Solve the problem.A measure of diversity of species in an ecological community is given by the formula 
where P1, P2, ... ,Pn are the proportions of a sample belonging to each of n species found in the sample. A sample of a community shows three species with 48 individuals each. Find the index of diversity H.
A. 1
B. 0.53
C. 2.1
D. 1.6
Answer: D
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Solve the problem.For the study described below, identify the population.1500 American women working for large companies were polled to determine the percentage that felt that women were under represented in management positions in their company.
A. All American women working for large companies B. The percentage of American women working for large companies who feel that women are under represented in management positions in their company. C. The 1500 women polled D. All American women
Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
+ 
A. A = -7, B = 
, C = 
B. A = 7, B = 
, C = 
C. A = -7, B = - 
, C = - 
D. A = 7, B = - 
, C = - 
Simplify.
A. 4 - a2
B. 
C. 
D. 
Determine the degree of each term of the polynomial.1125z4 - 250z3 + 243zb3 - 54b3
A. 1125z4: degree 1125; -250z3: degree -250; 243zb3: degree 243; 
B. 1125z4: degree 0; -250z3: degree 0; 243zb3: degree 3; 
C. 1125z4: degree 4; -250z3: degree 3; 243zb3: degree 4; 
D. 1125z4: degree 4; -250z3: degree 3; 243zb3: degree 1; 