Some Excel users have reported experiencing the Data source reference is not valid error while creating a pivot table in Excel. We will learn why this error occurs ...

If you see the error “This value doesn’t match the data validation restrictions defined for this cell” when entering a value in an Excel cell, the solutions ...

Marketing is built on one essential element: accurate information. As marketers, we're always collecting and analyzing data to understand customer behaviors, preferences, and trends. That information ...

In a Google SEO Office Hours, Google’s Martin Splitt answered a question about structured data validation and how Google’s validator can show different results than the Schema.org validator. Both ...

Evaluation methods rely on assumptions about how validation data and the data one wants to predict, called test data, are related. Traditional methods assume that validation data and test data are ...