Television streaming video concept. Media TV video on demand technology. Video service with internet streaming multimedia shows, series. Digital collage wall of screen abstract composition At the ...

Would you buy something from Amazon if it only had one review? Or go to a restaurant that had just five reviews on Yelp? Maybe, but for many of us, it would feel like a risk. The more reviews, the ...

Those of us in the business of psychological measurement use the terms reliability and validity a lot. You've probably seen those terms on the Psychology Today website (they appear thousands of times) ...

A vital component in many research fields is the ability to measure bacterial growth for fermentation, antibiotic effectiveness, synthetic biology, and food safety. Estimating bacterial growth ...

“Everywhere you turn in the world of philanthropy and nonprofits these days, people are talking about accountability,” stated the lead sentence of a recent New York Times article that reported on the ...

One of the best things about digital oscilloscopes is that they can measure the acquired waveforms using a wide range of helpful measurement parameters. Most current oscilloscopes include about twenty ...

Let's start with DC voltage, one of the simplest and most-used multimeter measurements. The DC voltage measurement is used to determine the difference in electrical potential between two points in a ...

Oxygen is among the most frequently administered medical therapies, with a level that is commonly adjusted according to the reading on a pulse oximeter that measures patients’ oxygen saturation.

In my previous blog post, I noted that reliability and validity are two essential properties of psychological measurement. Measures of intelligence, personality, vocational interests, and so forth ...