It’s in vogue these days to declare the building blocks of statistical inference irrelevant to assessing the performance of schools. For example, Joel Klein recently argued that statistical ...

Sampling error refers to the difference between our survey estimate and what we would have found had we been able to interview everyone in the population. When it is reported, it is described as “plus ...

HOLLIDAYSBURG — High levels of lead recently found in samples of drinking water in some homes and buildings in Hollidaysburg Borough were the result of a sampling error, according to Rick Pope, ...

NEWS APP FOR WEATHER ALERTS ANYTIME. WATER QUALITY IN THE CITY OF RIVIERA BEACH IS TAKING CENTER STAGE AGAIN TONIGHT, BUT THIS TIME IT’S BECAUSE A REPORT SUGGESTS THE WATER MAY HAVE ALWAYS BEEN SAFE ...

A simple random sample is a subset of a statistical population where each member of the population is equally likely to be ...

When we look in the mirror, it’s easy to see not only the physical attributes that define our unique features, but also the layers beneath that makeup who we are — those tired eyes given as a gift of ...

Negative margin status is an important predictor for local control and overall outcome in head and neck cancers. 1, 2, 3 Frozen section analysis is a useful tool for assessing margin status ...

Drawn both by lower data collection costs and substantial advantages in how questionnaires can be designed and administered, survey research is rapidly moving to the Web. Adoption of the Web for data ...