A uniform distribution's shape is:
A、bell shaped.
B、positively skewed.
C、negatively skewed.
D、rectangular.
A、bell shaped.
B、positively skewed.
C、negatively skewed.
D、rectangular.
在收入分配中规模收益不变有什么作用?
What is the role of constant returns to scale in the distribution of income?
Consider the following channel(is shown in Fig.3.26) is (1/2,0,1/2) an input distribution that achieves capacity?
Show that I(X;Y)=H(Y) - H(Z).
Which of the following is an indirect indicator of a population's density?
A.The distribution of food in a given area
B.The number of nests in a given area
C.The number of births in a given period of time
D.The number of individuals counted in a given area
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