The tutor, continuing with his identification of familiar plants, shares another find. One guide compares the creamy clouds of flowers on oceanspray (Holodiscus discolor) to lilacs, but they’re less structured than some lilac flowers; I’d say their stems are softer …

Plant identification from field guides: oceanspray Read more »

The tutor focuses on the Staples BD-6120G, which has some convenient features. Overlooking the Staples BD-6120G might be easy: I can’t recall any of my students using it. Yet, I picked one up from Staples’ abundant shelves; someone must use …

Calculator usage: linear regression on the Staples BD-6120G Read more »