gary2022

On Zeros in Grading

Grades. Formative assessments. Summative assessments. Whatever we call these things, teachers have the responsibility to report the degree to which students have learned what they were supposed to learn. While this seems a straight-forward aspect of the work, it is highly contentious, and different educators have very different perspectives on it. I have addressed this Read More

gary2022

Why We Compute on the Cloud

Vendors such as Amazon Web Services (AWS) provide highly configurable systems that can be used to replicate many of the same functions that used to be configured on physical servers. Those vendors also provide many related services they can be enabled and configured on an “as needed” basis. The benefits of such systems are:   Security Read More

gary2022

Elevator Pitch on Error

In science, we make our living as it were by measuring. As a human activity, measurement involvessome errors. When a making measurements, there are (usually) three potential sources of error: The person who is making the measurement could make a mistake. The same person who measures the same thing more than once is likely to Read More

gary2022

On Resources

As researchers and seekers of information, we depend on words, images, and other media created by others. Not all resources we encounter in the 21st century can be considered of equal worth. While differentiating “fact” and “opinion” cannot be done with reliability, researchers select information from some sources rather than others. This page identifies resources Read More

gary2022

Completing Your Data

As an undergraduate student studying botany, I got quite good at using dichotomous keys. Mine is still on my bookshelf and the $40.00 price tag is still attached (it was among the most expensive books I bought during my studies). It is almost 800 pages of plant descriptions along with either or questions. Does the Read More

gary2022

What Should We Be Teaching About Research

Research is difficult, but highly engaging, work. By having students ask questions, and answer those through their research, the purpose of the work becomes more clear and the work is more interesting. Allowing students to define problems and refine questions make this difficult work more engaging. Research requires one to follow recognized protocols that make Read More