Compute the Gini index for the Shirt Size attribute using multiway split.
Consider the training examples shown in Table 4.1 for a binary classification
problem.
The gini for Small shirt size is 0.48, Medium shirt size is 0.4898, Large
shirt size is 0.5, and Extra Large shirt size is 0.5. The overall gini for
Shirt Size attribute is 0.4914.
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You should avoid touching the adapter contacts because
A) The contacts are brittle and will easily break apart. B) The contacts store enough electrical charge to produce a health risk if you are poorly grounded. C) The dirt and grease from your fingers can collect on the contacts. D) The contacts become too hot to touch.
You can create a new bullet style using a symbol or picture.
Answer the following statement true (T) or false (F)
Consider the following statements: struct rectangleData{ double length; double width; double area; double perimeter;}; rectangleData bigRect;Which of the following statements is valid in C++?
A. cin >> bigRect; B. cin >> bigRect.length; C. perimeter = 2 * (length + width); D. area = length * width;
When an object is concatenated with a String, ________.
a. a compilation error occurs b. a runtime error occurs c. the object’s toString method is implicitly called to obtain the String representation of the object d. the object’s class name is concatenated with the String