Many employers administer pre-employment tests to determine if an applicant meets the minimum qualifications for a position. These tests also predict how an applicant will perform within a given role ...

During the product development journey, before a new software or product reaches its audience, it undergoes a series of tests to ensure its quality and functionality. At the forefront of these is the ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This book is dated 1862, but it was ...

In celiac disease, the immune system reacts to gluten exposure and attacks the tissues in the gut, causing inflammation and damage to the small intestine. At-home celiac tests will report on a range ...

Online color blindness tests may give people an idea of whether they may be color blind and if so, which type of color blindness they might have. This information comes from the National Eye Institute ...

R is the perfect language for creating a variety of chi-square tests, which are used to perform statistical analyses of counts of data. Here's how, with some sample code. A chi-square test (also ...

The pH scale is used to measure the acidity of a fluid. The pH scale ranges from 0 to 14. A pH of 7 is neutral, whereas a pH result below 7 is acidic and above 7 is alkaline. Urine has the widest ...