Explore the essentials of evaluating machine learning models, covering R-squared values, confusion matrices, and the ROC curve.
Accuracy Of Breast Cancer Web Sites Questioned
Researchers at the University of Texas in Houston have found that one in 20 breast cancer Web pages contained inaccurate information and sites featuring complimentary and alternative medicine were 15 times more likely to have false or misleading health information.
The Accuracy of Demographics
Demographics are often an important piece of information that an advertiser will want before purchasing an ad on a web site, however, there are some rarely discussed problems with the collection demographic information. There are several ways in which this statistical information can be collected, a few of which are discussed below.