Neco Model Questions Vol1 2020 Agricultural Science Question 9
Practice objective / multiple choice question 9 from the 2020 Neco Model Questions Vol1 Agricultural Science examination.
A 1 ha field contains four plant species with the following individual counts: 40, 30, 20 and 10. Using Simpson's Diversity Index \(D = \frac{\sum n_i (n_i-1)}{N(N-1)}\), where \(n_i\) is the count of species \(i\) and \(N\) is the total number of individuals, calculate \(D\) to three decimal places.
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This is Neco Model Questions Vol1 2020 Agricultural Science Question 9. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Agricultural Science examination.
Difficulty level: Easy .
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