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Filename: drivers/Session_files_driver.php
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Backtrace:
File: /home/answnniz/public_html/index.php
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Function: require_once
Severity: Warning
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Filename: Session/Session.php
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Backtrace:
File: /home/answnniz/public_html/index.php
Line: 315
Function: require_once
How does PCA work? Question 4Answer a. Reduce the data's dimensionality and add new features using the existing collection of features b. Create clusters to help you identify the classes c. accurately anticipates your target d. To increase the effectiveness of your machine learning system, provide you as many features as you can