different species (A to D) as follows: A:20%、B:20%·C:30%、D:30%
What is the Shannon diversity index (H) of community?
(A)0.986.
(B) 1.624.
(C) 0.828.
(D) 1.366
(E) 2.569
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統計: A(0), B(5), C(3), D(22), E(0) #3094194
統計: A(0), B(5), C(3), D(22), E(0) #3094194