Show that the entropy of a node never increases after splitting it into smaller successor nodes.

What will be an ideal response?


Let Y = {y1, y2, ··· , yc} denote the c classes and X = {x1, x2, ··· , xk} denote

the k attribute values of an attribute X. Before a node is split on X, the

entropy is:

Computer Science & Information Technology

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The command to exit Emacs and save your file is:

a: [Ctrl-x] s b: [Ctrl-x] [Ctrl-s] c: [Ctrl-x] save d: [Ctrl-x] filename e: [Ctrl-s]

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As shown in the accompanying figure, the ____ is the space between the content and the edge of the box that contains the element.

A. padding B. border C. margin D. all of the above

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If the rulers are not showing, click View on the Menu bar, then click Display Rulers.

Answer the following statement true (T) or false (F)

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A(n) _________________________ is a horizontal or vertical bar that appears when the contents of an area may not be visible completely on the screen.

Fill in the blank(s) with the appropriate word(s).

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